Weir Wood Reservoir is a 153.5-hectare (379-acre) biological Site of Special Scientific Interest west of Forest Row in East Sussex. It is in High Weald Area of Outstanding Natural Beauty and an area of 32.6 hectares is a Local Nature Reserve which is owned by Southern Water and managed by East Sussex County Council and Southern Water.
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.
Wain Wood is an ancient woodland extending to 19.2 hectares near Preston in North Hertfordshire. The site is a Site of Special Scientific Interest which was notified in 1986 under the Wildlife and Countryside Act 1981. The local planning authority is North Hertfordshire District Council. It is a relic of a large forest which extended from Hitchin to Hatfield.
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.
Northaw Great Wood is a 223.6-hectare (553-acre) biological Site of Special Scientific Interest (SSSI) near Cuffley in Hertfordshire, England. It covers Northaw Great Wood Country Park, which is managed by Welwyn Hatfield Borough Council, Well Wood, Justice Hill and Grimes Bottom. Part of the site is managed by Hertfordshire County Council as a schools' park. The country park is also a local nature reserve.
Hertford Heath nature reserve is a 28 hectare biological Site of Special Scientific Interest in Hertford Heath in Hertfordshire. It is managed by the Herts and Middlesex Wildlife Trust and the local planning authority is East Hertfordshire District Council.
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.
Cow Wood and Harry's Wood is a 75.5-hectare (187-acre) biological Site of Special Scientific Interest east of Handcross in West Sussex. it is in the High Weald Area of Outstanding Natural Beauty.
Worth Forest is a 43.8-hectare (108-acre) biological Site of Special Scientific Interest south of Crawley in West Sussex. It is in the High Weald Area of Outstanding Natural Beauty.
Stanton Great Wood is a 58.2-hectare (144-acre) biological Site of Special Scientific Interest north-east of Oxford in Oxfordshire.
Berrick Trench is a 2.1-hectare (5.2-acre) biological Site of Special Scientific Interest north of Nettlebed in Oxfordshire.
Buckland Warren is a 0.04-hectare (0.099-acre) biological Site of Special Scientific Interest (SSSI) east of Faringdon in Oxfordshire.
Little Wittenham SSSI is a 68.9-hectare (170-acre) biological Site of Special Scientific Interest north-east of Didcot in Oxfordshire. It is also a Special Area of Conservation.
Pishill Woods is a 42.8-hectare (106-acre) biological Site of Special Scientific Interest north of Nettlebed in Oxfordshire.
Ashford Hill Woods and Meadows is a 141.5-hectare (350-acre) biological Site of Special Scientific Interest near Ashford Hill in Hampshire. An area of 23.45 hectares is Ashford Hill NNR, which is a National Nature Reserve.
Bramshott and Ludshott Commons is a 374.4-hectare (925-acre) biological Site of Special Scientific Interest near Grayshott in Hampshire. It is part of Wealden Heaths Phase II Special Protection Area.
Butter Wood is a 133-hectare (330-acre) biological Site of Special Scientific Interest (SSSI) east of Basingstoke in Hampshire. Part of Up Nately LNR, which is designated a Local Nature Reserve, is in the SSSI.
Coombe Wood and The Lythe is a 44-hectare (110-acre) biological Site of Special Scientific Interest west of Bordon in Hampshire. It is part of East Hampshire Hangers Special Area of Conservation and Combe Wood is a National Trust property.
Wick Wood and Worldham Hangers is a 91.8-hectare (227-acre) biological Site of Special Scientific Interest west of Bordon in Hampshire. It is part of the East Hampshire Hangers Special Area of Conservation.
