List of Sites of Special Scientific Interest in Monmouthshire

This is a list of the Sites of Special Scientific Interest (SSSIs) in Monmouthshire.

Sites
• Barbadoes Hill Meadows

• Blackcliff-Wyndcliff

• Blaentrothy Meadows

• Blorenge

• Brockwells Meadows

• Brook Cottage, Llangibby

• Bushy Close

• Caeau Fferm

• Caer Llan Wood

• Cilwrgi Quarry

• Cleddon Bog

• Cleddon Shoots Woodland

• Cobbler's Plain Meadows, Devauden

• Coed-y-Cerrig National Nature Reserve

• Coed-y-Person

• Coombe Valley Woods

• Croes Robert Wood

• Cwm Clydach

• Cwm Llanwenarth Meadows

• Cwm Mill Section, Mardy

• Cwm-Ton, Glascoed

• Dinham Meadows

• Fiddlers Elbow

• Foxwood

• Gaer House Woods

• Gaer Wood, Llangoven

• Gilwern Hill

• Golden Hill Quarry, Devauden

• Graig Wood

• Gwent Levels - Magor and Undy

• Gwent Levels - Redwick and Llandevenny

• Harper's Grove – Lord's Grove

• Livox Wood

• Llandegveth Reservoir

• Llanfihangel Moraine

• Llangovan Church

• Llanover Quarry

• Llwyn y Celyn Wetland

• Lower Ground, Penrhos

• Lower Hael Wood

• Lower Nex Meadows, Devauden

• Maes-yr-Uchaf Wood

• Magor Marsh

• Mwyngloddfa Mynydd-Bach

• Mynydd Llangatwg (Llangattock Mountain)

• Nedern Brook Wetlands, Caldicot

• Newton Court Stable Block

• Park House Wood

• Penarth Brook Woodlands

• Penhow Woodlands

• Penpergwm Pond

• Pentwyn Farm Grasslands, Penallt

• Pierce, Alcove and Piercefield Woods, Piercefield Park

• Plantation Farm and the Gethley

• Priory Wood

• Rectory Meadow, Rogiet

• Lower River Usk

• Upper River Usk

• River Usk (Tributaries) (Afon Wysg (Isafonydd))

• Severn Estuary

• Siambre Ddu

• Strawberry Cottage Wood

• Sugar Loaf Woodlands

• Lower Wye Gorge SSSI

• Upper Wye Gorge

• Wye Valley Lesser Horseshoe Bat Site