User:Rich Farmbrough/temp154


 * 1) A'Ghairbhe, River A'Ghairbhe, A'Ghairbhe River 6 km
 * 2) Abbey River (Bypasses Chersey Lock on the Thames), River Abbey River (Bypasses Chersey Lock on the Thames), Abbey River (Bypasses Chersey Lock on the Thames) River 3 km
 * 3) Abhainn Bruachaig, River Abhainn Bruachaig, Abhainn Bruachaig River 10 km
 * 4) Add, River Add, Add River 34 km
 * 5) Adur (Baybridge Canal), River Adur (Baybridge Canal), Adur (Baybridge Canal) River 5 km
 * 6) Ae (Water of), River Ae (Water of), Ae (Water of) River 25 km
 * 7) Aeron, River Aeron, Aeron River 23 km
 * 8) Afan, River Afan, Afan River 18 km
 * 9) Affric, River Affric, Affric River 35 km
 * 10) Afton Water, River Afton Water, Afton Water River 8 km
 * 11) Aira Beck, River Aira Beck, Aira Beck River 5 km
 * 12) Aire & Calder Navigation, River Aire & Calder Navigation, Aire & Calder Navigation River 55 km
 * 13) Aire & Calder Navigation (Wakefield Branch), River Aire & Calder Navigation (Wakefield Branch), Aire & Calder Navigation (Wakefield Branch) River 12 km
 * 14) Aire (Leeds to Woodlesford), River Aire (Leeds to Woodlesford), Aire (Leeds to Woodlesford) River 9 km
 * 15) Aire (Yorkshire - Malham to Leeds), River Aire (Yorkshire - Malham to Leeds), Aire (Yorkshire - Malham to Leeds) River 69 km
 * 16) Akenshaw Burn, River Akenshaw Burn, Akenshaw Burn River 2 km
 * 17) Alconbury Brook, River Alconbury Brook, Alconbury Brook River 13 km
 * 18) Ale Water, River Ale Water, Ale Water River 28 km
 * 19) Aled, River Aled, Aled River 15 km
 * 20) Aline, River Aline, Aline River 3 km
 * 21) Allen (Dorset), River Allen (Dorset), Allen (Dorset) River 20 km
 * 22) Allen (Tributary of the South Tyne), River Allen (Tributary of the South Tyne), Allen (Tributary of the South Tyne) River 7 km
 * 23) Aln, River Aln, Aln River 21 km
 * 24) Alne, River Alne, Alne River 12 km
 * 25) Alun/Alyn, River Alun/Alyn, Alun/Alyn River 46 km
 * 26) Alveron, River Alveron, Alveron River 18 km
 * 27) Alwen, River Alwen, Alwen River 22 km
 * 28) Amber, River Amber, Amber River 15 km
 * 29) Amman, River Amman, Amman River 13 km
 * 30) Ancholme, River Ancholme, Ancholme River 30 km
 * 31) Anker, River Anker, Anker River 33 km
 * 32) Annan, River Annan, Annan River 51 km
 * 33) Ant (Tidal limit to Wayford Bridge), River Ant (Tidal limit to Wayford Bridge), Ant (Tidal limit to Wayford Bridge) River 11 km
 * 34) Ant (Upstream of Wayford) - North Walsham & Dilham Canal, River Ant (Upstream of Wayford) - North Walsham & Dilham Canal, Ant (Upstream of Wayford) - North Walsham & Dilham Canal River 9 km
 * 35) Anton, River Anton, Anton River 10 km
 * 36) Appletree Worth Beck, River Appletree Worth Beck, Appletree Worth Beck River 1 km
 * 37) Ardle, River Ardle, Ardle River 28 km
 * 38) Arkle Beck, River Arkle Beck, Arkle Beck River 7 km
 * 39) Arrow, River Arrow, Arrow River 30 km
 * 40) Arrow (Herefordshire), River Arrow (Herefordshire), Arrow (Herefordshire) River 34 km
 * 41) Artle Beck, River Artle Beck, Artle Beck River 5 km
 * 42) Arun, River Arun, Arun River 15 km
 * 43) Arun, River Arun, Arun River 1 km
 * 44) Arun (Upper), River Arun (Upper), Arun (Upper) River 6 km
 * 45) Ashby Canal, River Ashby Canal, Ashby Canal River 34 km
 * 46) Ashby Canal (Moira Section), River Ashby Canal (Moira Section), Ashby Canal (Moira Section) River 2 km
 * 47) Ashgill Beck, River Ashgill Beck, Ashgill Beck River 1 km
 * 48) Ashop, River Ashop, Ashop River 10 km
 * 49) Ashton Canal, River Ashton Canal, Ashton Canal River 9 km
 * 50) Avon (Devon), River Avon (Devon), Avon (Devon) River 26 km
 * 51) Avon (Linlithgow), River Avon (Linlithgow), Avon (Linlithgow) River 21 km
 * 52) Avon (Salisbury), River Avon (Salisbury), Avon (Salisbury) River 108 km
 * 53) Avon (Tributary of the Clyde), River Avon (Tributary of the Clyde), Avon (Tributary of the Clyde) River 31 km
 * 54) Avon (Tributary of the Spey), River Avon (Tributary of the Spey), Avon (Tributary of the Spey) River 57 km
 * 55) Avon (Warwickshire - Above Leamington Spa), River Avon (Warwickshire - Above Leamington Spa), Avon (Warwickshire - Above Leamington Spa) River 34 km
 * 56) Avon (Warwickshire - Stratford upon Avon to Leamington Spa, River Avon (Warwickshire - Stratford upon Avon to Leamington Spa, Avon (Warwickshire - Stratford upon Avon to Leamington Spa River 24 km
 * 57) Avon (Warwickshire) Navigation, River Avon (Warwickshire) Navigation, Avon (Warwickshire) Navigation River 65 km
 * 58) Avon Bath, River Avon Bath, Avon Bath River 72 km
 * 59) Avon Bristol (Avon Navigation), River Avon Bristol (Avon Navigation), Avon Bristol (Avon Navigation) River 18 km
 * 60) Awe, River Awe, Awe River 5 km
 * 61) Axe (Devon - Downstream of Whitford), River Axe (Devon - Downstream of Whitford), Axe (Devon - Downstream of Whitford) River 4 km
 * 62) Axe (Devon - Upstream of Whitford), River Axe (Devon - Upstream of Whitford), Axe (Devon - Upstream of Whitford) River 31 km
 * 63) Axe (Somerset), River Axe (Somerset), Axe (Somerset) River 25 km
 * 64) Ayr, River Ayr, Ayr River 57 km
 * 65) Babingley, River Babingley, Babingley River 18 km
 * 66) Bain (Lincolnshire - incorporating the Horncastle Canal, River Bain (Lincolnshire - incorporating the Horncastle Canal, Bain (Lincolnshire - incorporating the Horncastle Canal River 29 km
 * 67) Bain (Tributary of the Ure), River Bain (Tributary of the Ure), Bain (Tributary of the Ure) River 3 km
 * 68) Balder, River Balder, Balder River 5 km
 * 69) Bann, River Bann, Bann River 8 km
 * 70) Banwy, River Banwy, Banwy River 29 km
 * 71) Barbon Beck, River Barbon Beck, Barbon Beck River 6 km
 * 72) Barle - Simonsbath to Tarr Steps, River Barle - Simonsbath to Tarr Steps, Barle - Simonsbath to Tarr Steps River 16 km
 * 73) Barle - Tarr Steps to Exe Confluence, River Barle - Tarr Steps to Exe Confluence, Barle - Tarr Steps to Exe Confluence River 13 km
 * 74) Barmston Main Drain, River Barmston Main Drain, Barmston Main Drain River 8 km
 * 75) Bashall Brook, River Bashall Brook, Bashall Brook River 3 km
 * 76) Basingstoke Canal, River Basingstoke Canal, Basingstoke Canal River 48 km
 * 77) Beane, River Beane, Beane River 13 km
 * 78) Beaulieu, River Beaulieu, Beaulieu River 3 km
 * 79) Beauly, River Beauly, Beauly River 21 km
 * 80) Bedale Beck, River Bedale Beck, Bedale Beck River 3 km
 * 81) Bedburn Beck, River Bedburn Beck, Bedburn Beck River 7 km
 * 82) Belah, River Belah, Belah River 12 km
 * 83) Belchamp Brook, River Belchamp Brook, Belchamp Brook River 2 km
 * 84) Beult, River Beult, Beult River 19 km
 * 85) Beverley Beck, River Beverley Beck, Beverley Beck River 1 km
 * 86) Birk Beck, River Birk Beck, Birk Beck River 6 km
 * 87) Birmingham Canal - Old Main Line, River Birmingham Canal - Old Main Line, Birmingham Canal - Old Main Line River 6 km
 * 88) Birmingham Canal Navigation - Main Line, River Birmingham Canal Navigation - Main Line, Birmingham Canal Navigation - Main Line River 24 km
 * 89) Birmingham and Fazeley Canal, River Birmingham and Fazeley Canal, Birmingham and Fazeley Canal River 24 km
 * 90) Biss, River Biss, Biss River 4 km
 * 91) Black Beck (to NTL), River Black Beck (to NTL), Black Beck (to NTL) River 5 km
 * 92) Black Bourn, River Black Bourn, Black Bourn River 19 km
 * 93) Black Brook, River Black Brook, Black Brook River 4 km
 * 94) Black Brook (Dartmoor), River Black Brook (Dartmoor), Black Brook (Dartmoor) River 2 km
 * 95) Black Cart Water, River Black Cart Water, Black Cart Water River 5 km
 * 96) Black Esk (Scotland), River Black Esk (Scotland), Black Esk (Scotland) River 11 km
 * 97) Black Sluice Navigation, River Black Sluice Navigation, Black Sluice Navigation River 20 km
 * 98) Black Water (Tributary of the River Conon), River Black Water (Tributary of the River Conon), Black Water (Tributary of the River Conon) River 27 km
 * 99) Blackadder Water, River Blackadder Water, Blackadder Water River 20 km
 * 100) Blackwater (Essex) (& River Pant), River Blackwater (Essex) (& River Pant), Blackwater (Essex) (& River Pant) River 37 km
 * 101) Blackwater (Wilts/Hants), River Blackwater (Wilts/Hants), Blackwater (Wilts/Hants) River 14 km
 * 102) Blackwater access agreement, River Blackwater access agreement, Blackwater access agreement River 13 km
 * 103) Blackwater/Broadwater (Hampshire/ Berkshire), River Blackwater/Broadwater (Hampshire/ Berkshire), Blackwater/Broadwater (Hampshire/ Berkshire) River 21 km
 * 104) Bladnock, River Bladnock, Bladnock River 31 km
 * 105) Bleng, River Bleng, Bleng River 7 km
 * 106) Blind Yeo, River Blind Yeo, Blind Yeo River 4 km
 * 107) Blithe, River Blithe, Blithe River 8 km
 * 108) Blithe (Upstream of Blithfield Reservoir), River Blithe (Upstream of Blithfield Reservoir), Blithe (Upstream of Blithfield Reservoir) River 27 km
 * 109) Blyth, River Blyth, Blyth River 19 km
 * 110) Blyth (Suffolk), River Blyth (Suffolk), Blyth (Suffolk) River 7 km
 * 111) Blythe, River Blythe, Blythe River 23 km
 * 112) Bollin, River Bollin, Bollin River 43 km
 * 113) Borrow beck, River Borrow beck, Borrow beck River 8 km
 * 114) Borthwick Water, River Borthwick Water, Borthwick Water River 15 km
 * 115) Bottisham Lode, River Bottisham Lode, Bottisham Lode River 3 km
 * 116) Bourne (South) - Surrey, River Bourne (South) - Surrey, Bourne (South) - Surrey River 8 km
 * 117) Bourne (Surrey), River Bourne (Surrey), Bourne (Surrey) River 7 km
 * 118) Bourne (Wiltshire), River Bourne (Wiltshire), Bourne (Wiltshire) River 23 km
 * 119) Bourne Eau, River Bourne Eau, Bourne Eau River 5 km
 * 120) Bovey, River Bovey, Bovey River 24 km
 * 121) Bowmont Water, River Bowmont Water, Bowmont Water River 24 km
 * 122) Boyd, River Boyd, Boyd River 2 km
 * 123) Bradshaw Brook, River Bradshaw Brook, Bradshaw Brook River 7 km
 * 124) Bran, River Bran, Bran River 12 km
 * 125) Bran (Ross & Cromarty), River Bran (Ross & Cromarty), Bran (Ross & Cromarty) River 31 km
 * 126) Branston Delph, River Branston Delph, Branston Delph River 3 km
 * 127) Brant, River Brant, Brant River 15 km
 * 128) Brathay, River Brathay, Brathay River 4 km
 * 129) Bray (Devon), River Bray (Devon), Bray (Devon) River 15 km
 * 130) Breamish, River Breamish, Breamish River 20 km
 * 131) Brecon & Abergavenny, River Brecon & Abergavenny, Brecon & Abergavenny River 57 km
 * 132) Brede, River Brede, Brede River 4 km
 * 133) Brede (navigation), River Brede (navigation), Brede (navigation) River 13 km
 * 134) Brent, River Brent, Brent River 14 km
 * 135) Brent (forming the Grand Union Canal), River Brent (forming the Grand Union Canal), Brent (forming the Grand Union Canal) River 4 km
 * 136) Brett, River Brett, Brett River 20 km
