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 (153-acre) 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.
Bix Bottom is a 102.3-hectare (253-acre) biological Site of Special Scientific Interest north-west of Henley-on-Thames in Oxfordshire. It is owned and managed as Warburg Nature Reserve by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
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.
Gomm Valley is a 4.1-hectare (10-acre) biological Site of Special Scientific Interest in Micklefield, a district of High Wycombe in Buckinghamshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust and is part of the Chilterns Area of Outstanding Natural Beauty. The local planning authority is Wycombe District 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".
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.
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.
Pilch Fields is an 11.1-hectare (27-acre) biological Site of Special Scientific Interest (SSSI) west of Great Horwood in Buckinghamshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
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.
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.
Whitecross Green and Oriel Woods is a 63-hectare (160-acre) biological Site of Special Scientific Interest between Oxford and Bicester in Oxfordshire. It is owned and managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust under the name Whitecross Green Wood.
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.
Warren Bank is a 3.1-hectare (7.7-acre) biological Site of Special Scientific Interest south-east of Wallingford in Oxfordshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
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.
