Deben Estuary SSSI is a 981.1-hectare (2,424-acre) biological Site of Special Scientific Interest (SSSI) covering the River Deben and its banks 12 kilometres from its mouth north of Felixstowe to Woodbridge in Suffolk. It is a Ramsar internationally important wetland site and a Special Protection Area under the European Union Directive on the Conservation of Wild Birds. It is also in the Suffolk Coast and Heaths Area of Outstanding Natural Beauty. It partly overlaps two geological SSSIs, Ferry Cliff, Sutton and Ramsholt Cliff.
Adventurers' Land is a 10.1-hectare (25-acre) geological Site of Special Scientific Interest (SSSI) north of March in Cambridgeshire. It is a Geological Conservation Review site.
Mole Gap to Reigate Escarpment is a 1,016.4-hectare (2,512-acre) biological and geological Site of Special Scientific Interest west of Reigate in Surrey. It is a Geological Conservation Review site and a Special Area of Conservation. Part of it is a Nature Conservation Review site, Grade I. Two small private nature reserves in the site are managed by the Surrey Wildlife Trust, Dawcombe and Fraser Down.
River Line SSSI is a 2.2-hectare (5.4-acre) geological Site of Special Scientific Interest south of Robertsbridge in East Sussex. It is a Geological Conservation Review site.
Biddenham Pit is a gravel pit and Site of Special Scientific Interest (SSSI), 0.41 hectares in size located in Biddenham, Bedfordshire. The pit was notified to Bedford Borough Council and Bedfordshire County Council under the Wildlife and Countryside Act (1981) in 1988, and is also a Geological Conservation Review site. The site is owned by Persimmon Homes and Kier Homes, with management advice given by Natural England.
The Cliff, Burnham-on-Crouch is a 4 hectare geological Site of Special Scientific Interest (SSSI) on the bank of the River Crouch between Burnham-on-Crouch and North Fambridge in Essex. It is also part of the biological SSSI, Crouch and Roach Estuaries. It is a Geological Conservation Review site both for its fossil birds and for its fishes and amphibians.
The River Ter SSSI is a stretch of the River Ter and its banks south of Great Leighs in Essex which has been designated a geological Site of Special Scientific Interest. It is a Geological Conservation Review site.
Upware South Pit is a 1.1-hectare (2.7-acre) geological Site of Special Scientific Interest (SSSI) north of Upware in Cambridgeshire. It is a Geological Conservation Review site.
Shippea Hill SSSI is a 27.6-hectare (68-acre) geological Site of Special Scientific Interest east of Ely in Cambridgeshire, England. It is a Geological Conservation Review site.
Cranford St John SSSI is a 2.8-hectare (6.9-acre) geological Site of Special Scientific Interest in Cranford St John, east of Kettering in Northamptonshire. It is a Geological Conservation Review site.
One Barrow Plantation is a 1.8 hectares geological Site of Special Scientific Interest (SSSI) south-west of Shepshed in Leicestershire. It is a Geological Conservation Review site. Part of the site is in the Blackbrook Reservoir biological SSSI.
Folkestone Warren is a 316.3-hectare (782-acre) biological and geological Site of Special Scientific Interest (SSSI) which runs along the coast between Folkestone and Dover in Kent. It is a Nature Conservation Review site and it contains three Geological Conservation Review sites and part of a fourth. An area of 83.6 hectares is a Local Nature Reserve,
Wateringbury SSSI is a 0.2-hectare (0.49-acre) geological Site of Special Scientific Interest in Wateringburym west of Maidstone in Kent. It is a Geological Conservation Review site.
Bawsey is a 2.6-hectare (6.4-acre) geological Site of Special Scientific Interest east of Kings' Lynn in Norfolk. It is a Geological Conservation Review site.
Wiggenhall St Germans SSSI is a 5.2-hectare (13-acre) geological Site of Special Scientific Interest south of King's Lynn in Norfolk. It is a Geological Conservation Review site.
Blackborough End Pit is a 13.2-hectare (33-acre) geological Site of Special Scientific Interest south-east of King's Lynn in Norfolk. It is a Geological Conservation Review site.
East Walton and Adcock's Common is a 62.4-hectare (154-acre) biological and geological Site of Special Scientific Interest south-east of King's Lynn in Norfolk. It is a Geological Conservation Review site and part of Norfolk Valley Fens Special Area of Conservation
Hunstanton Cliffs is a 4.6-hectare (11-acre) biological and geological Site of Special Scientific Interest in Hunstanton in Norfolk. It is a Geological Conservation Review site.
Stanford Training Area SSSI is part of the British Army Stanford Training Area. It is a 4,678-hectare (11,560-acre) biological and geological Site of Special Scientific Interest north of Thetford in Norfolk. It is a Nature Conservation Review site and part of it is a Geological Conservation Review site. It is also part of the Breckland Special Area of Conservation and Special Protection Area.
Wretton SSSI is a 20.6-hectare (51-acre) geological Site of Special Scientific Interest north-east of Downham Market in Norfolk. It is a Geological Conservation Review site.
