List of ships and craft of Task Force O

Task Force O was the naval component responsible for landing troops at Omaha Beach during the Normandy Landings, June 6, 1944. Bombarding Force C, also part of Task Force O was the group responsible for supporting gunfire to the landings. Unless otherwise noted, all ships belonged to the United States Navy or United States Coast Guard.

Assault Group O1

 * APA/LSI(L) Unit
 * APA 26 USS Samuel Chase
 * LCVP x26
 * APA 45 USS Henrico
 * LCVP x26
 * SS Empire Anvil – British LSI(L)
 * LCA x18
 * LST Unit
 * LST 309
 * LST 314
 * LST 357
 * LST 373
 * LST 374
 * LST 376
 * Landing Craft
 * LCI(L) x5
 * LCM x18
 * LCT x53
 * Others
 * LCC 10
 * LCC 20

Assault Group O2

 * APA/LSI(L) Unit
 * APA 28 USS Charles Carroll
 * LCVP x26
 * APA 30 USS Thomas Jefferson
 * LCVP x26
 * SS Empire Javelin – Royal Navy LSI(L), carrying 1st Battalion 116th Infantry regiment
 * LCA x18 (551st Flotilla)
 * LST Unit
 * LST 310
 * LST 315
 * LST 316
 * LST 317
 * LST 332
 * LST 372
 * Landing Craft
 * LCI(L) x17
 * LCM x18
 * LCT x54
 * Others
 * LCC 30
 * LCC 40
 * LCC 50

Assault Group O3

 * AP Unit
 * AP 67 USS Dorothea L. Dix
 * LCVP x26
 * AP 76 USS Anne Arundel
 * LCVP x26
 * AP 77 USS Thurston
 * LCVP x26
 * LST Unit
 * LST 6
 * LST 51
 * LST 75
 * LST 133
 * LST 134
 * LST 157
 * LST 285
 * LST 286
 * LST 347
 * LST 350
 * LST 375
 * LST 502
 * Landing Craft
 * LCI(L) x11
 * LCT x39
 * Others
 * HMS Oceanway – Royal Navy dock landing ship

Assault Group O4

 * LSI(S) Unit – Royal Navy
 * SS Prince Baudoin LSI(S)
 * LCA x8 (507th Assault Flotilla)
 * SS Prince Charles LSI(S)
 * LCA x8
 * SS Prince Leopold, a LSI(S)
 * LCA x8
 * LSI(H) Unit – Royal Navy
 * SS Amsterdam
 * LCA x8
 * SS Ben My Cree, a LSI(H), HQ 514th Assault Flotilla
 * LCA x8
 * SS Princess Maud, a LSI(H)
 * LCA x8

Support Group

 * Landing Craft Flak (LCF) x7 -
 * Landing Craft Gun (Large) x5
 * LCP(L) Smoke x28
 * LCT (Armoured) x8
 * LCT (High Explosive) x10
 * LCT (Rocket) x9

Patrol craft

 * PC 552
 * PC 553
 * PC 564
 * PC 565
 * PC 568
 * PC 576
 * PC 617
 * PC 618

Anti-submarine trawlers

 * HMS Bressay – Royal Navy
 * HMS Coll – Royal Navy
 * HMS Sky – Royal Navy

Minesweeper Group

 * Sweep Unit 1 (4th Minesweeper Flotilla) – Royal Navy
 * HMS Albury (J41)
 * HMS Elgin
 * HMS Kellett
 * HMS Lydd
 * HMS Pangbourne
 * HMS Ross (J45)
 * HMS Saltash (J62)
 * HMS Selkirk (J18)
 * HMS Sutton
 * Sweep Unit 2 (31st Minesweeper Flotilla) – Royal Canadian Navy
 * HMCS Blairmore
 * HMCS Caraquet
 * HMCS Cowichan (J146)
 * HMCS Fort William
 * HMCS Malpeque
 * HMCS Milltown
 * HMCS Minas (J165)
 * HMCS Mulgrave
 * HMCS Wasaga
 * Sweep Unit 3 (167th Minesweeper Flotilla) – Royal Navy (BYMS-class minesweepers)
 * BYMS 2050
 * BYMS 2061
 * BYMS 2069
 * BYMS 2154
 * BYMS 2155
 * BYMS 2156
 * BYMS 2182
 * BYMS 2210
 * BYMS 2255
 * BYMS 2256
 * Sweep Unit 4 (104th Minesweeper Flotilla) – Royal Navy
 * MMS 31
 * MMS 37
 * MMS 74
 * MMS 75
 * MMS 84
 * MMS 86
 * MMS 260
 * MMS 279
 * MMS 280
 * MMS 305
 * Attached Motor Launches and Harbour Defence Motor Launches– Royal Navy
 * ML 118
 * ML 153
 * ML 163
 * ML 187
 * ML 189
 * ML 194
 * ML 214
 * ML 230
 * ML 448
 * ML 907
 * HDML 1383
 * HDML 1387

Abbreviations

 * AP/APA – Attack Transport
 * BYMS – British Yard Mine Sweeper
 * HDML – Harbour Defence Motor Launch
 * LCA – Landing Craft Assault, carried about 36 troops
 * LCC – Landing Craft Control
 * LCI(L) – Landing Craft Infantry (Large)
 * LCF – Landing Craft Flak, a landing craft fitted with anti-aircraft guns
 * LCM – Landing Craft Mechanized
 * LCT – Landing Craft Tank
 * LCT (Armored) – Landing Craft Tank (Armored) (see Landing craft tank)
 * LCT (High Explosive) – Landing Craft Tank (High Explosive) – landing craft carrying self-propelled guns (see Landing craft tank)
 * LCVP – Landing Craft, Vehicle, Personnel
 * LSD – Landing Ship Dock
 * LSI(H) – Landing Ship Infantry (Hand-Hoist), the davits were manually operated winches
 * LSI(L) – Landing Ship Infantry (Large),
 * LSI(S) – Landing Ship Infantry (Small)
 * LST – Landing Ship Tank
 * MMS – Motor Minesweeper