Cranham Marsh is a 15.3 hectare Local Nature Reserve and a Site of Metropolitan Importance for Nature Conservation in Cranham in the London Borough of Havering. It is owned by Havering Council and managed by the Essex Wildlife Trust.
Danbury Common is a 70.2-hectare (173-acre) biological Site of Special Scientific Interest in Danbury in Essex, England. Most of it is common land owned by the National Trust, and two areas, the Backwarden and Hitchcock's Meadows, are part of Essex Wildlife Trust's Danbury Ridge Nature Reserves.
Sawbridgeworth Marsh is a 6.3-hectare (16-acre) biological Site of Special Scientific Interest (SSSI) near Sawbridgeworth in Hertfordshire, apart from a small area in the north which is in Essex. It is managed by the Essex Wildlife Trust. The planning authorities are East Hertfordshire District Council and Uttlesford District Council.
Woodham Walter Common SSSI is an 80-hectare (200-acre) biological Site of Special Scientific Interest (SSSI) in Danbury in Essex. The site includes six nature reserves within the Danbury Ridge Nature Reserves, managed by the Essex Wildlife Trust. These are Woodham Walter Common itself, Birch Wood, Pheasanthouse Wood, Poors' Piece, Scrubs Wood and a small area in Pheasanthouse Farm. The largest part of the SSSI is the 32.3-hectare (80-acre) Woodham Walter Common, which is managed by the Wildlife Trust on behalf of Maldon District Council and Woodham Walter Parish Council.
Danbury Ridge Nature Reserves are a group of nature reserves totalling 101 hectares near Danbury in Essex, England. They are managed by the Essex Wildlife Trust, and most of them are in Sites of Special Scientific Interest (SSSIs). Two areas, the Backwarden and Hitchcock's Meadow, are part of Danbury Common SSSI, and Woodham Walter Common, Birch Wood, Pheasanthouse Wood, Poors Piece, Scrubs Wood, and a small area in Pheasanthouse Farm, are part of Woodham Walter Common SSSI.
Great Wood and Dodd's Grove is a 36.8-hectare (91-acre) biological Site of Special Scientific Interest in Leigh-on-Sea in Essex. It is also a Local Nature Reserve called Belfairs. Essex Wildlife Trust runs the Belfairs Woodland Centre and manages the site together with Southend-on-Sea City Council.
Belcher's and Broadfield Woods is a 14.4-hectare (36-acre) biological Site of Special Scientific Interest between Halstead and Braintree in Essex. It is managed by the Essex Wildlife Trust as the Brookes Nature Reserve.
West Wood is a 23.6 hectares biological Site of Special Scientific Interest in Little Sampford, north of Thaxted in northwestern Essex. It is owned and managed by the Essex Wildlife Trust.
Crowsheath Wood is an 8.1-hectare (20-acre) nature reserve in Downham, between Billericay and South Woodham Ferrers in Essex. It is managed by the Essex Wildlife Trust.
Little Haven is a 37.2-hectare (92-acre) nature reserve in Thundersley in Essex. It is owned by the Little Haven Children's Hospice, and leased to the Essex Wildlife Trust (EWT).
Pound Wood is a 22.3 nature reserve in Thundersley in Essex. It is owned and managed by the Essex Wildlife Trust.
Tile Wood is a 6.5-hectare (16-acre) nature reserve in Thundersley in Essex. It is managed by the Essex Wildlife Trust.
Lexden Gathering Grounds is an 8.9-hectare (22-acre) nature reserve in Lexden, a suburb of Colchester in Essex. It is owned by Anglian Water and managed by the Essex Wildlife Trust.
Thrift Wood is a 19.4-hectare (48-acre) biological Site of Special Scientific Interest south-east of Bicknacre in Essex. It is managed by the Essex Wildlife Trust.
Weeleyhall Wood is a 31 hectare biological Site of Special Scientific Interest north of Clacton-on-Sea in Essex. It is managed by the Essex Wildlife Trust.
Cockaynes Wood is a 20.2-hectare (50-acre) nature reserve between Wivenhoe and Alresford in Essex, United Kingdom. It is managed by the Essex Wildlife Trust and the Cockaynes Wood Trust.
Grove House Wood is a 2.2 hectare Local Nature Reserve in Stanford-le-Hope in Essex. According to Natural England, it is owned by Thurrock Council and managed by Essex Wildlife Trust but it is not listed on the web site of either body.
Langdon Nature Reserve is a 210 hectare nature reserve west of Basildon in Essex. It is managed by the Essex Wildlife Trust, and forms part of the Langdon Ridge Site of Special Scientific Interest.
Shut Heath Wood is a 20.2-hectare (50-acre) nature reserve Essex. It is managed by the Essex Wildlife Trust.
Westhouse Wood is a 2.8-hectare (6.9-acre) nature reserve north-west of Colchester in Essex. It is managed by the Essex Wildlife Trust.
