Category
page 1Tidal islands of Wales
St Catherine's Island
tidal island in Pembrokeshire, Wales, UK
Ynys Llanddwyn
tidal island in Anglesey, Wales
Burry Holms
hillfort in Swansea
Cribinau
Cribinau is a small tidal island off the south west coast of the isle of Anglesey in Wales between Porth China and Porth Cwyfan. The island is in Aberffraw Community, about west of Aberffraw village.
Sully Island
small tidal island off the northern coast of the Bristol Channel near Cardiff
Ynys Lochtyn
tidal island on the coast of Cardigan Bay, Ceredigion, Wales, UK
Ynys Gwelltog
island in Pembrokeshire, Wales, United Kingdom

Worm's Head
headland and tidal island in City and County of Swansea, Wales
Gateholm Island
Gateholm or Gateholm Island is a small tidal island off the south west coast of Pembrokeshire, in the community of Marloes and St Brides, in the south west side of Wales, in the west of the UK, and about 8 miles (13 km) west of the port of Milford Haven. It is known for its Romano-British remains. Gateholm is owned by the National Trust as part of their Marloes Sands and Mere estate.
Ynys Gifftan
tidal island near the south east shore of Traeth Bach, the Dwyryd estuary near Portmeirion in Gwynedd, north Wales
Ynys Cantwr
island in Pembrokeshire, Wales