Surrey Wildlife Trust (SWT) was founded in 1959 as Surrey Naturalists' Trust and it is one of forty-six wildlife trusts covering Great Britain, Northern Ireland, Isle of Man and Alderney. SWT carries out conservation activities on a considerable area of Surrey County Council's large countryside estate and also manages land on behalf of the Ministry of Defence estate. As of 2022 the SWT manages more than 6,000 hectares of land for wildlife and employs more than 100 staff. It had an income of £5.1 million and expenditure of £5.7 million.
Syon Park is the garden of Syon House, the London home of the Duke of Northumberland in Isleworth in the London Borough of Hounslow. It was landscaped by Capability Brown in the 18th century, and it is Grade I listed by English Heritage under the Historic Buildings and Ancient Monuments Act 1953 for its special historic interest. The 56.6-hectare (140-acre) main gardens are a Site of Borough Importance for Nature Conservation, Grade I, and the flood meadows next to the River Thames are a biological Site of Special Scientific Interest (SSSI) and a Site of Metropolitan Importance for Nature Conservation.
Park Gate Down or Parkgate Down is a 7-hectare (17-acre) biological Site of Special Scientific Interest south-east of Stelling Minnis in Kent. It is also a Special Area of Conservation and is managed by the Kent Wildlife Trust,
Westfield Wood is a 5-hectare (12-acre) nature reserve north of Maidstone in Kent, which is managed by the Kent Wildlife Trust. It is part of the Wouldham to Detling Escarpment Site of Special Scientific Interest and Nature Conservation Review site, Grade I. It is also in the North Downs Woodlands Special Area of Conservation and the Kent Downs Area of Outstanding Natural Beauty.
Colyers Hanger is a 26.6-hectare (66-acre) biological Site of Special Scientific Interest south-east of Guildford in Surrey. It is a Nature Conservation Review site, Grade 2 and is part of St Martha's Hill and Colyer's Hanger nature reserve, which is managed by the Surrey Wildlife Trust.
Folkestone to Etchinghill Escarpment is a 263.2-hectare (650-acre) biological and geological Site of Special Scientific Interest on the northern outskirts of Folkestone in Kent. It is a Special Area of Conservation. An area of 205 hectares is a Nature Conservation Review grassland site, Grade 2, and the 70-hectare (170-acre) Asholt Wood at its western end is a Grade 1 woodland site. The reserve has a Geological Conservation Review site.
Glover's Wood is a 74.5-hectare (184-acre) biological Site of Special Scientific Interest east of Charlwood in Surrey. It is a Nature Conservation Review site, Grade 2.
Hackhurst and White Downs is a 185.1-hectare (457-acre) biological Site of Special Scientific Interest west of Dorking in Surrey. White Downs is a Nature Conservation Review site, Grade 2, and part of it is in the 200-hectare (490-acre) White Downs nature reserve, which is owned by the Wotton Estate and managed by the Surrey Wildlife Trust (SWT). Hackhurst Downs is a 29.9-hectare (74-acre) Local Nature Reserve, which part of the 40-hectare (99-acre) Hackhurst Downs nature reserve, which is owned by Surrey County Council and also managed by the SWT.
Eridge Park is a village and historic park located north of the parish of Rotherfield, to the north-east of Crowborough in East Sussex, England. The adjoining home of the same name is the seat of the Marquess of Abergavenny. The area is a biological Site of Special Scientific Interest.
Woolmer Forest is a 1,298.5-hectare (3,209-acre) biological Site of Special Scientific Interest south of Bordon in Hampshire and West Sussex. It is also a Special Area of Conservation and part of the Wealden Heaths Phase II Special Protection Area. Two areas are Nature Conservation Review sites, Grade I.
Dixton Wood is a 13.14-hectare (32.5-acre) biological Site of Special Scientific Interest in Gloucestershire, notified in 2000. Dixton Wood is recognised as a Special Area of Conservation (SAC) under the EU Habitats Directive.
Tring Park is a public open space in Tring, owned by Dacorum Borough Council and managed by the Woodland Trust. It is part of the Chilterns Area of Outstanding Natural Beauty. Half of the 264 acres is undulating grassland, grazed by cattle. Part of the park, together with the nearby Oddy Hill, is the 35.6-hectare (88-acre) biological "Oddy Hill and Tring Park" Site of Special Scientific Interest (SSSI).
Orlestone Forest is a 347.6-hectare (859-acre) biological Site of Special Scientific Interest south of Ashford in Kent. It is a Nature Conservation Review site, Grade I.
South Thames Estuary and Marshes is a 5,289-hectare (13,070-acre) biological Site of Special Scientific Interest which stretches between Gravesend and the mouth of the River Medway in Kent. Part of it is a Nature Conservation Review site, Grade I, and part is a Royal Society for the Protection of Birds nature reserve. It is part of the Thames Estuary and Marshes Ramsar internationally important wetland site and Special Protection Area under the European Union Directive on the Conservation of Wild Birds.
West Blean and Thornden Woods is a 781-hectare (1,930-acre) biological Site of Special Scientific Interest north of Canterbury in Kent. It is part of the Blean Woods Nature Conservation Review site, Grade I. and an area of 490 hectares is a nature reserve managed by the Kent Wildlife Trust. The woods form one of the largest areas of ancient woodland in the UK, with parts of it over 1,000 years old.
Felbrigg Woods is a 164.6-hectare (407-acre) biological Site of Special Scientific Interest south-west of Cromer in Norfolk. It is the main part of the grounds of Felbrigg Hall, a National Trust property which is listed on the Register of Historic Parks and Gardens of Special Historic Interest in England. It is a Nature Conservation Review site, Grade 2, and it is in the Norfolk Coast Area of Outstanding Natural Beauty.
Harting Downs is a 336.3-hectare (831-acre) biological Site of Special Scientific Interest west of Midhurst in West Sussex. It is a Nature Conservation Review site, Grade I and an area of 206.6 hectares is a Local Nature Reserve which is owned and managed by the National Trust.
The Mens is a 205.2-hectare (507-acre) biological Site of Special Scientific Interest west of Billingshurst in West Sussex. It is a Nature Conservation Review site, Grade I and a Special Area of Conservation. An area of 166 hectares south of the A272 road is managed as a nature reserve by the Sussex Wildlife Trust.
Highclere Park is a 69.6-hectare (172-acre) biological Site of Special Scientific Interest east of Highclere in Hampshire. It is the park of Highclere Castle and is Grade 1 on the Register of Historic Parks and Gardens of Special Historic Interest in England.
