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 square miles, with a population of 600,000 people. The cost was to be a then-astronomical £825 million (£8,448 million today), which many regarded as unacceptable. The Maplin project was abandoned in July 1974 when Labour came to power in the shadow of the 1973 oil crisis. Most of the island was flooded in 1953, as a result of exceptional weather conditions which affected much of the Netherlands and the east coast of England. High water at Southend was expected to be above mean sea level at 1:30 am on Sunday 1 February. The actual tide rose to above mean sea