Suffolk Wildlife Trust (SWT) describes itself as the county's "nature charity – the only organisation dedicated wholly to safeguarding Suffolk's wildlife and countryside." It is a registered charity, and its headquarters is at Brooke House in Ashbocking, near Ipswich. It was founded in 1961, and is one of 46 wildlife trusts covering the Great Britain and Northern Ireland. As of March 2017, it has 13,200 members, and it manages 3,120 hectares of land in 60 nature reserves, most of which are open to the public. It had an income of £3.9 million in the year to 31 March 2017.
Foxhole Heath is an 85.2-hectare (211-acre) biological Site of Special Scientific Interest east of Eriswell in Suffolk. It is a Nature Conservation Review site, Grade I, and part of Breckland Special Area of Conservation and Breckland Special Protection Area under the European Union Directive on the Conservation of Wild Birds.
Wangford Warren and Carr is a 67.8-hectare (168-acre) biological Site of Special Scientific Interest between Brandon and Lakenheath in Suffolk. It is a Nature Conservation Review site, Grade I, and part of the Breckland Special Area of Conservation, and Special Protection Area An area of 15 hectares is managed as a nature reserve by the Suffolk Wildlife Trust
East Wretham Heath is a 141.1-hectare (349-acre) biological Site of Special Scientific Interest south-east of Thetford in Norfolk. It is a Nature Conservation Review site, Grade I, and it is managed by the Norfolk Wildlife Trust. it is part of the Breckland Special Area of Conservation and Special Protection Area.
Weeting Heath is a 141.8-hectare (350-acre) biological Site of Special Scientific Interest west of Thetford in Norfolk, which is managed by the Norfolk Wildlife Trust. It is a Nature Conservation Review site, Grade I, and a National Nature Reserve. It is also part of the Breckland Special Area of Conservation and Special Protection Area.
Berner's Heath is a 236.9-hectare (585-acre) biological Site of Special Scientific Interest north-east of Icklingham in Suffolk. It is a Nature Conservation Review site, a Special Area of Conservation, and a Special Protection Area
Barnham Heath is a 78.6-hectare (194-acre) biological Site of Special Scientific Interest near Barnham, a village south of Thetford in Suffolk. It is a Nature Conservation Review site, Grade 2, and part of the Breckland Special Protection Area under the European Union Directive on the Conservation of Wild Birds
Cavenham–Icklingham Heaths is a 419 hectare biological Site of Special Scientific Interest west of Icklingham in Suffolk. It is a Nature Conservation Review site, Grade I, and part of Breckland Special Area of Conservation and Breckland Special Protection Area under the European Union Directive on the Conservation of Wild Birds. Cavenham Heath is a 203.1 hectare National Nature Reserve.
Deadman's Grave, Icklingham is a 127.3-hectare (315-acre) biological Site of Special Scientific Interest north-east of Icklingham in Suffolk. It is a Nature Conservation Review site, Grade I, and part of Breckland Special Area of Conservation and Breckland Special Protection Area under the European Union Directive on the Conservation of Wild Birds.
Lakenheath Warren is a 588.3-hectare (1,454-acre) biological Site of Special Scientific Interest south-east of Lakenheath in Suffolk, England. It is a Nature Conservation Review site, Grade I, and part of Breckland Special Area of Conservation and Breckland Special Protection Area under the European Union Directive on the Conservation of Wild Birds. The RAF Lakenheath base is located nearby.
Little Heath, Barnham lies south-west of Barnham, Suffolk. Much of the area is now a Site of Special Scientific Interest, which almost surrounds the former chemical weapon store and filling station (FFD1)
Eriswell Low Warren is a 7.4-hectare (18-acre) biological Site of Special Scientific Interest north-east of Eriswell in Suffolk. It is a Nature Conservation Review site, Grade I, and part of the Breckland Special Protection Area under the European Union Directive on the Conservation of Wild Birds.
Lordswell Field or Lord's Well Field is a 3.2-hectare (7.9-acre) biological Site of Special Scientific Interest in Eriswell in Suffolk. It is a Nature Conservation Review site, Grade I.
Thetford Heaths is a 270.6-hectare (669-acre) biological and geological Site of Special Scientific Interest in Suffolk. It is a Nature Conservation Review site, Grade I, and parts of it are a national nature reserve, and a Geological Conservation Review, It is part of the Breckland Special Area of Conservation, and Special Protection Area A large part of this dry heathland site is calcareous grassland, and some areas are grazed by sheep or rabbits. There are several nationally rare plants and an uncommon heathland bird, and many lichens and mosses.
West Stow Heath is a 44.3-hectare (109-acre) biological Site of Special Scientific Interest west of West Stow in Suffolk. It is part of the Breckland Special Protection Area under the European Union Directive on the Conservation of Wild Birds.
Barnham Cross Common is a 69.1-hectare (171-acre) biological Site of Special Scientific Interest on the southern outskirts of Thetford in Norfolk. It is owned by Thetford Town Council and is registered common land. It is also a Local Nature Reserve and a Nature Conservation Review site, Grade 1. It is part of the Breckland Special Area of Conservation and Special Protection Area.
Bridgham and Brettenham Heaths is a 439.9-hectare (1,087-acre) biological Site of Special Scientific Interest north-east of Thetford in Norfolk, England. It is a Nature Conservation Review site, Grade I, and part of the Breckland Special Area of Conservation and Special Protection Area. Brettenham Heath is a National Nature Reserve.
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.
Thetford Golf Course and Marsh is a 122.3-hectare (302-acre) biological Site of Special Scientific Interest on the western outskirts of Thetford in Norfolk. It is a Nature Conservation Review site, Grade 2, and part of the Breckland Special Area of Conservation and Special Protection Area.
