South Thames Estuary and Marshes South Thames Estuary and Marshes South Thames Estuary and Marshes is a biological Site of Special Scientific Interest which stretches between Gravesend and the mouth of the River Medway in Kent. Part of it is a Nature Conservation Review site, Grade I, and part is a Royal Society for the Protection of Birds nature reserve. It is part of the Thames Estuary and Marshes Ramsar internationally important wetland site and Special Protection Area under the European Union Directive on the Conservation of Wild Birds. Over 20,000 waterfowl use this site, and some species are present in internationally important numbers. There
Canvey Lake Canvey Lake Canvey Lake is an 8.3 hectare Local Nature Reserve in Canvey Island in Essex. It is owned by Castle Point Borough Council and managed by the council together with Canvey Island Town Council. On 1 March 2010 Canvey Island Town Council signed a 99 year lease with Castle Point Borough Council to run the site with a committee of two councillor from each council and an independent chairman. The Town Council sought extensive funds to carry out extensive works to remedy years of neglect and create recreation, fishing and wildlife areas. It was formerly a creek which has