Foulness SSSI Foulness SSSI Foulness SSSI is a 10,702 hectare biological Site of Special Scientific Interest covering the shoreline between Southend-on-Sea and the Crouch estuary in Essex. It is a key site in "A Nature Conservation Review", and is part of the Essex Estuaries Special Area of Conservation. It covers two Ramsar wetland sites of international importance, 'Crouch and Roach Estuaries' and 'Foulness'. An area of 6.4 hectares is Shoeburyness Old Ranges, a Local Nature Reserve managed by the Essex Wildlife Trust. Most of the site is owned and managed by the Ministry of Defence. Natural England describes it as "extensive intertidal
Foulness Island delayed until 19 March, to ensure that the new walls would withstand the spring tides due on 14 and 15 March, but many people commuted to their homes each day to begin the task of cleaning up the mess. Of the 114 families who had been evacuated, 80 returned on 19 March. The island's name is derived from the Old English "fugla-næss", with "fugla" (modern "fowl") meaning "of birds" and "naess" being the Germanic word for promontory, and it remains an important centre for birds, with the area around Foulness Point designated as a Site of Special Scientific Interest (SSSI).