WConwy RSPB reserve is a nature reserve of the Royal Society for the Protection of Birds situated on the east side of the Conwy estuary in Conwy county borough, North Wales. It covers 47 hectares and protects a variety of habitats including grassland, scrubland, reedbeds, salt marsh and mudflats. It was created as compensation for the destruction of areas of wildlife habitat during the construction of the A55 road tunnel under the estuary between 1986 and 1991. Waste from dredging was dumped onto the site which was later landscaped to create two large pools and several smaller ones. The reserve opened to the public on 14 April 1995 and facilities for visitors now include a visitor centre, café and three hides. A farmers' market is held on the reserve car park each month.
WGrassholm or Grassholm Island is a small uninhabited island situated 13 kilometres (8 mi) off the southwestern Pembrokeshire coast in Wales, lying west of Skomer, in the community of Marloes and St Brides. It is the westernmost point in Wales other than the isolated rocks on which the Smalls Lighthouse stands. Grassholm is known for its huge colony of northern gannets; the island has been owned since 1947 by the Royal Society for the Protection of Birds, and is one of its oldest reserves. It reaches 42 metres (138 ft).
WLake Vyrnwy is a reservoir in Powys, Wales, built in the 1880s for Liverpool Corporation Waterworks to supply Liverpool with fresh water. It flooded the head of the Vyrnwy valley and submerged the village of Llanwddyn.
WMalltraeth (origin: Mall is a small village in the southwest of Anglesey, in the community of Bodorgan. It is now at the end of a large bay, which used to extend much further inland, almost creating a second sea strait in the area. The population as of the 2011 census was only 255.
WMalltraeth Marsh is a large marsh area in Anglesey, North Wales, north-east of Malltraeth village, along the flatlands of Trefdraeth Bodorgan, Llangristiolus and south of Cefn Cwmwd.Rhostrehwfa. It was reclaimed from estuarine marshes after the construction of the Malltraeth Cob (dyke), a 1 mile (1.6 km) long embankment, and the subsequent canalisation in 1824 of the Afon Cefni.
WNewport Wetlands is a wildlife reserve covering parts of Uskmouth, Nash and Goldcliff, in the south-east of the city of Newport, South Wales.
WPoint of Ayr is the northernmost point of mainland Wales. It is situated immediately to the north of Talacre in Flintshire, at the mouth of the Dee estuary. It is to the southwest of the Liverpool Bay area of the Irish Sea. It is the site of a RSPB nature reserve RSPB Dee Estuary Point of Ayr, and is part of Gronant and Talacre Dunes Site of Special Scientific Interest.
WRamsey Island is an island about 1 kilometre (0.62 mi) off St David's Head in Pembrokeshire on the northern side of St Brides Bay, in southwest Wales. It is 259 hectares in area. Ramsey means Hrafn's island.
WSouth Stack Cliffs RSPB reserve is a nature reserve, run by the RSPB, on Holy Island on the North West coast of Anglesey, Wales. The reserve is on sea cliffs facing the islet of South Stack, and is crossed by the Anglesey Coastal Path. There is an information centre based in Elin's Tower in the reserve.
WValley Wetlands, formerly Valley Lakes, is a nature reserve in Anglesey, Wales belonging to the Royal Society for the Protection of Birds. It is an area of lakes and reedbeds to the south-east of Valley in Llanfair-yn-Neubwll community, adjacent to RAF Valley airfield. The western section of the reserve includes Llyn Penrhyn, Llyn Treflesg and part of Llyn Dinam. The eastern part includes Llyn Traffwll and wetlands along the Afon Crigyll. Much of the reserve is included within two Sites of Special Scientific Interest.
WYnys-hir RSPB reserve is a nature reserve of the RSPB situated beside the Dyfi estuary in Ceredigion, mid Wales between Aberystwyth and Machynlleth. The reserve covers 550 hectares and includes a variety of habitats extending inland from mudflats and salt marsh through farmland and pools to oak woodland and hillside scrub. Facilities include a small visitor centre and seven hides.