The Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust (BBOWT), is a wildlife trust covering the counties of Berkshire, Buckinghamshire and Oxfordshire in England.
Windsor Hill is a 61.8 hectare biological Site of Special Scientific Interest in Princes Risborough in Buckinghamshire. It lies within the Chilterns Area of Outstanding Natural Beauty, and it is featured in the Nature Conservation Review. A small part is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust, and access to this area requires a permit.
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.
Finemere Wood is a 45.7-hectare (113-acre) biological Site of Special Scientific Interest near Quainton in Buckinghamshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust and the planning authorities are Aylesbury Vale District Council and Buckinghamshire County Council.
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.
Hollowhill and Pullingshill Woods is a 23-hectare biological Site of Special Scientific Interest near Marlow in Buckinghamshire. It is in the Chilterns Area of Outstanding Natural Beauty, and the Chilterns Beechwoods Special Area of Conservation. The local planning authorities are Wycombe District Council and Buckinghamshire County Council. Pullingshill Wood is owned by the Woodland Trust, and Hollowhill Wood was formerly owned by Buckinghamshire County Council, but was transferred to the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. Since November 2015 the 7.8-hectare site has been managed by the Trust as "Hog and Hollowhill Woods".
Homefield Wood is a 6.1 hectare Site of Special Scientific Interest in Hambleden in Buckinghamshire. It is owned by the Forestry Commission, and managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. It is part of the Chilterns Area of Outstanding Natural Beauty.
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 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.
Millfield Wood is a 9.5-hectare (23-acre) biological Site of Special Scientific Interest north of High Wycombe in Buckinghamshire. It is owned and managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust, and it is in the Chilterns Areas of Outstanding Natural Beauty.
Swain's Wood is a 16.2 hectare 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.
Rushbeds Wood is a 56-hectare (140-acre) nature reserve near Wotton Underwood in Buckinghamshire, managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust (BBOWT). It is a surviving fragment of the ancient Bernwood Forest. The reserve is part of Rushbeds Wood and Railway Cutting, an 80.2-hectare (198-acre) biological Site of Special Scientific Interest. This includes a section of the Chiltern Main Line railway cutting, which runs along the north-east side of the BBOWT reserve.
