Sandy Warren is a 16.4-hectare (41-acre) biological Site of Special Scientific Interest in Sandy in Bedfordshire. It is part of The Lodge, a nature reserve run by the Royal Society for the Protection of Birds (RSPB), and named after the RSPB headquarters called The Lodge at the same site.
Cooper's Hill is an 18.1-hectare (45-acre) biological Site of Special Scientific Interest in Ampthill in Bedfordshire. It was notified under Section 28 of the Wildlife and Countryside Act 1981 in 1984, and the planning authority is Central Bedfordshire Council. A smaller area of 12.7 hectares is also a Local Nature Reserve, Part of the site is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
Felmersham Gravel Pits is a 21.6-hectare (53-acre) Site of Special Scientific Interest between the villages of Felmersham and Sharnbrook in Bedfordshire. It was notified under Section 28 of the Wildlife and Countryside Act 1981 in 1986 and the local planning authority is Bedford Borough Council. The site is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
Flitwick Moor is a 59.8-hectare (148-acre) biological Site of Special Scientific Interest between Flitwick and Greenfield in Bedfordshire. It was notified under Section 28 of the Wildlife and Countryside Act 1981 in 1984 and the local planning authority is Central Bedfordshire Council. The site is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
Totternhoe Knolls is a 13.1-hectare (32-acre) 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).
Dogsthorpe Star Pit is a 36.4-hectare (90-acre) biological Site of Special Scientific Interest (SSSI)) on the eastern outskirts of Peterborough in Cambridgeshire. It is also designated a Local Nature Reserve, and it is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
Eye Green Local Nature Reserve is a 12 hectare Local Nature Reserve in Eye Green in Cambridgeshire. It was managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire until September 2016, when management was transferred to its owner, Peterborough City Council. A small part is also in the Eye Gravel Pit geological Site of Special Scientific Interest.
Houghton Meadows is a 4.7-hectare (12-acre) biological Site of Special Scientific Interest (SSSI) between Houghton and St Ives in Cambridgeshire. The SSSI covers three meadows south of Thicket Road; they are part of the 8-hectare (20-acre) Houghton Meadows nature reserve, which is owned and managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire, and which also includes Browns Meadow to the south.
Wansford Pasture is a 3.1-hectare (7.7-acre) biological Site of Special Scientific Interest in Wansford in Cambridgeshire. It is part of the 7.3 hectare Wansford Pasture & Standen's Pasture, a nature reserve managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire (WTBCN).
Kings and Bakers Woods and Heaths is a 212.8-hectare (526-acre) Site of Special Scientific Interest (SSSI) between Heath and Reach in Bedfordshire and Great Brickhill in Buckinghamshire. The site is mainly in Bedfordshire but includes Rammamere Heath in Buckinghamshire. It was notified in 1984 under Section 28 of the Wildlife and Countryside Act 1981, and the local planning authorities are Central Bedfordshire Council and Aylesbury Vale Council. Part of it is a National Nature Reserve, and part of it is a nature reserve managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire. it is also a Nature Conservation Review site.
Knocking Hoe is a 7.7 hectare National Nature Reserve and biological Site of Special Scientific Interest near Pegsdon in Bedfordshire. It is mentioned in A Nature Conservation Review. It is part of the Chilterns Area of Outstanding Natural Beauty, and is managed by Natural England.
Galley and Warden Hills is a 47 hectare biological Site of Special Scientific Interest in Warden Hill, a suburb of Luton in Bedfordshire. The local planning authority is Central Bedfordshire Council, and it was notified in 1986 under Section 28 of the Wildlife and Countryside Act 1981. It is also a Local Nature Reserve.
Kings Wood and Glebe Meadows is a 36.1-hectare (89-acre) Site of Special Scientific Interest in Houghton Conquest in Bedfordshire. A local teenage boy, Peter Sollars, discovered many rich communities of plants there, including a number of rare species, e.g. Butcher's Broom, Small Teasel and Green Hellebore in the wood, and combinations of Lady's Bedstraw, Spiny Restharrow, Great Burnet, Adders Tongue Fern and Cowslips in the meadows. The County Botanist at the time, John Dony, was notified of his findings, which were confirmed by a site visit with Peter. The site was notified in 1984 under the Wildlife and Countryside Act 1981, and the planning authority is Central Bedfordshire. It is also a Local Nature Reserve.
Maulden Church Meadow is a 4.1-hectare (10-acre) biological Site of Special Scientific Interest in Maulden in Bedfordshire. It was notified in 1987 under section 28 of the Wildlife and Countryside Act 1981, and the local planning authority is Central Bedfordshire Council. Most of it is also a Local Nature Reserve, owned and managed by Central Bedfordshire Council.
Titchmarsh Nature Reserve is a 72.7 hectare Local Nature Reserve north of Thrapston in North Northamptonshire. It is owned and managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire. It is part of the Upper Nene Valley Gravel Pits Site of Special Scientific Interest.
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.
Southfield Farm Marsh is an 8.6-hectare (21-acre) biological Site of Special Scientific Interest in Kettering in Northamptonshire. An area of 2.8 hectares is managed as a nature reserve by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