 * 137) Bridgewater Canal, River Bridgewater Canal, Bridgewater Canal River 57 km
 * 138) Bridgewater Canal (Manchester & Runcorn Branch), River Bridgewater Canal (Manchester & Runcorn Branch), Bridgewater Canal (Manchester & Runcorn Branch) River 4 km
 * 139) Bridgewater Canal (Preston Brook Arm), River Bridgewater Canal (Preston Brook Arm), Bridgewater Canal (Preston Brook Arm) River 1 km
 * 140) Bridgwater and Taunton Canal, River Bridgwater and Taunton Canal, Bridgwater and Taunton Canal River 22 km
 * 141) Brit, River Brit, Brit River 7 km
 * 142) Brock (Tributary of the Wyre), River Brock (Tributary of the Wyre), Brock (Tributary of the Wyre) River 13 km
 * 143) Broom, River Broom, Broom River 13 km
 * 144) Brora, River Brora, Brora River 41 km
 * 145) Brue (Somerset), River Brue (Somerset), Brue (Somerset) River 39 km
 * 146) Bude Canal, River Bude Canal, Bude Canal River 3 km
 * 147) Bulbourne/Gade ( Berkhamstead to Apsley), River Bulbourne/Gade ( Berkhamstead to Apsley), Bulbourne/Gade ( Berkhamstead to Apsley) River 7 km
 * 148) Bure, River Bure, Bure River 25 km
 * 149) Bure (Wroxham to Horstead Mill), River Bure (Wroxham to Horstead Mill), Bure (Wroxham to Horstead Mill) River 9 km
 * 150) Burwell Lode, River Burwell Lode, Burwell Lode River 4 km
 * 151) Byne Brook, River Byne Brook, Byne Brook River 1 km
 * 152) Caerfanell, River Caerfanell, Caerfanell River 3 km
 * 153) Cain, River Cain, Cain River 13 km
 * 154) Calder, River Calder, Calder River 28 km
 * 155) Calder & Hebble Navigation, River Calder & Hebble Navigation, Calder & Hebble Navigation River 34 km
 * 156) Calder & Hebble Navigation (Dewsbury Arm), River Calder & Hebble Navigation (Dewsbury Arm), Calder & Hebble Navigation (Dewsbury Arm) River 1 km
 * 157) Calder (Cumbria), River Calder (Cumbria), Calder (Cumbria) River 13 km
 * 158) Calder (South Lancs), River Calder (South Lancs), Calder (South Lancs) River 23 km
 * 159) Calder (Tributary of the Spey), River Calder (Tributary of the Spey), Calder (Tributary of the Spey) River 7 km
 * 160) Calder (excluding the parts that form the Air & Calder Navigation, River Calder (excluding the parts that form the Air & Calder Navigation, Calder (excluding the parts that form the Air & Calder Navigation River 13 km
 * 161) Calder (tributary of the Wyre), River Calder (tributary of the Wyre), Calder (tributary of the Wyre) River 1 km
 * 162) Caldew, River Caldew, Caldew River 39 km
 * 163) Caldon Canal, River Caldon Canal, Caldon Canal River 26 km
 * 164) Caldon Canal (Leek Branch), River Caldon Canal (Leek Branch), Caldon Canal (Leek Branch) River 4 km
 * 165) Caledonian Canal, River Caledonian Canal, Caledonian Canal River 92 km
 * 166) Cam (Cambridge), River Cam (Cambridge), Cam (Cambridge) River 25 km
 * 167) Cam (upstream of Grantchester), River Cam (upstream of Grantchester), Cam (upstream of Grantchester) River 15 km
 * 168) Cam/Ewelme, River Cam/Ewelme, Cam/Ewelme River 5 km
 * 169) Camel, River Camel, Camel River 26 km
 * 170) Camlad, River Camlad, Camlad River 14 km
 * 171) Cannich, River Cannich, Cannich River 13 km
 * 172) Carey, River Carey, Carey River 10 km
 * 173) Carno, River Carno, Carno River 6 km
 * 174) Carron, River Carron, Carron River 27 km
 * 175) Carron (Wester Ross), River Carron (Wester Ross), Carron (Wester Ross) River 14 km
 * 176) Cary (Somerset), River Cary (Somerset), Cary (Somerset) River 15 km
 * 177) Cassley, River Cassley, Cassley River 27 km
 * 178) Ceiriog, River Ceiriog, Ceiriog River 26 km
 * 179) Ceirw, River Ceirw, Ceirw River 6 km
 * 180) Cennen, River Cennen, Cennen River 12 km
 * 181) Char, River Char, Char River 4 km
 * 182) Chater, River Chater, Chater River 6 km
 * 183) Chelmer, River Chelmer, Chelmer River 21 km
 * 184) Chelmer and Blackwater Navigation, River Chelmer and Blackwater Navigation, Chelmer and Blackwater Navigation River 21 km
 * 185) Cherry Brook, River Cherry Brook, Cherry Brook River 7 km
 * 186) Cherwell, River Cherwell, Cherwell River 53 km
 * 187) Cherwell (Old Marston to the Thames), River Cherwell (Old Marston to the Thames), Cherwell (Old Marston to the Thames) River 5 km
 * 188) Chess, River Chess, Chess River 15 km
 * 189) Chesterfield Canal, River Chesterfield Canal, Chesterfield Canal River 51 km
 * 190) Chesterfield Canal (Chesterfield Section), River Chesterfield Canal (Chesterfield Section), Chesterfield Canal (Chesterfield Section) River 8 km
 * 191) Chew, River Chew, Chew River 18 km
 * 192) Chichester Ship Canal, River Chichester Ship Canal, Chichester Ship Canal River 6 km
 * 193) Chirdon Burn, River Chirdon Burn, Chirdon Burn River 14 km
 * 194) Church Beck, River Church Beck, Church Beck River 3 km
 * 195) Churnet, River Churnet, Churnet River 38 km
 * 196) Cilieni, River Cilieni, Cilieni River 12 km
 * 197) Claydon Brook, River Claydon Brook, Claydon Brook River 6 km
 * 198) Cleddau - Eastern (Llangwm Ford to NTL), River Cleddau - Eastern (Llangwm Ford to NTL), Cleddau - Eastern (Llangwm Ford to NTL) River 11 km
 * 199) Cleddau - Western, River Cleddau - Western, Cleddau - Western River 17 km
 * 200) Cledwen, River Cledwen, Cledwen River 16 km
 * 201) Clewer Mill Stream, River Clewer Mill Stream, Clewer Mill Stream River 2 km
 * 202) Clewer Mill Stream, River Clewer Mill Stream, Clewer Mill Stream River 2 km
 * 203) Clewer Mill Stream - lower offshoot, River Clewer Mill Stream - lower offshoot, Clewer Mill Stream - lower offshoot River 1 km
 * 204) Clough, River Clough, Clough River 13 km
 * 205) Clough Brook, River Clough Brook, Clough Brook River 3 km
 * 206) Clun, River Clun, Clun River 25 km
 * 207) Clwyd, River Clwyd, Clwyd River 34 km
 * 208) Clydach (ynysybwl), River Clydach (ynysybwl), Clydach (ynysybwl) River 4 km
 * 209) Clydach Brook, River Clydach Brook, Clydach Brook River 1 km
 * 210) Clyde, River Clyde, Clyde River 132 km
 * 211) Clyst, River Clyst, Clyst River 9 km
 * 212) Clywedog (Tributary of the Clwyd), River Clywedog (Tributary of the Clwyd), Clywedog (Tributary of the Clwyd) River 12 km
 * 213) Clywedog (Tributary of the Severn), River Clywedog (Tributary of the Severn), Clywedog (Tributary of the Severn) River 4 km
 * 214) Clywedog (Winion Trib), River Clywedog (Winion Trib), Clywedog (Winion Trib) River 2 km
 * 215) Clywegod (Wrexham), River Clywegod (Wrexham), Clywegod (Wrexham) River 16 km
 * 216) Cober, River Cober, Cober River 13 km
 * 217) Cocker, River Cocker, Cocker River 12 km
 * 218) Cod Beck, River Cod Beck, Cod Beck River 18 km
 * 219) Cole, River Cole, Cole River 12 km
 * 220) Cole (West Midlands), River Cole (West Midlands), Cole (West Midlands) River 13 km
 * 221) College Burn, River College Burn, College Burn River 6 km
 * 222) Coln (West Oxon), River Coln (West Oxon), Coln (West Oxon) River 20 km
 * 223) Colne (Rickmansworth & upstream), River Colne (Rickmansworth & upstream), Colne (Rickmansworth & upstream) River 17 km
 * 224) Colne (Batchworth to Springwell), River Colne (Batchworth to Springwell), Colne (Batchworth to Springwell) River 2 km
 * 225) Colne (Colchester), River Colne (Colchester), Colne (Colchester) River 27 km
 * 226) Colne (Maple Cross to Staines), River Colne (Maple Cross to Staines), Colne (Maple Cross to Staines) River 28 km
 * 227) Colne Brook, River Colne Brook, Colne Brook River 16 km
 * 228) Colwyn, River Colwyn, Colwyn River 1 km
 * 229) Coly, River Coly, Coly River 8 km
 * 230) Conon, River Conon, Conon River 20 km
 * 231) Conwy (Conway), River Conwy (Conway), Conwy (Conway) River 35 km
 * 232) Coquet (Blindburn to Tidal Limit), River Coquet (Blindburn to Tidal Limit), Coquet (Blindburn to Tidal Limit) River 74 km
 * 233) Coronation Channel, River Coronation Channel, Coronation Channel River 3 km
 * 234) Corrwg, River Corrwg, Corrwg River 6 km
 * 235) Cothi, River Cothi, Cothi River 40 km
 * 236) Cound Brook, River Cound Brook, Cound Brook River 16 km
 * 237) Coventry Canal, River Coventry Canal, Coventry Canal River 60 km
 * 238) Cover, River Cover, Cover River 10 km
 * 239) Cowside Beck, River Cowside Beck, Cowside Beck River 5 km
 * 240) Crafnant, River Crafnant, Crafnant River 4 km
 * 241) Cragg Brook, River Cragg Brook, Cragg Brook River 6 km
 * 242) Crai, River Crai, Crai River 9 km
 * 243) Crake, River Crake, Crake River 7 km
 * 244) Crane, River Crane, Crane River 16 km
 * 245) Crawnon, River Crawnon, Crawnon River 7 km
 * 246) Cray (Kent), River Cray (Kent), Cray (Kent) River 5 km
 * 247) Cree, River Cree, Cree River 40 km
 * 248) Creedy, River Creedy, Creedy River 12 km
 * 249) Crindau Pill, River Crindau Pill, Crindau Pill River 1 km
 * 250) Cripps River, River Cripps River, Cripps River River 2 km
 * 251) Croal, River Croal, Croal River 6 km
 * 252) Croesor, River Croesor, Croesor River 1 km
 * 253) Croglin (Water), River Croglin (Water), Croglin (Water) River 8 km
 * 254) Cromford Canal, River Cromford Canal, Cromford Canal River 3 km
 * 255) Crosby Gill, River Crosby Gill, Crosby Gill River 2 km
 * 256) Crouch, River Crouch, Crouch River 15 km
 * 257) Cuckmere, River Cuckmere, Cuckmere River 13 km
 * 258) Cuckoo Weir, River Cuckoo Weir, Cuckoo Weir River 1 km
 * 259) Cuieig, River Cuieig, Cuieig River 5 km
 * 260) Culm, River Culm, Culm River 22 km
 * 261) Cut Off Channel, River Cut Off Channel, Cut Off Channel River 45 km
 * 262) Cwm Llan, River Cwm Llan, Cwm Llan River 1 km
 * 263) Cynfal, River Cynfal, Cynfal River 5 km
 * 264) Cynin, River Cynin, Cynin River 10 km
 * 265) Cynon, River Cynon, Cynon River 18 km
 * 266) Dacre Beck, River Dacre Beck, Dacre Beck River 6 km
 * 267) Daer Water, River Daer Water, Daer Water River 6 km
 * 268) Daiwhat Water/Cluden Water/ Cairn Water, River Daiwhat Water/Cluden Water/ Cairn Water, Daiwhat Water/Cluden Water/ Cairn Water River 37 km
 * 269) Dane, River Dane, Dane River 58 km
 * 270) Dane (Navigable), River Dane (Navigable), Dane (Navigable) River 14 km
 * 271) Darent (Kent), River Darent (Kent), Darent (Kent) River 24 km
 * 272) Dart (Buckfastleigh to Totnes), River Dart (Buckfastleigh to Totnes), Dart (Buckfastleigh to Totnes) River 10 km
 * 273) Dart (Dartmeet to Buckfastleigh), River Dart (Dartmeet to Buckfastleigh), Dart (Dartmeet to Buckfastleigh) River 17 km
 * 274) Darwen, River Darwen, Darwen River 19 km
 * 275) Ddawan/Thaw, River Ddawan/Thaw, Ddawan/Thaw River 11 km
 * 276) De Lank, River De Lank, De Lank River 5 km
 * 277) Dearne, River Dearne, Dearne River 24 km
 * 278) Dearne (Access Agreement), River Dearne (Access Agreement), Dearne (Access Agreement) River 12 km
 * 279) Deben, River Deben, Deben River 31 km
 * 280) Dee (Aberdeen), River Dee (Aberdeen), Dee (Aberdeen) River 124 km
