Foulness Island of plants and invertebrates thrive there. Other birds which use the island for breeding include avocet, common tern, little tern, Sandwich tern and ringed plover. During the winter months, in excess of 100,000 waterfowl have been reported. The avocet population is the second largest in the United Kingdom. The Foulness SSSI has been designated as a Special Protection Area for Birds under the EC Birds Directive, and is also a Ramsar site under the Ramsar Convention because of its importance as a wetland. Foulness Island Foulness Island () is an island on the east coast of Essex in England, which
County Down north and Carlingford Lough to the south (both of which have access to the sea). Strangford Lough lies between the Ards Peninsula and the mainland. Down also contains part of the shore of Lough Neagh. Smaller loughs include Lough Island Reavy. The River Lagan forms most of the border with County Antrim. The River Bann also flows through the southwestern areas of the county. Other rivers include the Clanrye and Quoile. There are several islands off the Down coast: Mew Island, Light House Island and the Copeland Islands, all of which lie to the north of the Ards Peninsula. Gunn