The Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust (BBOWT), is a Wildlife Trust covering the counties of Berkshire, Buckinghamshire and Oxfordshire in England.
Hartslock, also known as Hartslock Woods, is a 41.8-hectare (103-acre) biological Site of Special Scientific Interest (SSSI) in a wooded area on the north bank of the River Thames to the south-east of Goring-on-Thames in the English county of Oxfordshire. An area of 29.4 hectares is a Special Area of Conservation and an area of 10 hectares is a nature reserve owned and managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust (BBOWT). The site is well known for the variety of wild orchids that grow on its sloping grassland, and especially for the monkey orchid that grows in very few other places in England.
Kennet and Lambourn Floodplain is a 23.4-hectare (58-acre) biological Site of Special Scientific Interest in six widely separated areas in the floodplains of the River Lambourn in Berkshire and the River Kennet in Wiltshire, England. It is a Nature Conservation Review site and part of the Kennet and Lambourn Floodplain Special Area of Conservation. One of the areas, Rack Marsh, is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
Sulham and Tidmarsh Woods and Meadows is a 75.7-hectare (187-acre) biological Site of Special Scientific Interest west of Reading in Berkshire. Previously known as Pang Valley SSSI, the site is mostly sandwiched between the River Pang and the Sulham Road and includes Broom Copse, Herridge's Copse, Hogmoor Copse, Park Wood, Moor Copse and Barton's Copse. Much of the southern part of the site is the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust's Moor Copse Nature Reserve. The whole site lies within the North Wessex Downs Area of Outstanding Natural Beauty.
Glyme Valley is a 28.9-hectare (71-acre) biological Site of Special Scientific Interest east of Chipping Norton in Oxfordshire. An area of 3 hectares is a nature reserve managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust
Bacombe and Coombe Hills is a 76.4-hectare (189-acre) biological Site of Special Scientific Interest in Upper Bacombe in Buckinghamshire. Bacombe Hill was formerly owned by Buckinghamshire County Council, which transferred it to Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust in 2014. Coombe Hill is owned by the National Trust.
Grangelands and Pulpit Hill is a 25.5-hectare (63-acre) biological Site of Special Scientific Interest in Cadsden in Buckinghamshire. It lies within the Chilterns Area of Outstanding Natural Beauty, and the planning authorities are Wycombe District Council and Buckinghamshire County Council.
College Lake is a 65 hectare nature reserve in a former chalk quarry in Pitstone in the Aylesbury Vale district of Buckinghamshire. It is one of the flagship reserves of the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust, and it has an information centre, education facilities, a café, toilets and a shop. It is in the Chilterns Area of Outstanding Natural Beauty. The area east of the lake is a geological Site of Special Scientific Interest called Pitstone Quarry.
Aston Clinton Ragpits is a 2.9-hectare (7.2-acre) biological Site of Special Scientific Interest in Aston Clinton in Buckinghamshire. It is a former chalk quarry, which is now a nature reserve managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. It is in the Chilterns Area of Outstanding Natural Beauty.
Dancersend is an 81.3-hectare (201-acre) Site of Special Scientific Interest (SSSI) south of Aston Clinton in Buckinghamshire. Part of the site is managed by the Forestry Commission and part by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust (BBOWT). The BBOWT's 47 hectare nature reserve, called Dancersend with Pavis Woods, extends into fields west of the SSSI. It is in the Chilterns Areas of Outstanding Natural Beauty.
Swain's Wood is a 16.2-hectare (40-acre) biological Site of Special Scientific Interest west of Turville in Buckinghamshire. It is in the Chilterns Area of Outstanding Natural Beauty, and is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
Weston Turville Reservoir is a 19 hectare biological Site of Special Scientific Interest south of Weston Turville in Buckinghamshire. It is owned by the Canal & River Trust, and the open water is leased to sailing and fishing clubs while the surrounding land is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. The site is in the Chilterns Area of Outstanding Natural Beauty.
Shabbington Woods Complex is a 305.6-hectare (755-acre) biological Site of Special Scientific Interest (SSSI) between Horton-cum-Studley and Worminghall in Buckinghamshire. It comprises Shabbington Wood, Bernwood Forest, Hell Coppice, Oakley Wood and York's Wood. Shabbington Wood is owned by the Forestry Commission, and a small area of 7.5 hectares called Bernwood Meadows is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
Frilford Heath, Ponds and Fens is a 108.8-hectare (269-acre) biological Site of Special Scientific Interest in Frilford, west of Abingdon in Oxfordshire. An area of 3 hectares, separate from the main site is Hitchcopse Pit, a nature reserve managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
Chawridge Bourne is a 9.4-hectare (23-acre) biological Site of Special Scientific Interest in Berkshire, England Part of the site is a 5-hectare (12-acre) nature reserve called Chawridge Bank, which is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
Dry Sandford Pit is a 4.2-hectare (10-acre) biological and geological Site of Special Scientific Interest north-west of Abingdon-on-Thames in Oxfordshire. It is a Geological Conservation Review site and it is managed as a nature reserve by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
Hitchcopse Pit is a 3-hectare (7.4-acre) nature reserve north-west of Abingdon-on-Thames in Oxfordshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. It is part of Frilford Heath, Ponds and Fens, which is a Site of Special Scientific Interest.
Lashford Lane Fen is a 7-hectare (17-acre) nature reserve north of Dry Sandford in Oxfordshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. It is part of Cothill Fen, which is a Site of Special Scientific Interest and Special Area of Conservation.