 * 281) Dee (Above Bala), River Dee (Above Bala), Dee (Above Bala) River 3 km
 * 282) Dee (English Section), River Dee (English Section), Dee (English Section) River 31 km
 * 283) Dee (Galloway), River Dee (Galloway), Dee (Galloway) River 51 km
 * 284) Dee (Lune), River Dee (Lune), Dee (Lune) River 14 km
 * 285) Dee (North Wales - from confluence with the Alwen to Horseshoe Falls), River Dee (North Wales - from confluence with the Alwen to Horseshoe Falls), Dee (North Wales - from confluence with the Alwen to Horseshoe Falls) River 20 km
 * 286) Dee (Wales), River Dee (Wales), Dee (Wales) River 17 km
 * 287) Dee (Welsh section - Downstream from Horseshoe Falls), River Dee (Welsh section - Downstream from Horseshoe Falls), Dee (Welsh section - Downstream from Horseshoe Falls) River 49 km
 * 288) Dee (from Bala to confluence with the Ceirw), River Dee (from Bala to confluence with the Ceirw), Dee (from Bala to confluence with the Ceirw) River 22 km
 * 289) Dene, River Dene, Dene River 5 km
 * 290) Derwent (Co Durham), River Derwent (Co Durham), Derwent (Co Durham) River 32 km
 * 291) Derwent (Derbyshire - Downstream of Matlock Bath), River Derwent (Derbyshire - Downstream of Matlock Bath), Derwent (Derbyshire - Downstream of Matlock Bath) River 49 km
 * 292) Derwent (Derbyshire - upstream of Matlock), River Derwent (Derbyshire - upstream of Matlock), Derwent (Derbyshire - upstream of Matlock) River 35 km
 * 293) Derwent (Derbyshire) - Slalom Course, River Derwent (Derbyshire) - Slalom Course, Derwent (Derbyshire) - Slalom Course River 1 km
 * 294) Derwent (Yorkshire), River Derwent (Yorkshire), Derwent (Yorkshire) River 82 km
 * 295) Derwent (Yorkshire), River Derwent (Yorkshire), Derwent (Yorkshire) River 24 km
 * 296) Derwent - Lower (Cumbria), River Derwent - Lower (Cumbria), Derwent - Lower (Cumbria) River 30 km
 * 297) Derwent - Middle (Cumbria), River Derwent - Middle (Cumbria), Derwent - Middle (Cumbria) River 5 km
 * 298) Derwent - Upper (Cumbria), River Derwent - Upper (Cumbria), Derwent - Upper (Cumbria) River 9 km
 * 299) Dever, River Dever, Dever River 19 km
 * 300) Deveron, River Deveron, Deveron River 78 km
 * 301) Devil's Water, River Devil's Water, Devil's Water River 9 km
 * 302) Devon (Clackmannanshire), River Devon (Clackmannanshire), Devon (Clackmannanshire) River 35 km
 * 303) Devon (Notts/Lincs), River Devon (Notts/Lincs), Devon (Notts/Lincs) River 27 km
 * 304) Dick Brook, River Dick Brook, Dick Brook River 4 km
 * 305) Doe, River Doe, Doe River 3 km
 * 306) Doe Lea, River Doe Lea, Doe Lea River 14 km
 * 307) Doethie, River Doethie, Doethie River 10 km
 * 308) Don (Aberdeen), River Don (Aberdeen), Don (Aberdeen) River 108 km
 * 309) Don (Yorkshire), River Don (Yorkshire), Don (Yorkshire) River 107 km
 * 310) Doon, River Doon, Doon River 39 km
 * 311) Dorback Burn, River Dorback Burn, Dorback Burn River 16 km
 * 312) Dore, River Dore, Dore River 6 km
 * 313) Douglas, River Douglas, Douglas River 4 km
 * 314) Douglas (lower to NTL), River Douglas (lower to NTL), Douglas (lower to NTL) River 19 km
 * 315) Douglas Water, River Douglas Water, Douglas Water River 21 km
 * 316) Dove, River Dove, Dove River 58 km
 * 317) Dove (Access Agreement), River Dove (Access Agreement), Dove (Access Agreement) River 19 km
 * 318) Dove (Yorkshire), River Dove (Yorkshire), Dove (Yorkshire) River 8 km
 * 319) Dovey, River Dovey, Dovey River 25 km
 * 320) Driffield Navigation (River Hull), River Driffield Navigation (River Hull), Driffield Navigation (River Hull) River 41 km
 * 321) Droitwich Canal, River Droitwich Canal, Droitwich Canal River 11 km
 * 322) Druie, River Druie, Druie River 15 km
 * 323) Dryfe Water, River Dryfe Water, Dryfe Water River 21 km
 * 324) Duddon, River Duddon, Duddon River 18 km
 * 325) Dudley No 1 Canal, River Dudley No 1 Canal, Dudley No 1 Canal River 4 km
 * 326) Dudley No 2 Canal, River Dudley No 2 Canal, Dudley No 2 Canal River 4 km
 * 327) Duke's Cut, River Duke's Cut, Duke's Cut River 1 km
 * 328) Dulais (Trib of Neath River), River Dulais (Trib of Neath River), Dulais (Trib of Neath River) River 12 km
 * 329) Dulais (Trib of the Tywi), River Dulais (Trib of the Tywi), Dulais (Trib of the Tywi) River 9 km
 * 330) Dulas, River Dulas, Dulas River 5 km
 * 331) Dulas, River Dulas, Dulas River 3 km
 * 332) Dullan Water, River Dullan Water, Dullan Water River 7 km
 * 333) Dun, River Dun, Dun River 5 km
 * 334) Dwyfach, River Dwyfach, Dwyfach River 14 km
 * 335) Dwyfor, River Dwyfor, Dwyfor River 18 km
 * 336) Dwyryd, River Dwyryd, Dwyryd River 3 km
 * 337) Dye, River Dye, Dye River 9 km
 * 338) Dysynni, River Dysynni, Dysynni River 12 km
 * 339) Eamont, River Eamont, Eamont River 19 km
 * 340) Earn, River Earn, Earn River 58 km
 * 341) East Adur, River East Adur, East Adur River 6 km
 * 342) East Allen, River East Allen, East Allen River 12 km
 * 343) East Dart, River East Dart, East Dart River 17 km
 * 344) East Lyn, River East Lyn, East Lyn River 2 km
 * 345) East Lyn, River East Lyn, East Lyn River 11 km
 * 346) East Oakment, River East Oakment, East Oakment River 6 km
 * 347) East Stour (Kent), River East Stour (Kent), East Stour (Kent) River 6 km
 * 348) Eau, River Eau, Eau River 8 km
 * 349) Ebwy/Ebbw, River Ebwy/Ebbw, Ebwy/Ebbw River 30 km
 * 350) Ecclesbourne, River Ecclesbourne, Ecclesbourne River 6 km
 * 351) Eden (Cumbria), River Eden (Cumbria), Eden (Cumbria) River 98 km
 * 352) Eden (Fife), River Eden (Fife), Eden (Fife) River 36 km
 * 353) Eden (Kent), River Eden (Kent), Eden (Kent) River 16 km
 * 354) Eden (Lazonby to Armathwaite Weir Access Agreement), River Eden (Lazonby to Armathwaite Weir Access Agreement), Eden (Lazonby to Armathwaite Weir Access Agreement) River 9 km
 * 355) Eden (Tributary of the river Mawddach), River Eden (Tributary of the river Mawddach), Eden (Tributary of the river Mawddach) River 8 km
 * 356) Eden (Upper - Cumbria), River Eden (Upper - Cumbria), Eden (Upper - Cumbria) River 22 km
 * 357) Edw, River Edw, Edw River 15 km
 * 358) Eggleston Burn, River Eggleston Burn, Eggleston Burn River 6 km
 * 359) Ehen, River Ehen, Ehen River 24 km
 * 360) Elan, River Elan, Elan River 5 km
 * 361) Ellen, River Ellen, Ellen River 9 km
 * 362) Eller Beck, River Eller Beck, Eller Beck River 3 km
 * 363) Ellesmere Canal, River Ellesmere Canal, Ellesmere Canal River 41 km
 * 364) Elwy, River Elwy, Elwy River 22 km
 * 365) Ely (Ely Bridge to the Cardiff barrage), River Ely (Ely Bridge to the Cardiff barrage), Ely (Ely Bridge to the Cardiff barrage) River 6 km
 * 366) Ely (Wales), River Ely (Wales), Ely (Wales) River 18 km
 * 367) Emm Brook, River Emm Brook, Emm Brook River 7 km
 * 368) Enborne, River Enborne, Enborne River 13 km
 * 369) Engine Drain, River Engine Drain, Engine Drain River 1 km
 * 370) Ennerdale Water, River Ennerdale Water, Ennerdale Water River 9 km
 * 371) Erewash, River Erewash, Erewash River 34 km
 * 372) Erewash Canal, River Erewash Canal, Erewash Canal River 18 km
 * 373) Ericht, River Ericht, Ericht River 18 km
 * 374) Erme (to NTL), River Erme (to NTL), Erme (to NTL) River 14 km
 * 375) Esk, River Esk, Esk River 12 km
 * 376) Esk (Cumbria - Lower to NTL), River Esk (Cumbria - Lower to NTL), Esk (Cumbria - Lower to NTL) River 11 km
 * 377) Esk (Cumbria - Upper), River Esk (Cumbria - Upper), Esk (Cumbria - Upper) River 4 km
 * 378) Esk (Musselburgh), River Esk (Musselburgh), Esk (Musselburgh) River 5 km
 * 379) Esk (Scotland), River Esk (Scotland), Esk (Scotland) River 32 km
 * 380) Esk (Yorkshire), River Esk (Yorkshire), Esk (Yorkshire) River 33 km
 * 381) Etherow, River Etherow, Etherow River 3 km
 * 382) Etherow (From Bottoms Reservoir downstream), River Etherow (From Bottoms Reservoir downstream), Etherow (From Bottoms Reservoir downstream) River 13 km
 * 383) Ettrick Water, River Ettrick Water, Ettrick Water River 41 km
 * 384) Evinlode (or Wychwood?), River Evinlode (or Wychwood?), Evinlode (or Wychwood?) River 45 km
 * 385) Ewe, River Ewe, Ewe River 3 km
 * 386) Ewenny, River Ewenny, Ewenny River 10 km
 * 387) Ewes Water, River Ewes Water, Ewes Water River 11 km
 * 388) Exe (Bickleigh to Exeter), River Exe (Bickleigh to Exeter), Exe (Bickleigh to Exeter) River 20 km
 * 389) Exe (Downstream of Exeter), River Exe (Downstream of Exeter), Exe (Downstream of Exeter) River 6 km
 * 390) Exe (upstream of Bickleigh), River Exe (upstream of Bickleigh), Exe (upstream of Bickleigh) River 39 km
 * 391) Exeter Ship Canal, River Exeter Ship Canal, Exeter Ship Canal River 8 km
 * 392) Eye, River Eye, Eye River 10 km
 * 393) Fal, River Fal, Fal River 15 km
 * 394) Farigaig, River Farigaig, Farigaig River 16 km
 * 395) Farrar, River Farrar, Farrar River 23 km
 * 396) Fechlin, River Fechlin, Fechlin River 7 km
 * 397) Feshie, River Feshie, Feshie River 21 km
 * 398) Feugh (Water of), River Feugh (Water of), Feugh (Water of) River 15 km
 * 399) Fiddich, River Fiddich, Fiddich River 24 km
 * 400) Findhorn, River Findhorn, Findhorn River 85 km
 * 401) Flit (& Ivel Navigation), River Flit (& Ivel Navigation), Flit (& Ivel Navigation) River 5 km
 * 402) Flushiemere Beck, River Flushiemere Beck, Flushiemere Beck River 1 km
 * 403) Font, River Font, Font River 20 km
 * 404) Forth, River Forth, Forth River 74 km
 * 405) Forth & Clyde Canal, River Forth & Clyde Canal, Forth & Clyde Canal River 54 km
 * 406) Forth & Clyde Canal (Monkland Canal Branch), River Forth & Clyde Canal (Monkland Canal Branch), Forth & Clyde Canal (Monkland Canal Branch) River 4 km
 * 407) Foss (Downstream of Yearsley Bridge), River Foss (Downstream of Yearsley Bridge), Foss (Downstream of Yearsley Bridge) River 4 km
 * 408) Foss (upstream of Yearsley Bridge), River Foss (upstream of Yearsley Bridge), Foss (upstream of Yearsley Bridge) River 8 km
 * 409) Fossdyke, River Fossdyke, Fossdyke River 17 km
 * 410) Foulness, River Foulness, Foulness River 17 km
 * 411) Fowey, River Fowey, Fowey River 22 km
 * 412) Foyers, River Foyers, Foyers River 7 km
 * 413) Freshie, River Freshie, Freshie River 14 km
 * 414) Freshney, River Freshney, Freshney River 5 km
 * 415) Frodingham Beck, River Frodingham Beck, Frodingham Beck River 1 km
 * 416) Frome (Bristol/Gloucs), River Frome (Bristol/Gloucs), Frome (Bristol/Gloucs) River 15 km
 * 417) Frome (Dorset), River Frome (Dorset), Frome (Dorset) River 48 km
 * 418) Frome (Somerset), River Frome (Somerset), Frome (Somerset) River 23 km
 * 419) Frome (Stroud), River Frome (Stroud), Frome (Stroud) River 25 km
 * 420) Gain, River Gain, Gain River 3 km
 * 421) Gam, River Gam, Gam River 12 km
 * 422) Gamlan, River Gamlan, Gamlan River 1 km
 * 423) Gannel, River Gannel, Gannel River 6 km
 * 424) Garry, River Garry, Garry River 38 km
