Brownsea Island It is within the South Dorset constituency of the House of Commons and the South West England constituency of the European Parliament. Brownsea Island has built up on a bare sand and mud bank deposited in the shallow harbour. Ecological succession has taken place on the island to create topsoil able to support ecosystems. The nature reserve on the island is leased from the National Trust by Dorset Wildlife Trust. This reserve includes a brackish lagoon and area of woodland. Other ecosystems on the island include salt marsh, reedbed, two freshwater lakes, alder carr, coniferous woodland, deciduous woodland and arboretum.
Sheep Island, County Antrim "Phalacrocorax carbo carbo". This population amounts to more than 5% of the population in the whole of Ireland. The island also contains shag, fulmar, kittiwake, greater black-backed gull, razorbill, black guillemot and guillemot. Human access to the island is restricted during the breeding season. A directive from the island's management states that the restrictions should be advertised through signage. Sheep Island, County Antrim Sheep Island is an island off the north coast of Northern Ireland, close to Ballintoy, County Antrim. It has an area of 3.5 hectares, is located 0.5 km off the coast and is known for its steep