Quarry Hangers is a 28.5-hectare (70-acre) biological Site of Special Scientific Interest south-west of Caterham in Surrey. An area of 11 hectares is a nature reserve managed by the Surrey Wildlife Trust.
Totternhoe Knolls is a 13.1 hectare Site of Special Scientific Interest (SSSI) in Totternhoe in Bedfordshire. It is also a local nature reserve, and part of the Chilterns Area of Outstanding Natural Beauty. The site is owned by Central Bedfordshire Council and leased to the National Trust. Most of the site is maintained jointly by the National Trust and the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire (WTBCN), and is part of the WTBCN Totternhoe nature reserve, which also includes Totternhoe Chalk Quarry and Totternhoe Stone Pit. The SSSI also includes Totternhoe Castle, the earthworks of a Norman motte-and-bailey castle which is a Scheduled monument.
Cherry Hinton Pit is a 12.8-hectare (32-acre) biological Site of Special Scientific Interest (SSSI) on the south-eastern outskirts of Cambridge. The site consists of East Pit and most of the smaller West Pit. East Pit is part of the Limekiln Close and East Pit Local Nature Reserve, which is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire under the name Cherry Hinton Chalk Pits. West Pit is a separate Local Nature Reserve (LNR).
Waresley and Gransden Woods is a 50-hectare (120-acre) nature reserve between Waresley and Great Gransden in Cambridgeshire, England. It is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire. The site is a 54.2-hectare (134-acre) biological Site of Special Scientific Interest called Waresley Wood, with slightly different boundaries.
Southorpe Paddock is a 1.6 hectare Site of Special Scientific Interest south of Southorpe in Cambridgeshire. It is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
Barrington Chalk Pit is a 97.1-hectare (240-acre) geological Site of Special Scientific Interest near Barrington in Cambridgeshire. It is a Geological Conservation Review site.
Bassenhally Pit is an 8.6-hectare (21-acre) biological Site of Special Scientific Interest north-east of Whittlesey in Cambridgeshire.
Eye Gravel Pit is a 0.4 hectare geological Site of Special Scientific Interest in Eye Green in Cambridgeshire. It is a Geological Conservation Review site, and part of it overlaps Eye Green Local Nature Reserve.
Upware Bridge Pit North is a 2.5 hectare geological Site of Special Scientific Interest northwest of Wicken in Cambridgeshire. It is a Geological Conservation Review site.
Warboys Clay Pit is a 12.6-hectare (31-acre) geological Site of Special Scientific Interest west of Warboys in Cambridgeshire. It is a Geological Conservation Review site.
Little Paxton Pits is a 127.4-hectare (315-acre) biological Site of Special Scientific Interest in Little Paxton in Cambridgeshire. Part of it is also a 60 hectare Local Nature Reserve (LNR).
The Roman Road in Cambridgeshire is a 12.4 hectare linear biological Site of Special Scientific Interest stretching from south-east of Cambridge to north of Linton. It is also a Scheduled Monument, and is maintained by Cambridgeshire County Council.
Everdon Stubbs is a 29.5 hectare biological Site of Special Scientific Interest south-east of Everdon in Northamptonshire. It is owned and managed by the Woodland Trust.
Limekiln Close and East Pit is a 10 hectare Local Nature Reserve (LNR) in Cherry Hinton, on the south-eastern outskirts of Cambridge. It is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire as Cherry Hinton Chalk Pits. East Pit is part of the Cherry Hinton Pit biological Site of Special Scientific Interest, which excludes Limekiln Close but includes the neighbouring West Pit.
Crag Pit, Sutton is a 0.7-hectare (1.7-acre) biological Site of Special Scientific Interest north of Shottisham in Suffolk. It is in the Suffolk Coast and Heaths Area of Outstanding Natural Beauty.
Wells Chalk Pit is a 4-hectare (9.9-acre) biological and geological Site of Special Scientific Interest on the eastern outskirts of Wells-next-the-Sea in Norfolk. It is a Geological Conservation Review site, and it is in the Norfolk Coast Area of Outstanding Natural Beauty.
Gooderstone Warren is a 21.6-hectare (53-acre) biological Site of Special Scientific Interest south of Cockley Cley in Norfolk. It is part of the Breckland Special Area of Conservation and Special Protection Area.
Watlington and Pyrton Hills is a 112.7-hectare (278-acre) biological Site of Special Scientific Interest east of Watlington in Oxfordshire. An area of 1.6 hectares is Watlington Chalk Pit, which is a Local Nature Reserve.