 * 425) Garry (Inverness-shire), River Garry (Inverness-shire), Garry (Inverness-shire) River 27 km
 * 426) Garw, River Garw, Garw River 10 km
 * 427) Garwald Water, River Garwald Water, Garwald Water River 5 km
 * 428) Gatesgarthdale Beck, River Gatesgarthdale Beck, Gatesgarthdale Beck River 3 km
 * 429) Gayle Beck, River Gayle Beck, Gayle Beck River 4 km
 * 430) Gaywood, River Gaywood, Gaywood River 11 km
 * 431) Gelt, River Gelt, Gelt River 12 km
 * 432) Geodal, River Geodal, Geodal River 2 km
 * 433) Gilpin, River Gilpin, Gilpin River 13 km
 * 434) Gipping (Stowmarket Navigation), River Gipping (Stowmarket Navigation), Gipping (Stowmarket Navigation) River 25 km
 * 435) Glaslyn, River Glaslyn, Glaslyn River 10 km
 * 436) Glaslyn, River Glaslyn, Glaslyn River 1 km
 * 437) Glaslyn, River Glaslyn, Glaslyn River 12 km
 * 438) Glass, River Glass, Glass River 12 km
 * 439) Glaven, River Glaven, Glaven River 6 km
 * 440) Glaze, River Glaze, Glaze River 12 km
 * 441) Glem, River Glem, Glem River 4 km
 * 442) Glen, River Glen, Glen River 8 km
 * 443) Glen (Navigation), River Glen (Navigation), Glen (Navigation) River 18 km
 * 444) Glen (Tweed catchment), River Glen (Tweed catchment), Glen (Tweed catchment) River 10 km
 * 445) Glenderamackin, River Glenderamackin, Glenderamackin River 8 km
 * 446) Glenderamackin (lower), River Glenderamackin (lower), Glenderamackin (lower) River 5 km
 * 447) Glenderaterra Beck, River Glenderaterra Beck, Glenderaterra Beck River 3 km
 * 448) Glenridding Beck, River Glenridding Beck, Glenridding Beck River 2 km
 * 449) Gloucester and Sharpness Canal, River Gloucester and Sharpness Canal, Gloucester and Sharpness Canal River 26 km
 * 450) Glyme, River Glyme, Glyme River 12 km
 * 451) Goldrill Beck, River Goldrill Beck, Goldrill Beck River 4 km
 * 452) Goyt, River Goyt, Goyt River 26 km
 * 453) Grains Gill, River Grains Gill, Grains Gill River 1 km
 * 454) Grand Union Canal, River Grand Union Canal, Grand Union Canal River 215 km
 * 455) Grand Union Canal (Leicester Section), River Grand Union Canal (Leicester Section), Grand Union Canal (Leicester Section) River 69 km
 * 456) Grand Union Canal (Market Harborough Branch), River Grand Union Canal (Market Harborough Branch), Grand Union Canal (Market Harborough Branch) River 8 km
 * 457) Grand Union Canal (Northampton Arm), River Grand Union Canal (Northampton Arm), Grand Union Canal (Northampton Arm) River 7 km
 * 458) Grand Union Canal (Paddington Arm), River Grand Union Canal (Paddington Arm), Grand Union Canal (Paddington Arm) River 20 km
 * 459) Grand Western Canal, River Grand Western Canal, Grand Western Canal River 18 km
 * 460) Gransmoor Drain, River Gransmoor Drain, Gransmoor Drain River 8 km
 * 461) Grantham Canal, River Grantham Canal, Grantham Canal River 34 km
 * 462) Grantham Canal (Cotgrave), River Grantham Canal (Cotgrave), Grantham Canal (Cotgrave) River 5 km
 * 463) Grassguards Gill, River Grassguards Gill, Grassguards Gill River 1 km
 * 464) Grayfleet Drain, River Grayfleet Drain, Grayfleet Drain River 3 km
 * 465) Great Eau, River Great Eau, Great Eau River 14 km
 * 466) Great Langdale Beck, River Great Langdale Beck, Great Langdale Beck River 6 km
 * 467) Great Ouse (Bedford to Tidal Limit at Denver lock), River Great Ouse (Bedford to Tidal Limit at Denver lock), Great Ouse (Bedford to Tidal Limit at Denver lock) River 111 km
 * 468) Great Ouse (Upper), River Great Ouse (Upper), Great Ouse (Upper) River 17 km
 * 469) Great Ouse (Upstream from Bedford), River Great Ouse (Upstream from Bedford), Great Ouse (Upstream from Bedford) River 77 km
 * 470) Great Ouse Huntingdon Backwater (flood relief channel), River Great Ouse Huntingdon Backwater (flood relief channel), Great Ouse Huntingdon Backwater (flood relief channel) River 2 km
 * 471) Great Stour (Kent), River Great Stour (Kent), Great Stour (Kent) River 37 km
 * 472) Greatford Cut, River Greatford Cut, Greatford Cut River 5 km
 * 473) Green Field Beck, River Green Field Beck, Green Field Beck River 4 km
 * 474) Greta (Cambridge), River Greta (Cambridge), Greta (Cambridge) River 29 km
 * 475) Greta (Keswick), River Greta (Keswick), Greta (Keswick) River 7 km
 * 476) Greta (Tees), River Greta (Tees), Greta (Tees) River 21 km
 * 477) Greta (Tributary of the Lune - Lancashire), River Greta (Tributary of the Lune - Lancashire), Greta (Tributary of the Lune - Lancashire) River 11 km
 * 478) Gruinard, River Gruinard, Gruinard River 9 km
 * 479) Grwyne, River Grwyne, Grwyne River 14 km
 * 480) Gryfe, River Gryfe, Gryfe River 17 km
 * 481) Gwash, River Gwash, Gwash River 8 km
 * 482) Gwaun, River Gwaun, Gwaun River 7 km
 * 483) Gwendraeth Fach, River Gwendraeth Fach, Gwendraeth Fach River 17 km
 * 484) Gwendraeth Fawr, River Gwendraeth Fawr, Gwendraeth Fawr River 11 km
 * 485) Gwili (Carmarthen), River Gwili (Carmarthen), Gwili (Carmarthen) River 11 km
 * 486) Gwili (LLanelli), River Gwili (LLanelli), Gwili (LLanelli) River 10 km
 * 487) Gwyrfai, River Gwyrfai, Gwyrfai River 13 km
 * 488) Gypsey Race, River Gypsey Race, Gypsey Race River 10 km
 * 489) Halladale, River Halladale, Halladale River 31 km
 * 490) Hamble, River Hamble, Hamble River 1 km
 * 491) Hamps, River Hamps, Hamps River 16 km
 * 492) Harden Beck, River Harden Beck, Harden Beck River 5 km
 * 493) Harper's Brook, River Harper's Brook, Harper's Brook River 28 km
 * 494) Hart, River Hart, Hart River 8 km
 * 495) Harthope Burn, River Harthope Burn, Harthope Burn River 4 km
 * 496) Hayle, River Hayle, Hayle River 9 km
 * 497) Hebden Water, River Hebden Water, Hebden Water River 7 km
 * 498) Heddon, River Heddon, Heddon River 1 km
 * 499) Hedsor Water, River Hedsor Water, Hedsor Water River 1 km
 * 500) Helmsdale, River Helmsdale, Helmsdale River 32 km
 * 501) Heltondale Beck, River Heltondale Beck, Heltondale Beck River 4 km
 * 502) Hennerton Backwater, River Hennerton Backwater, Hennerton Backwater River 2 km
 * 503) Hepste, River Hepste, Hepste River 2 km
 * 504) Hertford Union Canal, River Hertford Union Canal, Hertford Union Canal River 1 km
 * 505) Hexden Channel, River Hexden Channel, Hexden Channel River 3 km
 * 506) Heyden Brook, River Heyden Brook, Heyden Brook River 2 km
 * 507) Hilton Brook/ Sutton Brook, River Hilton Brook/ Sutton Brook, Hilton Brook/ Sutton Brook River 12 km
 * 508) Hindburn, River Hindburn, Hindburn River 6 km
 * 509) Hirnant, River Hirnant, Hirnant River 7 km
 * 510) Hoaroak Water, River Hoaroak Water, Hoaroak Water River 1 km
 * 511) Hodder, River Hodder, Hodder River 28 km
 * 512) Hoe Stream, River Hoe Stream, Hoe Stream River 9 km
 * 513) Hogsmill, River Hogsmill, Hogsmill River 7 km
 * 514) Holderness Drain, River Holderness Drain, Holderness Drain River 21 km
 * 515) Holy Brook, River Holy Brook, Holy Brook River 8 km
 * 516) Honddu, River Honddu, Honddu River 12 km
 * 517) Horner Water, River Horner Water, Horner Water River 8 km
 * 518) Houxty Burn, River Houxty Burn, Houxty Burn River 4 km
 * 519) Huddersfield Broad Canal, River Huddersfield Broad Canal, Huddersfield Broad Canal River 6 km
 * 520) Huddersfield Narrow Canal, River Huddersfield Narrow Canal, Huddersfield Narrow Canal River 32 km
 * 521) Hudeshope Beck, River Hudeshope Beck, Hudeshope Beck River 4 km
 * 522) Hull (Driffield to Tidal Limit), River Hull (Driffield to Tidal Limit), Hull (Driffield to Tidal Limit) River 13 km
 * 523) Huntspill, River Huntspill, Huntspill River 7 km
 * 524) Hydfer, River Hydfer, Hydfer River 6 km
 * 525) Idle, River Idle, Idle River 18 km
 * 526) Idle, River Idle, Idle River 23 km
 * 527) Idle, River Idle, Idle River 7 km
 * 528) Ingrebourne, River Ingrebourne, Ingrebourne River 9 km
 * 529) Inny, River Inny, Inny River 15 km
 * 530) Inver, River Inver, Inver River 7 km
 * 531) Irfon, River Irfon, Irfon River 39 km
 * 532) Irt (to NTL), River Irt (to NTL), Irt (to NTL) River 16 km
 * 533) Irthing, River Irthing, Irthing River 36 km
 * 534) Irwell (Burrs), River Irwell (Burrs), Irwell (Burrs) River 1 km
 * 535) Irwell (Limefield to Salford Quays), River Irwell (Limefield to Salford Quays), Irwell (Limefield to Salford Quays) River 36 km
 * 536) Irwell (upper), River Irwell (upper), Irwell (upper) River 19 km
 * 537) Isbourne, River Isbourne, Isbourne River 6 km
 * 538) Ise (Tributary of the Nene), River Ise (Tributary of the Nene), Ise (Tributary of the Nene) River 31 km
 * 539) Isla, River Isla, Isla River 67 km
 * 540) Isle (Tributary of the River Parrett), River Isle (Tributary of the River Parrett), Isle (Tributary of the River Parrett) River 18 km
 * 541) Itchen (Divided Stream at Bishopstoke), River Itchen (Divided Stream at Bishopstoke), Itchen (Divided Stream at Bishopstoke) River 3 km
 * 542) Itchen (Divided Stream near Southampton Airport), River Itchen (Divided Stream near Southampton Airport), Itchen (Divided Stream near Southampton Airport) River 1 km
 * 543) Itchen (Old Arlesford to Abbotts Barton), River Itchen (Old Arlesford to Abbotts Barton), Itchen (Old Arlesford to Abbotts Barton) River 13 km
 * 544) Itchen (South of Bishopstoke to Mansbridge), River Itchen (South of Bishopstoke to Mansbridge), Itchen (South of Bishopstoke to Mansbridge) River 5 km
 * 545) Itchen (Winchester to Abotts Barton), River Itchen (Winchester to Abotts Barton), Itchen (Winchester to Abotts Barton) River 1 km
 * 546) Itchen (Winchester to Bishopstoke), River Itchen (Winchester to Bishopstoke), Itchen (Winchester to Bishopstoke) River 12 km
 * 547) Itchen Navigation (Winchester to Mansbridge), River Itchen Navigation (Winchester to Mansbridge), Itchen Navigation (Winchester to Mansbridge) River 15 km
 * 548) Itchen Navigation (Woodmill to Mansbridge), River Itchen Navigation (Woodmill to Mansbridge), Itchen Navigation (Woodmill to Mansbridge) River 1 km
 * 549) Itchin (Warwickshire), River Itchin (Warwickshire), Itchin (Warwickshire) River 21 km
 * 550) Ithon, River Ithon, Ithon River 55 km
 * 551) Ivel, River Ivel, Ivel River 29 km
 * 552) Jubilee River, River Jubilee River, Jubilee River River 11 km
 * 553) Kale Water, River Kale Water, Kale Water River 15 km
 * 554) Kelk Beck, River Kelk Beck, Kelk Beck River 9 km
 * 555) Kelvin, River Kelvin, Kelvin River 21 km
 * 556) Ken, River Ken, Ken River 38 km
 * 557) Kenn, River Kenn, Kenn River 9 km
 * 558) Kennet & Avon Canal (from Newbury west), River Kennet & Avon Canal (from Newbury west), Kennet & Avon Canal (from Newbury west) River 90 km
 * 559) Kennet (Aldershot Water), River Kennet (Aldershot Water), Kennet (Aldershot Water) River 1 km
 * 560) Kennet (Benham Weir to Northcroft), River Kennet (Benham Weir to Northcroft), Kennet (Benham Weir to Northcroft) River 3 km
