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
Foulness Island below the island, and a well was constructed on Great Shelford Marsh. It reached a depth of , but no water was found. At the end of the 1700s, Francis Bannester, who owned Rushley Island nearby, attempted to find water by boring, but again failed to do so. However, his son, also called Francis, persisted and found fresh water some below Rushley in 1828. Just six years later, there were more than 20 such springs scattered through the six islands of which Foulness is one, and fourteen farms on the island had their own wells by 1889. Evidence for housing