 * 561) Kennet (Bonsals Point to Garston Lock), River Kennet (Bonsals Point to Garston Lock), Kennet (Bonsals Point to Garston Lock) River 1 km
 * 562) Kennet (Burghfield Mill), River Kennet (Burghfield Mill), Kennet (Burghfield Mill) River 1 km
 * 563) Kennet (Chamberhouse Mill to Kings Bridge), River Kennet (Chamberhouse Mill to Kings Bridge), Kennet (Chamberhouse Mill to Kings Bridge) River 3 km
 * 564) Kennet (Crookham Manor to Brimpton Mill), River Kennet (Crookham Manor to Brimpton Mill), Kennet (Crookham Manor to Brimpton Mill) River 1 km
 * 565) Kennet (Drapers Osier Bed Stream), River Kennet (Drapers Osier Bed Stream), Kennet (Drapers Osier Bed Stream) River 1 km
 * 566) Kennet (Fobney Island river loop), River Kennet (Fobney Island river loop), Kennet (Fobney Island river loop) River 1 km
 * 567) Kennet (Frouds Marina corner to Ufton), River Kennet (Frouds Marina corner to Ufton), Kennet (Frouds Marina corner to Ufton) River 5 km
 * 568) Kennet (Ham Mill to Bulls Lock), River Kennet (Ham Mill to Bulls Lock), Kennet (Ham Mill to Bulls Lock) River 1 km
 * 569) Kennet (Hungerford to Hamstead Marshall), River Kennet (Hungerford to Hamstead Marshall), Kennet (Hungerford to Hamstead Marshall) River 9 km
 * 570) Kennet (Kings Bridge to Woolhampton), River Kennet (Kings Bridge to Woolhampton), Kennet (Kings Bridge to Woolhampton) River 2 km
 * 571) Kennet (Mildenhall to Hungerford), River Kennet (Mildenhall to Hungerford), Kennet (Mildenhall to Hungerford) River 16 km
 * 572) Kennet (Northcroft to the Navigation), River Kennet (Northcroft to the Navigation), Kennet (Northcroft to the Navigation) River 1 km
 * 573) Kennet (Padworth Stream), River Kennet (Padworth Stream), Kennet (Padworth Stream) River 1 km
 * 574) Kennet (Preshute to Mildenhall), River Kennet (Preshute to Mildenhall), Kennet (Preshute to Mildenhall) River 4 km
 * 575) Kennet (Southcote river loop), River Kennet (Southcote river loop), Kennet (Southcote river loop) River 1 km
 * 576) Kennet (Sulhamstead Weir loop), River Kennet (Sulhamstead Weir loop), Kennet (Sulhamstead Weir loop) River 1 km
 * 577) Kennet (The Craven Fishery), River Kennet (The Craven Fishery), Kennet (The Craven Fishery) River 1 km
 * 578) Kennet (Tyle Mill), River Kennet (Tyle Mill), Kennet (Tyle Mill) River 1 km
 * 579) Kennet (Upper reach), River Kennet (Upper reach), Kennet (Upper reach) River 11 km
 * 580) Kennet (Widmead Weir to Chamberhouse Mill), River Kennet (Widmead Weir to Chamberhouse Mill), Kennet (Widmead Weir to Chamberhouse Mill) River 3 km
 * 581) Kennet Navigation, River Kennet Navigation, Kennet Navigation River 31 km
 * 582) Kensey, River Kensey, Kensey River 16 km
 * 583) Kent (Cumbria), River Kent (Cumbria), Kent (Cumbria) River 17 km
 * 584) Kent (Upper Reaches), River Kent (Upper Reaches), Kent (Upper Reaches) River 10 km
 * 585) Keskadale Beck, River Keskadale Beck, Keskadale Beck River 2 km
 * 586) Kex Beck, River Kex Beck, Kex Beck River 5 km
 * 587) Kielder Burn, River Kielder Burn, Kielder Burn River 5 km
 * 588) King's Sedgemoor Drain, River King's Sedgemoor Drain, King's Sedgemoor Drain River 15 km
 * 589) Kinglas, River Kinglas, Kinglas River 9 km
 * 590) Kingston Brook, River Kingston Brook, Kingston Brook River 10 km
 * 591) Kinnel Water, River Kinnel Water, Kinnel Water River 18 km
 * 592) Kym, River Kym, Kym River 13 km
 * 593) Lambourne, River Lambourne, Lambourne River 15 km
 * 594) Lancaster Canal, River Lancaster Canal, Lancaster Canal River 66 km
 * 595) Lancaster Canal (Glasson Branch), River Lancaster Canal (Glasson Branch), Lancaster Canal (Glasson Branch) River 4 km
 * 596) Lancaster Canal (Northern Section), River Lancaster Canal (Northern Section), Lancaster Canal (Northern Section) River 14 km
 * 597) Langstrath Beck, River Langstrath Beck, Langstrath Beck River 5 km
 * 598) Lark (Navigation), River Lark (Navigation), Lark (Navigation) River 17 km
 * 599) Lark (upstream of navigation), River Lark (upstream of navigation), Lark (upstream of navigation) River 20 km
 * 600) Lathkill, River Lathkill, Lathkill River 3 km
 * 601) Lea (upstream of Navigation), River Lea (upstream of Navigation), Lea (upstream of Navigation) River 30 km
 * 602) Lea or Lee, River Lea or Lee, Lea or Lee River 46 km
 * 603) Leach, River Leach, Leach River 8 km
 * 604) Lead Mines Clough, River Lead Mines Clough, Lead Mines Clough River 1 km
 * 605) Leadon, River Leadon, Leadon River 26 km
 * 606) Leam (Tributary of the Warwickshire Avon), River Leam (Tributary of the Warwickshire Avon), Leam (Tributary of the Warwickshire Avon) River 34 km
 * 607) Leck Beck, River Leck Beck, Leck Beck River 7 km
 * 608) Ledwyche, River Ledwyche, Ledwyche River 14 km
 * 609) Lee Navigation (Olympic Park), River Lee Navigation (Olympic Park), Lee Navigation (Olympic Park) River 5 km
 * 610) Leeds & Liverpool Canal, River Leeds & Liverpool Canal, Leeds & Liverpool Canal River 203 km
 * 611) Leeds & Liverpool Canal (Leigh Branch), River Leeds & Liverpool Canal (Leigh Branch), Leeds & Liverpool Canal (Leigh Branch) River 11 km
 * 612) Leeds & Liverpool Canal (Rufford Branch), River Leeds & Liverpool Canal (Rufford Branch), Leeds & Liverpool Canal (Rufford Branch) River 11 km
 * 613) Leen, River Leen, Leen River 14 km
 * 614) Leigh Brook, River Leigh Brook, Leigh Brook River 8 km
 * 615) Leith, River Leith, Leith River 12 km
 * 616) Leith (Water of), River Leith (Water of), Leith (Water of) River 20 km
 * 617) Leny, River Leny, Leny River 6 km
 * 618) Leven, River Leven, Leven River 4 km
 * 619) Leven (Tees), River Leven (Tees), Leven (Tees) River 20 km
 * 620) Lewis Burn, River Lewis Burn, Lewis Burn River 3 km
 * 621) Lickle, River Lickle, Lickle River 7 km
 * 622) Liddel Water, River Liddel Water, Liddel Water River 17 km
 * 623) Limehouse Cut, River Limehouse Cut, Limehouse Cut River 2 km
 * 624) Lingmell Beck, River Lingmell Beck, Lingmell Beck River 4 km
 * 625) Little Langdale Beck, River Little Langdale Beck, Little Langdale Beck River 3 km
 * 626) Little Ouse (Brandon River), River Little Ouse (Brandon River), Little Ouse (Brandon River) River 22 km
 * 627) Little Ouse (Brandon River), River Little Ouse (Brandon River), Little Ouse (Brandon River) River 26 km
 * 628) Little Stour, River Little Stour, Little Stour River 2 km
 * 629) Little Stour (Seaton Navigation), River Little Stour (Seaton Navigation), Little Stour (Seaton Navigation) River 8 km
 * 630) Liza, River Liza, Liza River 7 km
 * 631) Llangollen Canal, River Llangollen Canal, Llangollen Canal River 32 km
 * 632) Llangorse Lake, River Llangorse Lake, Llangorse Lake River 5 km
 * 633) Lledr, River Lledr, Lledr River 9 km
 * 634) Lliw, River Lliw, Lliw River 5 km
 * 635) Llugwy, River Llugwy, Llugwy River 16 km
 * 636) Llwchwr/Loughor, River Llwchwr/Loughor, Llwchwr/Loughor River 19 km
 * 637) Llwyd, River Llwyd, Llwyd River 16 km
 * 638) Llyfni, River Llyfni, Llyfni River 9 km
 * 639) Llynfi (Tributary of the Ogmore), River Llynfi (Tributary of the Ogmore), Llynfi (Tributary of the Ogmore) River 14 km
 * 640) Loddon, River Loddon, Loddon River 38 km
 * 641) Loddon, River Loddon, Loddon River 1 km
 * 642) Logan Beck, River Logan Beck, Logan Beck River 1 km
 * 643) Logan Water, River Logan Water, Logan Water River 4 km
 * 644) Long Eau, River Long Eau, Long Eau River 8 km
 * 645) Louth (Navigation), River Louth (Navigation), Louth (Navigation) River 19 km
 * 646) Lowther, River Lowther, Lowther River 7 km
 * 647) Lox, River Lox, Lox River 14 km
 * 648) Loyne, River Loyne, Loyne River 2 km
 * 649) Luce (Cross Water of), River Luce (Cross Water of), Luce (Cross Water of) River 14 km
 * 650) Luce (Main Water of), River Luce (Main Water of), Luce (Main Water of) River 17 km
 * 651) Lud (Lincolnshire), River Lud (Lincolnshire), Lud (Lincolnshire) River 5 km
 * 652) Lugar Water, River Lugar Water, Lugar Water River 18 km
 * 653) Lugg, River Lugg, Lugg River 72 km
 * 654) Lugg, River Lugg, Lugg River 12 km
 * 655) Lune (Former Agreement section), River Lune (Former Agreement section), Lune (Former Agreement section) River 10 km
 * 656) Lune (Lower), River Lune (Lower), Lune (Lower) River 26 km
 * 657) Lune (Tees), River Lune (Tees), Lune (Tees) River 3 km
 * 658) Lune (Upper), River Lune (Upper), Lune (Upper) River 31 km
 * 659) Lyd, River Lyd, Lyd River 18 km
 * 660) Lydden, River Lydden, Lydden River 4 km
 * 661) Lymington, River Lymington, Lymington River 10 km
 * 662) Lyn, River Lyn, Lyn River 2 km
 * 663) Lyne, River Lyne, Lyne River 29 km
 * 664) Lyne Water, River Lyne Water, Lyne Water River 20 km
 * 665) Lynher, River Lynher, Lynher River 10 km
 * 666) Lynher, River Lynher, Lynher River 16 km
 * 667) Lyon, River Lyon, Lyon River 42 km
 * 668) Lyvennet, River Lyvennet, Lyvennet River 13 km
 * 669) Macclesfield Canal, River Macclesfield Canal, Macclesfield Canal River 44 km
 * 670) Machno, River Machno, Machno River 5 km
 * 671) Manchester Ship Canal, River Manchester Ship Canal, Manchester Ship Canal River 35 km
 * 672) Manifold, River Manifold, Manifold River 25 km
 * 673) Manor Water, River Manor Water, Manor Water River 11 km
 * 674) Marden, River Marden, Marden River 9 km
 * 675) Mardyke, River Mardyke, Mardyke River 10 km
 * 676) Market Weighton Canal, River Market Weighton Canal, Market Weighton Canal River 14 km
 * 677) Marron, River Marron, Marron River 9 km
 * 678) Marteg, River Marteg, Marteg River 13 km
 * 679) Maun, River Maun, Maun River 14 km
 * 680) Mawddach, River Mawddach, Mawddach River 14 km
 * 681) Mease, River Mease, Mease River 21 km
 * 682) Meden, River Meden, Meden River 11 km
 * 683) Medlock, River Medlock, Medlock River 10 km
 * 684) Medway (Above Tonbridge - Leigh Sluice), River Medway (Above Tonbridge - Leigh Sluice), Medway (Above Tonbridge - Leigh Sluice) River 16 km
 * 685) Medway Navigation, River Medway Navigation, Medway Navigation River 31 km
 * 686) Meese, River Meese, Meese River 11 km
 * 687) Meggat Water, River Meggat Water, Meggat Water River 6 km
 * 688) Meig, River Meig, Meig River 29 km
 * 689) Mellte, River Mellte, Mellte River 10 km
 * 690) Meon, River Meon, Meon River 27 km
 * 691) Mersey, River Mersey, Mersey River 9 km
 * 692) Mersey, River Mersey, Mersey River 1 km
 * 693) Mersey Canoe Trail, River Mersey Canoe Trail, Mersey Canoe Trail River 19 km
 * 694) Metheringham Delph, River Metheringham Delph, Metheringham Delph River 5 km
 * 695) Midford Brook, River Midford Brook, Midford Brook River 3 km
 * 696) Milk (Water of), River Milk (Water of), Milk (Water of) River 18 km
 * 697) Mimram, River Mimram, Mimram River 11 km
 * 698) Minnoch (Water of), River Minnoch (Water of), Minnoch (Water of) River 20 km
 * 699) Mint, River Mint, Mint River 12 km
 * 700) Misborne, River Misborne, Misborne River 7 km
 * 701) Mole (Brockham to Fetcham), River Mole (Brockham to Fetcham), Mole (Brockham to Fetcham) River 12 km
 * 702) Mole (Devon), River Mole (Devon), Mole (Devon) River 25 km
 * 703) Mole (Fetcham to the Thames), River Mole (Fetcham to the Thames), Mole (Fetcham to the Thames) River 23 km
 * 704) Mole (Island Barn Reservoir to Thames Ditton), River Mole (Island Barn Reservoir to Thames Ditton), Mole (Island Barn Reservoir to Thames Ditton) River 3 km
 * 705) Mole (upstream of Brockham), River Mole (upstream of Brockham), Mole (upstream of Brockham) River 19 km
 * 706) Mole /Ember (Esher to the Thames - Access Agreement), River Mole /Ember (Esher to the Thames - Access Agreement), Mole /Ember (Esher to the Thames - Access Agreement) River 5 km
 * 707) Monk Dike, River Monk Dike, Monk Dike River 9 km
 * 708) Monk's Lode, River Monk's Lode, Monk's Lode River 1 km
 * 709) Monmouth and Brecon Canal (Crumlin branch), River Monmouth and Brecon Canal (Crumlin branch), Monmouth and Brecon Canal (Crumlin branch) River 8 km
 * 710) Monmouth and Brecon Canal Newport section, River Monmouth and Brecon Canal Newport section, Monmouth and Brecon Canal Newport section River 4 km
 * 711) Monmouth and Brecon Canal Newport section 2, River Monmouth and Brecon Canal Newport section 2, Monmouth and Brecon Canal Newport section 2 River 2 km
 * 712) Monnow, River Monnow, Monnow River 47 km
 * 713) Montgomery Canal (Northern Section), River Montgomery Canal (Northern Section), Montgomery Canal (Northern Section) River 11 km
 * 714) Montgomery Canal (Southern Section), River Montgomery Canal (Southern Section), Montgomery Canal (Southern Section) River 36 km
 * 715) Moors River, River Moors River, Moors River River 15 km
 * 716) Mor Brook, River Mor Brook, Mor Brook River 6 km
 * 717) Moriston, River Moriston, Moriston River 30 km
 * 718) Morton's Leam (River Nene), River Morton's Leam (River Nene), Morton's Leam (River Nene) River 21 km
 * 719) Mosedale Beck (Greta), River Mosedale Beck (Greta), Mosedale Beck (Greta) River 5 km
 * 720) Mosedale Beck (Wast water), River Mosedale Beck (Wast water), Mosedale Beck (Wast water) River 2 km
 * 721) Muick, River Muick, Muick River 14 km
 * 722) Mule, River Mule, Mule River 10 km
 * 723) Murk Esk, River Murk Esk, Murk Esk River 4 km
 * 724) Mynach, River Mynach, Mynach River 3 km
 * 725) Nadder, River Nadder, Nadder River 26 km
 * 726) Nantmor, River Nantmor, Nantmor River 1 km
 * 727) Nantygwyryd, River Nantygwyryd, Nantygwyryd River 5 km
 * 728) Nar, River Nar, Nar River 36 km
 * 729) Naver, River Naver, Naver River 26 km
 * 730) Neath Canal (Lower Section), River Neath Canal (Lower Section), Neath Canal (Lower Section) River 13 km
 * 731) Neath Canal (Northern Section), River Neath Canal (Northern Section), Neath Canal (Northern Section) River 4 km
 * 732) Neath/Nedd, River Neath/Nedd, Neath/Nedd River 17 km
 * 733) Nedd Fechan, River Nedd Fechan, Nedd Fechan River 10 km
 * 734) Nene, River Nene, Nene River 100 km
 * 735) Nene (Brampton), River Nene (Brampton), Nene (Brampton) River 10 km
 * 736) Nene (Daventry), River Nene (Daventry), Nene (Daventry) River 4 km
 * 737) Nene (Old Course of ), River Nene (Old Course of ), Nene (Old Course of ) River 33 km
 * 738) Nene (upper), River Nene (upper), Nene (upper) River 18 km
 * 739) Nene Whitewater Centre, River Nene Whitewater Centre, Nene Whitewater Centre River 1 km
 * 740) Nent, River Nent, Nent River 3 km
 * 741) Nether Beck, River Nether Beck, Nether Beck River 1 km
 * 742) New River, River New River, New River River 23 km
 * 743) Newlands Beck, River Newlands Beck, Newlands Beck River 8 km
 * 744) Newmill Channel, River Newmill Channel, Newmill Channel River 3 km
 * 745) Nidd, River Nidd, Nidd River 68 km
 * 746) Nith, River Nith, Nith River 79 km
 * 747) Nocton Delph, River Nocton Delph, Nocton Delph River 4 km
 * 748) Noe, River Noe, Noe River 15 km
 * 749) North Esk (Angus), River North Esk (Angus), North Esk (Angus) River 44 km
 * 750) North Esk (Musselburgh), River North Esk (Musselburgh), North Esk (Musselburgh) River 25 km
 * 751) North Tyne, River North Tyne, North Tyne River 45 km
 * 752) North Wey, River North Wey, North Wey River 8 km
 * 753) Nottingham Beeston Canal, River Nottingham Beeston Canal, Nottingham Beeston Canal River 8 km
 * 754) Nyfer, River Nyfer, Nyfer River 9 km
 * 755) Oakment, River Oakment, Oakment River 17 km
 * 756) Ock, River Ock, Ock River 7 km
 * 757) Og, River Og, Og River 2 km
 * 758) Ogmore, River Ogmore, Ogmore River 9 km
 * 759) Ogwen, River Ogwen, Ogwen River 15 km
 * 760) Ogwr Fach, River Ogwr Fach, Ogwr Fach River 8 km
 * 761) Old Bedford River, River Old Bedford River, Old Bedford River River 19 km
 * 762) Oldbridge, River Oldbridge, Oldbridge River 5 km
 * 763) Onny, River Onny, Onny River 25 km
 * 764) Orchy, River Orchy, Orchy River 25 km
 * 765) Ore, River Ore, Ore River 2 km
 * 766) Orrin, River Orrin, Orrin River 34 km
 * 767) Otter, River Otter, Otter River 45 km
 * 768) Ottery, River Ottery, Ottery River 21 km
 * 769) Oughtershaw Beck, River Oughtershaw Beck, Oughtershaw Beck River 2 km
 * 770) Ouse (Sussex), River Ouse (Sussex), Ouse (Sussex) River 33 km
 * 771) Ouse (Yorkshire), River Ouse (Yorkshire), Ouse (Yorkshire) River 28 km
 * 772) Ouseburn, River Ouseburn, Ouseburn River 3 km
 * 773) Ouzel, River Ouzel, Ouzel River 35 km
 * 774) Owgr Fawr/Ogwr, River Owgr Fawr/Ogwr, Owgr Fawr/Ogwr River 9 km
 * 775) Oxford Canal (Northern Section), River Oxford Canal (Northern Section), Oxford Canal (Northern Section) River 35 km
 * 776) Oxford Canal (Southern Section), River Oxford Canal (Southern Section), Oxford Canal (Southern Section) River 79 km
 * 777) Oykel, River Oykel, Oykel River 40 km
 * 778) Padbury Brook, River Padbury Brook, Padbury Brook River 13 km
 * 779) Pang, River Pang, Pang River 8 km
 * 780) Park Burn, River Park Burn, Park Burn River 3 km
 * 781) Parrett, River Parrett, Parrett River 18 km
 * 782) Pattack, River Pattack, Pattack River 16 km
 * 783) Peak Forest Canal, River Peak Forest Canal, Peak Forest Canal River 24 km
 * 784) Peak Forest Canal (Whaley Bridge Branch), River Peak Forest Canal (Whaley Bridge Branch), Peak Forest Canal (Whaley Bridge Branch) River 1 km
 * 785) Pen-Y-Ghent Gill, River Pen-Y-Ghent Gill, Pen-Y-Ghent Gill River 4 km
 * 786) Pendle Water, River Pendle Water, Pendle Water River 14 km
 * 787) Penk, River Penk, Penk River 20 km
 * 788) Perry, River Perry, Perry River 20 km
 * 789) Piddle, River Piddle, Piddle River 23 km
 * 790) Plym, River Plym, Plym River 21 km
 * 791) Pocklington Canal, River Pocklington Canal, Pocklington Canal River 15 km
 * 792) Pont, River Pont, Pont River 19 km
 * 793) Pool, River Pool, Pool River 4 km
 * 794) Portrail Water, River Portrail Water, Portrail Water River 4 km
 * 795) Poulter, River Poulter, Poulter River 16 km
 * 796) Prysor, River Prysor, Prysor River 10 km
 * 797) Prysor (Lower), River Prysor (Lower), Prysor (Lower) River 2 km
 * 798) Pyrddin, River Pyrddin, Pyrddin River 5 km
 * 799) Quinny Brook, River Quinny Brook, Quinny Brook River 2 km
 * 800) Rase, River Rase, Rase River 11 km
 * 801) Rat (Rattlesden), River Rat (Rattlesden), Rat (Rattlesden) River 4 km
 * 802) Raven Beck, River Raven Beck, Raven Beck River 5 km
 * 803) Ravensbourne, River Ravensbourne, Ravensbourne River 7 km
 * 804) Rawthey, River Rawthey, Rawthey River 17 km
 * 805) Ray (Bucks), River Ray (Bucks), Ray (Bucks) River 12 km
 * 806) Ray (Wilts), River Ray (Wilts), Ray (Wilts) River 7 km
 * 807) Rea, River Rea, Rea River 19 km
 * 808) Rea (Birmingham), River Rea (Birmingham), Rea (Birmingham) River 3 km
 * 809) Rea Brook, River Rea Brook, Rea Brook River 13 km
 * 810) Reach Lode, River Reach Lode, Reach Lode River 4 km
 * 811) Rede, River Rede, Rede River 37 km
 * 812) Regents Canal, River Regents Canal, Regents Canal River 13 km
 * 813) Rheidol, River Rheidol, Rheidol River 29 km
 * 814) Rhiw, River Rhiw, Rhiw River 5 km
 * 815) Rhondaa Fach, River Rhondaa Fach, Rhondaa Fach River 15 km
 * 816) Rhondda Fawr, River Rhondda Fawr, Rhondda Fawr River 22 km
 * 817) Rhuddnant, River Rhuddnant, Rhuddnant River 6 km
 * 818) Rhymney, River Rhymney, Rhymney River 46 km
 * 819) Rib, River Rib, Rib River 26 km
 * 820) Ribble, River Ribble, Ribble River 80 km
 * 821) Ripon Canal, River Ripon Canal, Ripon Canal River 3 km
 * 822) River Aire, River River Aire, River Aire River 10 km
 * 823) River Alver, River River Alver, River Alver River 3 km
 * 824) River Flit, River River Flit, River Flit River 3 km
 * 825) River Kennet (Burghfield Road Loop), River River Kennet (Burghfield Road Loop), River Kennet (Burghfield Road Loop) River 1 km
 * 826) River Lavant, River River Lavant, River Lavant River 5 km
 * 827) River Lea - Dobbs Weir Loop, River River Lea - Dobbs Weir Loop, River Lea - Dobbs Weir Loop River 3 km
 * 828) River Morar, River River Morar, River Morar River 3 km
 * 829) River Wallington, River River Wallington, River Wallington River 5 km
 * 830) River Wey (Catteshall Backwater), River River Wey (Catteshall Backwater), River Wey (Catteshall Backwater) River 1 km
 * 831) Roch, River Roch, Roch River 22 km
 * 832) Rochdale Canal, River Rochdale Canal, Rochdale Canal River 51 km
 * 833) Roden, River Roden, Roden River 32 km
 * 834) Roding, River Roding, Roding River 33 km
 * 835) Roeburn, River Roeburn, Roeburn River 5 km
 * 836) Rookhope Burn, River Rookhope Burn, Rookhope Burn River 4 km
 * 837) Rothay, River Rothay, Rothay River 6 km
 * 838) Rother, River Rother, Rother River 20 km
 * 839) Rother, River Rother, Rother River 9 km
 * 840) Rother (East Sussex), River Rother (East Sussex), Rother (East Sussex) River 22 km
 * 841) Rother (Upper), River Rother (Upper), Rother (Upper) River 23 km
 * 842) Rother (Yorkshire), River Rother (Yorkshire), Rother (Yorkshire) River 26 km
 * 843) Rothley Brook, River Rothley Brook, Rothley Brook River 14 km
 * 844) Roy, River Roy, Roy River 13 km
 * 845) Royal Military Canal (Eastern Section), River Royal Military Canal (Eastern Section), Royal Military Canal (Eastern Section) River 31 km
 * 846) Royal Military Canal (Western Section), River Royal Military Canal (Western Section), Royal Military Canal (Western Section) River 4 km
 * 847) Runie, River Runie, Runie River 7 km
 * 848) Ryburn, River Ryburn, Ryburn River 7 km
 * 849) Rye, River Rye, Rye River 48 km
 * 850) Ryton, River Ryton, Ryton River 17 km
 * 851) Ryton (downstream from Blyth), River Ryton (downstream from Blyth), Ryton (downstream from Blyth) River 10 km
 * 852) Saint Patricks Stream, River Saint Patricks Stream, Saint Patricks Stream River 1 km
 * 853) Salwarpe, River Salwarpe, Salwarpe River 12 km
 * 854) Sankey (St Helens) Canal - Newton Section, River Sankey (St Helens) Canal - Newton Section, Sankey (St Helens) Canal - Newton Section River 1 km
 * 855) Sankey Canal (St Helens Canal), River Sankey Canal (St Helens Canal), Sankey Canal (St Helens Canal) River 10 km
 * 856) Saredon Brook, River Saredon Brook, Saredon Brook River 8 km
 * 857) Savick Brook (Millennium Ribble Link), River Savick Brook (Millennium Ribble Link), Savick Brook (Millennium Ribble Link) River 5 km
 * 858) Sawdde, River Sawdde, Sawdde River 7 km
 * 859) Scalby Beck (Sea Cut), River Scalby Beck (Sea Cut), Scalby Beck (Sea Cut) River 7 km
 * 860) Scandale Beck (Ravenstonedale), River Scandale Beck (Ravenstonedale), Scandale Beck (Ravenstonedale) River 9 km
 * 861) Scar Water, River Scar Water, Scar Water River 17 km
 * 862) Seacourt Stream & Bulstake Stream, River Seacourt Stream & Bulstake Stream, Seacourt Stream & Bulstake Stream River 7 km
 * 863) Seiont, River Seiont, Seiont River 12 km
 * 864) Selby Canal, River Selby Canal, Selby Canal River 8 km
 * 865) Semington Brook, River Semington Brook, Semington Brook River 6 km
 * 866) Sence, River Sence, Sence River 8 km
 * 867) Sence (Wigston), River Sence (Wigston), Sence (Wigston) River 17 km
 * 868) Senni, River Senni, Senni River 7 km
 * 869) Seph, River Seph, Seph River 3 km
 * 870) Severn, River Severn, Severn River 264 km
 * 871) Severn (Gloucester Loop), River Severn (Gloucester Loop), Severn (Gloucester Loop) River 5 km
 * 872) Severn (Upper), River Severn (Upper), Severn (Upper) River 46 km
 * 873) Severn (Upstream of Pool Quay), River Severn (Upstream of Pool Quay), Severn (Upstream of Pool Quay) River 26 km
 * 874) Sheffield & South Yorkshire Navigation, River Sheffield & South Yorkshire Navigation, Sheffield & South Yorkshire Navigation River 51 km
 * 875) Sheppey, River Sheppey, Sheppey River 19 km
 * 876) Shin, River Shin, Shin River 9 km
 * 877) Shinnel Water, River Shinnel Water, Shinnel Water River 11 km
 * 878) Shortbridge Stream, River Shortbridge Stream, Shortbridge Stream River 3 km
 * 879) Shropshire Union Canal, River Shropshire Union Canal, Shropshire Union Canal River 106 km
 * 880) Shropshire Union canal (Middlewich Branch), River Shropshire Union canal (Middlewich Branch), Shropshire Union canal (Middlewich Branch) River 15 km
 * 881) Sid, River Sid, Sid River 6 km
 * 882) Sirhyowi, River Sirhyowi, Sirhyowi River 29 km
 * 883) Skelton Beck, River Skelton Beck, Skelton Beck River 5 km
 * 884) Skerne, River Skerne, Skerne River 10 km
 * 885) Skirfare, River Skirfare, Skirfare River 13 km
 * 886) Skirth (Billinghay), River Skirth (Billinghay), Skirth (Billinghay) River 4 km
 * 887) Slea (Kyme Eau - Sleaford Navigation), River Slea (Kyme Eau - Sleaford Navigation), Slea (Kyme Eau - Sleaford Navigation) River 20 km
 * 888) Sleightholme Beck, River Sleightholme Beck, Sleightholme Beck River 6 km
 * 889) Slough Arm, River Slough Arm, Slough Arm River 7 km
 * 890) Smite, River Smite, Smite River 19 km
 * 891) Soar, River Soar, Soar River 41 km
 * 892) Soar, River Soar, Soar River 10 km
 * 893) Soham Lode - Snail, River Soham Lode - Snail, Soham Lode - Snail River 13 km
 * 894) South Drain, River South Drain, South Drain River 14 km
 * 895) South Esk (Angus), River South Esk (Angus), South Esk (Angus) River 62 km
 * 896) South Esk (Musselburgh), River South Esk (Musselburgh), South Esk (Musselburgh) River 12 km
 * 897) South Forty Foot Drain, River South Forty Foot Drain, South Forty Foot Drain River 15 km
 * 898) South Tyne, River South Tyne, South Tyne River 55 km
 * 899) South Tyne (above Garrigill), River South Tyne (above Garrigill), South Tyne (above Garrigill) River 4 km
 * 900) South Wey, River South Wey, South Wey River 9 km
 * 901) Sow, River Sow, Sow River 12 km
 * 902) Sowe, River Sowe, Sowe River 13 km
 * 903) Sowy, River Sowy, Sowy River 11 km
 * 904) Spean, River Spean, Spean River 23 km
 * 905) Spey, River Spey, Spey River 146 km
 * 906) Sprint, River Sprint, Sprint River 16 km
 * 907) Spurlswood Beck, River Spurlswood Beck, Spurlswood Beck River 3 km
 * 908) St John's Beck, River St John's Beck, St John's Beck River 6 km
 * 909) Staffordshire and Worcestershire Canal, River Staffordshire and Worcestershire Canal, Staffordshire and Worcestershire Canal River 74 km
 * 910) Stainforth and Keadby Canal, River Stainforth and Keadby Canal, Stainforth and Keadby Canal River 24 km
 * 911) Steeping River, River Steeping River, Steeping River River 18 km
 * 912) Stinchar, River Stinchar, Stinchar River 41 km
 * 913) Stock Ghyll, River Stock Ghyll, Stock Ghyll River 1 km
 * 914) Stort (Navigation), River Stort (Navigation), Stort (Navigation) River 21 km
 * 915) Stort (upstream of Navigation), River Stort (upstream of Navigation), Stort (upstream of Navigation) River 5 km
 * 916) Stour (Dorset), River Stour (Dorset), Stour (Dorset) River 100 km
 * 917) Stour (Suffolk), River Stour (Suffolk), Stour (Suffolk) River 35 km
 * 918) Stour (Warwks), River Stour (Warwks), Stour (Warwks) River 29 km
 * 919) Stour (Worcs), River Stour (Worcs), Stour (Worcs) River 30 km
 * 920) Stour Navigation, River Stour Navigation, Stour Navigation River 41 km
 * 921) Stourbridge Canal, River Stourbridge Canal, Stourbridge Canal River 8 km
 * 922) Stover Canal, River Stover Canal, Stover Canal River 4 km
 * 923) Stratford on Avon Canal, River Stratford on Avon Canal, Stratford on Avon Canal River 41 km
 * 924) Stream Dike/Skipsea Drain, River Stream Dike/Skipsea Drain, Stream Dike/Skipsea Drain River 10 km
 * 925) Stroudwater Canal, River Stroudwater Canal, Stroudwater Canal River 11 km
 * 926) Sunderfleet Eau, River Sunderfleet Eau, Sunderfleet Eau River 3 km
 * 927) Swaffham Bulbeck Lode, River Swaffham Bulbeck Lode, Swaffham Bulbeck Lode River 5 km
 * 928) Swale (1 mile at the confluence of the Ure), River Swale (1 mile at the confluence of the Ure), Swale (1 mile at the confluence of the Ure) River 1 km
 * 929) Swale (Yorkshire), River Swale (Yorkshire), Swale (Yorkshire) River 111 km
 * 930) Swincombe, River Swincombe, Swincombe River 4 km
 * 931) Swindale Beck, River Swindale Beck, Swindale Beck River 8 km
 * 932) Sychryd, River Sychryd, Sychryd River 2 km
 * 933) Taf, River Taf, Taf River 25 km
 * 934) Taff, River Taff, Taff River 5 km
 * 935) Taff, River Taff, Taff River 16 km
 * 936) Taff, River Taff, Taff River 24 km
 * 937) Tamar, River Tamar, Tamar River 8 km
 * 938) Tamar, River Tamar, Tamar River 50 km
 * 939) Tame (Greater Manchester), River Tame (Greater Manchester), Tame (Greater Manchester) River 36 km
 * 940) Tame (Warwickshire), River Tame (Warwickshire), Tame (Warwickshire) River 63 km
 * 941) Tame Valley Canal, River Tame Valley Canal, Tame Valley Canal River 14 km
 * 942) Tanat, River Tanat, Tanat River 27 km
 * 943) Tarell, River Tarell, Tarell River 6 km
 * 944) Tarn Beck (Long House Gill), River Tarn Beck (Long House Gill), Tarn Beck (Long House Gill) River 1 km
 * 945) Tarrant, River Tarrant, Tarrant River 10 km
 * 946) Tarret Burn, River Tarret Burn, Tarret Burn River 3 km
 * 947) Tarset Burn, River Tarset Burn, Tarset Burn River 7 km
 * 948) Tavistock Canal, River Tavistock Canal, Tavistock Canal River 6 km
 * 949) Tavy, River Tavy, Tavy River 29 km
 * 950) Taw, River Taw, Taw River 49 km
 * 951) Tawe, River Tawe, Tawe River 44 km
 * 952) Tawe (Pontardawe & Swansea Angling Society 1), River Tawe (Pontardawe & Swansea Angling Society 1), Tawe (Pontardawe & Swansea Angling Society 1) River 10 km
 * 953) Tay, River Tay, Tay River 84 km
 * 954) Tean, River Tean, Tean River 14 km
 * 955) Tees (Barnard Castle to Whorlton), River Tees (Barnard Castle to Whorlton), Tees (Barnard Castle to Whorlton) River 7 km
 * 956) Tees (Cotherstone to Barnard Castle), River Tees (Cotherstone to Barnard Castle), Tees (Cotherstone to Barnard Castle) River 5 km
 * 957) Tees (High Force to Middleton), River Tees (High Force to Middleton), Tees (High Force to Middleton) River 8 km
 * 958) Tees (Middleton to Cotherstone), River Tees (Middleton to Cotherstone), Tees (Middleton to Cotherstone) River 10 km
 * 959) Tees (Whorlton to Winston), River Tees (Whorlton to Winston), Tees (Whorlton to Winston) River 4 km
 * 960) Tees (Winston to Tidal Limit), River Tees (Winston to Tidal Limit), Tees (Winston to Tidal Limit) River 55 km
 * 961) Tees (above High Force), River Tees (above High Force), Tees (above High Force) River 9 km
 * 962) Tees Navigation, River Tees Navigation, Tees Navigation River 21 km
 * 963) Teifi, River Teifi, Teifi River 80 km
 * 964) Teigl, River Teigl, Teigl River 1 km
 * 965) Teign, River Teign, Teign River 43 km
 * 966) Teise, River Teise, Teise River 15 km
 * 967) Teith, River Teith, Teith River 22 km
 * 968) Teme, River Teme, Teme River 126 km
 * 969) Tennant Canal, River Tennant Canal, Tennant Canal River 10 km
 * 970) Ter, River Ter, Ter River 7 km
 * 971) Tern, River Tern, Tern River 33 km
 * 972) Test, River Test, Test River 57 km
 * 973) Teviot, River Teviot, Teviot River 55 km
 * 974) Thame, River Thame, Thame River 51 km
 * 975) Thames, River Thames, Thames River 206 km
 * 976) Thames & Severn Canal, River Thames & Severn Canal, Thames & Severn Canal River 45 km
 * 977) Thames (upstream of Inglesham), River Thames (upstream of Inglesham), Thames (upstream of Inglesham) River 16 km
 * 978) The Cut (York Stream - Maidenhead), River The Cut (York Stream - Maidenhead), The Cut (York Stream - Maidenhead) River 3 km
 * 979) Thet, River Thet, Thet River 24 km
 * 980) Thrushell, River Thrushell, Thrushell River 16 km
 * 981) Thurso, River Thurso, Thurso River 50 km
 * 982) Tiffey, River Tiffey, Tiffey River 2 km
 * 983) Till (Lincolnshire), River Till (Lincolnshire), Till (Lincolnshire) River 9 km
 * 984) Till (Northumberland), River Till (Northumberland), Till (Northumberland) River 53 km
 * 985) Tilling Bourne, River Tilling Bourne, Tilling Bourne River 9 km
 * 986) Tillingham, River Tillingham, Tillingham River 1 km
 * 987) Tilt, River Tilt, Tilt River 21 km
 * 988) Timberland Delph, River Timberland Delph, Timberland Delph River 5 km
 * 989) Titchfield Canal, River Titchfield Canal, Titchfield Canal River 3 km
 * 990) Tone (Lower), River Tone (Lower), Tone (Lower) River 16 km
 * 991) Tone (Navigation), River Tone (Navigation), Tone (Navigation) River 1 km
 * 992) Tone (Upper), River Tone (Upper), Tone (Upper) River 16 km
 * 993) Tongue (Bolton), River Tongue (Bolton), Tongue (Bolton) River 4 km
 * 994) Torne, River Torne, Torne River 31 km
 * 995) Torridge, River Torridge, Torridge River 42 km
 * 996) Torver Beck, River Torver Beck, Torver Beck River 1 km
 * 997) Tove, River Tove, Tove River 22 km
 * 998) Trent, River Trent, Trent River 97 km
 * 999) Trent & Mersey Canal, River Trent & Mersey Canal, Trent & Mersey Canal River 149 km
 * 1000) Trent (Above Burton on Trent), River Trent (Above Burton on Trent), Trent (Above Burton on Trent) River 74 km
 * 1001) Trent (Alternative path through Newark), River Trent (Alternative path through Newark), Trent (Alternative path through Newark) River 6 km
 * 1002) Tromie, River Tromie, Tromie River 10 km
 * 1003) Troutbeck (Greta), River Troutbeck (Greta), Troutbeck (Greta) River 4 km
 * 1004) Troutbeck (Windermere), River Troutbeck (Windermere), Troutbeck (Windermere) River 4 km
 * 1005) Tryweryn, River Tryweryn, Tryweryn River 7 km
 * 1006) Tummel, River Tummel, Tummel River 17 km
 * 1007) Tweed, River Tweed, Tweed River 143 km
 * 1008) Twiss, River Twiss, Twiss River 3 km
 * 1009) Twrch (Cothi trib.), River Twrch (Cothi trib.), Twrch (Cothi trib.) River 5 km
 * 1010) Twrch (Tawe trib.), River Twrch (Tawe trib.), Twrch (Tawe trib.) River 15 km
 * 1011) Twrch (Tributary of the Dee), River Twrch (Tributary of the Dee), Twrch (Tributary of the Dee) River 5 km
 * 1012) Tylers Cut, River Tylers Cut, Tylers Cut River 1 km
 * 1013) Tyne, River Tyne, Tyne River 25 km
 * 1014) Tyne (Midlothian), River Tyne (Midlothian), Tyne (Midlothian) River 24 km
 * 1015) Tywi, River Tywi, Tywi River 97 km
 * 1016) Uck, River Uck, Uck River 8 km
 * 1017) Ullapool, River Ullapool, Ullapool River 5 km
 * 1018) Ulverston Canal, River Ulverston Canal, Ulverston Canal River 2 km
 * 1019) Ure, River Ure, Ure River 21 km
 * 1020) Ure (Above Ripon), River Ure (Above Ripon), Ure (Above Ripon) River 81 km
 * 1021) Ure (Hutton Bank), River Ure (Hutton Bank), Ure (Hutton Bank) River 1 km
 * 1022) Ure (West Tanfield), River Ure (West Tanfield), Ure (West Tanfield) River 8 km
 * 1023) Urr, River Urr, Urr River 31 km
 * 1024) Usk (Lower), River Usk (Lower), Usk (Lower) River 69 km
 * 1025) Usk (Upper), River Usk (Upper), Usk (Upper) River 52 km
 * 1026) Ver, River Ver, Ver River 15 km
 * 1027) Vyrnwy, River Vyrnwy, Vyrnwy River 65 km
 * 1028) Walkham, River Walkham, Walkham River 12 km
 * 1029) Waller's Haven, River Waller's Haven, Waller's Haven River 9 km
 * 1030) Walsall Canal, River Walsall Canal, Walsall Canal River 14 km
 * 1031) Wamphray Water, River Wamphray Water, Wamphray Water River 3 km
 * 1032) Wandle, River Wandle, Wandle River 13 km
 * 1033) Wansbeck, River Wansbeck, Wansbeck River 32 km
 * 1034) Wansbeck, River Wansbeck, Wansbeck River 4 km
 * 1035) Wantsum, River Wantsum, Wantsum River 9 km
 * 1036) Warks Burn, River Warks Burn, Warks Burn River 8 km
 * 1037) Warleggan (Bedalder), River Warleggan (Bedalder), Warleggan (Bedalder) River 6 km
 * 1038) Warping Drain, River Warping Drain, Warping Drain River 11 km
 * 1039) Wasdale Beck, River Wasdale Beck, Wasdale Beck River 2 km
 * 1040) Washburn (Dam release section), River Washburn (Dam release section), Washburn (Dam release section) River 3 km
 * 1041) Washburn (Lindley Wood Res to the River Wharfe), River Washburn (Lindley Wood Res to the River Wharfe), Washburn (Lindley Wood Res to the River Wharfe) River 3 km
 * 1042) Washburn (Swinstey Res to Lindley Wood Res), River Washburn (Swinstey Res to Lindley Wood Res), Washburn (Swinstey Res to Lindley Wood Res) River 3 km
 * 1043) Washburn (above Thruscross), River Washburn (above Thruscross), Washburn (above Thruscross) River 2 km
 * 1044) Wauchobe Water, River Wauchobe Water, Wauchobe Water River 6 km
 * 1045) Waveney, River Waveney, Waveney River 18 km
 * 1046) Waveney, River Waveney, Waveney River 23 km
 * 1047) Waveney (Access Agreement), River Waveney (Access Agreement), Waveney (Access Agreement) River 22 km
 * 1048) Waver, River Waver, Waver River 21 km
 * 1049) Wear, River Wear, Wear River 91 km
 * 1050) Weaver (Upstream of the navigation), River Weaver (Upstream of the navigation), Weaver (Upstream of the navigation) River 23 km
 * 1051) Weaver (by-passing Barton Locks), River Weaver (by-passing Barton Locks), Weaver (by-passing Barton Locks) River 4 km
 * 1052) Weaver (upstream of Nantwich), River Weaver (upstream of Nantwich), Weaver (upstream of Nantwich) River 6 km
 * 1053) Weaver Navigation, River Weaver Navigation, Weaver Navigation River 32 km
 * 1054) Webburn, River Webburn, Webburn River 3 km
 * 1055) Well Creek, River Well Creek, Well Creek River 9 km
 * 1056) Welland, River Welland, Welland River 56 km
 * 1057) Welland Navigation, River Welland Navigation, Welland Navigation River 41 km
 * 1058) Wen, River Wen, Wen River 3 km
 * 1059) Wenning, River Wenning, Wenning River 22 km
 * 1060) Wensum, River Wensum, Wensum River 68 km
 * 1061) West Allen, River West Allen, West Allen River 8 km
 * 1062) West Beck, River West Beck, West Beck River 4 km
 * 1063) West Dart, River West Dart, West Dart River 10 km
 * 1064) West Glen River, River West Glen River, West Glen River River 16 km
 * 1065) West Oakment, River West Oakment, West Oakment River 9 km
 * 1066) Westport Canal, River Westport Canal, Westport Canal River 3 km
 * 1067) Wey, River Wey, Wey River 10 km
 * 1068) Wey & Arun Canal (Cranleigh to Dunsfold)), River Wey & Arun Canal (Cranleigh to Dunsfold)), Wey & Arun Canal (Cranleigh to Dunsfold)) River 4 km
 * 1069) Wey & Arun Canal (Dunsfold to Sidney Wood)), River Wey & Arun Canal (Dunsfold to Sidney Wood)), Wey & Arun Canal (Dunsfold to Sidney Wood)) River 1 km
 * 1070) Wey & Arun Canal (Highbridge to Drungewick Lock), River Wey & Arun Canal (Highbridge to Drungewick Lock), Wey & Arun Canal (Highbridge to Drungewick Lock) River 6 km
 * 1071) Wey & Arun Canal (Near Shamley Green), River Wey & Arun Canal (Near Shamley Green), Wey & Arun Canal (Near Shamley Green) River 1 km
 * 1072) Wey & Arun Navigation, River Wey & Arun Navigation, Wey & Arun Navigation River 2 km
 * 1073) Wey (Backwaters - Bypassing Unstead Lock), River Wey (Backwaters - Bypassing Unstead Lock), Wey (Backwaters - Bypassing Unstead Lock) River 1 km
 * 1074) Wey (Backwaters - Jacob's Well), River Wey (Backwaters - Jacob's Well), Wey (Backwaters - Jacob's Well) River 2 km
 * 1075) Wey (Broadmead Cut), River Wey (Broadmead Cut), Wey (Broadmead Cut) River 1 km
 * 1076) Wey (Broadmead Cut), River Wey (Broadmead Cut), Wey (Broadmead Cut) River 2 km
 * 1077) Wey (Natural river bypassing Triggs Lock), River Wey (Natural river bypassing Triggs Lock), Wey (Natural river bypassing Triggs Lock) River 2 km
 * 1078) Wey (above Godalming), River Wey (above Godalming), Wey (above Godalming) River 14 km
 * 1079) Wey (below Send), River Wey (below Send), Wey (below Send) River 4 km
 * 1080) Wey - Natural river at Shalford, River Wey - Natural river at Shalford, Wey - Natural river at Shalford River 1 km
 * 1081) Wey Navigation, River Wey Navigation, Wey Navigation River 32 km
 * 1082) Wharfe, River Wharfe, Wharfe River 105 km
 * 1083) Wharfe (navigation), River Wharfe (navigation), Wharfe (navigation) River 6 km
 * 1084) Wheelock, River Wheelock, Wheelock River 14 km
 * 1085) Whillan Beck, River Whillan Beck, Whillan Beck River 2 km
 * 1086) White Cart Water, River White Cart Water, White Cart Water River 4 km
 * 1087) White Esk (Scotland), River White Esk (Scotland), White Esk (Scotland) River 15 km
 * 1088) Whiteadder Water, River Whiteadder Water, Whiteadder Water River 53 km
 * 1089) Whitelake, River Whitelake, Whitelake River 15 km
 * 1090) Whitewater, River Whitewater, Whitewater River 18 km
 * 1091) Whitsundale Beck, River Whitsundale Beck, Whitsundale Beck River 2 km
 * 1092) Wicken Lode, River Wicken Lode, Wicken Lode River 2 km
 * 1093) Wickster's Brook, River Wickster's Brook, Wickster's Brook River 1 km
 * 1094) Wid, River Wid, Wid River 14 km
 * 1095) Widdale Beck, River Widdale Beck, Widdale Beck River 3 km
 * 1096) Windrush, River Windrush, Windrush River 50 km
 * 1097) Windrush, River Windrush, Windrush River 9 km
 * 1098) Wingham, River Wingham, Wingham River 3 km
 * 1099) Winster, River Winster, Winster River 19 km
 * 1100) Winterborne, River Winterborne, Winterborne River 6 km
 * 1101) Wiske, River Wiske, Wiske River 12 km
 * 1102) Wissey, River Wissey, Wissey River 17 km
 * 1103) Wissey, River Wissey, Wissey River 14 km
 * 1104) Witham, River Witham, Witham River 51 km
 * 1105) Witham (upper), River Witham (upper), Witham (upper) River 30 km
 * 1106) Witham above Lincoln, River Witham above Lincoln, Witham above Lincoln River 38 km
 * 1107) Wnion, River Wnion, Wnion River 16 km
 * 1108) Wolf, River Wolf, Wolf River 5 km
 * 1109) Wooler Water, River Wooler Water, Wooler Water River 9 km
 * 1110) Worcs & Birmingham Canal, River Worcs & Birmingham Canal, Worcs & Birmingham Canal River 47 km
 * 1111) Worfe, River Worfe, Worfe River 13 km
 * 1112) Wreake, River Wreake, Wreake River 24 km
 * 1113) Wye, River Wye, Wye River 157 km
 * 1114) Wye (Derbyshire), River Wye (Derbyshire), Wye (Derbyshire) River 28 km
 * 1115) Wye (High Wycombe), River Wye (High Wycombe), Wye (High Wycombe) River 15 km
 * 1116) Wye Disputed Navigation, River Wye Disputed Navigation, Wye Disputed Navigation River 90 km
 * 1117) Wylye, River Wylye, Wylye River 38 km
 * 1118) Wyre, River Wyre, Wyre River 27 km
 * 1119) Wyreley & Essington Canal, River Wyreley & Essington Canal, Wyreley & Essington Canal River 20 km
 * 1120) Wyreley & Essington Canal (Anglesea Branch), River Wyreley & Essington Canal (Anglesea Branch), Wyreley & Essington Canal (Anglesea Branch) River 2 km
 * 1121) Wyth Burn, River Wyth Burn, Wyth Burn River 1 km
 * 1122) Yar (Eastern), River Yar (Eastern), Yar (Eastern) River 12 km
 * 1123) Yare, River Yare, Yare River 28 km
 * 1124) Yarrow (Chorley to NTL), River Yarrow (Chorley to NTL), Yarrow (Chorley to NTL) River 16 km
 * 1125) Yarrow Water, River Yarrow Water, Yarrow Water River 22 km
 * 1126) Yarty, River Yarty, Yarty River 15 km
 * 1127) Yealm, River Yealm, Yealm River 10 km
 * 1128) Yeo (Barnstaple), River Yeo (Barnstaple), Yeo (Barnstaple) River 10 km
 * 1129) Yeo (Cheddar), River Yeo (Cheddar), Yeo (Cheddar) River 9 km
 * 1130) Yeo (Congresbury)l, River Yeo (Congresbury)l, Yeo (Congresbury)l River 10 km
 * 1131) Yeo (Yeovil - also known as the River Ive or River Gascoigne), River Yeo (Yeovil - also known as the River Ive or River Gascoigne), Yeo (Yeovil - also known as the River Ive or River Gascoigne) River 30 km
 * 1132) Ysgir, River Ysgir, Ysgir River 5 km
 * 1133) Ystwyth, River Ystwyth, Ystwyth River 35 km
 * 1134) Ythan, River Ythan, Ythan River 34 km