Stocker's Lake is an old flooded gravel pit of approx 90 acres (37.5ha) at Rickmansworth, Hertfordshire, England, within the Colne Valley Regional Park which is designated as a Local Nature Reserve.
Roding Valley Meadows is an 18.9 hectare biological Site of Special Scientific Interest in Buckhurst Hill in Essex. It is part of a 65.2 hectare Local Nature Reserve with the same name, which is owned by Epping Forest District Council and Grange Farm Trust, and managed by the Essex Wildlife Trust.
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 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.
Hunsdon Mead is a 34 hectare biological Site of Special Scientific Interest (SSSI) west of Harlow and east of Roydon in Essex. The site is partly in Essex and partly in Hertfordshire, and it is jointly owned and managed by the Essex Wildlife Trust and the Herts and Middlesex Wildlife Trust. The SSSI also includes part of the neighbouring Roydon Mead. The planning authorities are East Hertfordshire District Council and Epping Forest District Council. Hunsdon Mead is registered common land.
Sawbridgeworth Marsh is a 6.3 hectare 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.
Rushy Mead is a 4.6 hectare nature reserve on the bank of the River Stort in Essex, between Sawbridgeworth and Bishop's Stortford. Until the 1950s it was the site of a pumping station for a sewage works. It is owned by Thames Water and Wimpey Homes, and managed by the Essex Wildlife Trust. The name Rushy Mead comes from an old map showing the area as riverside meadows.
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.
Aubrey Buxton Nature Reserve is a 9.7 hectare nature reserve west of Elsenham in Essex. It was donated to the Essex Wildlife Trust by Aubrey Buxton and his wife in 1976.
Belcher's and Broadfield Woods is a 14.4 hectare 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.
Oxley Meadow is a 3.2 hectare nature reserve in Tolleshunt Knights, near Tiptree in Essex. It is managed by the Essex Wildlife Trust.
Thrift Wood is a 19.4 hectare biological Site of Special Scientific Interest south-east of Bicknacre in Essex. It is managed by the Essex Wildlife Trust.
Linford Wood is a 3.5 hectare Local Nature Reserve in East Tilbury in Essex. It is owned and managed by Thurrock Council.
Abbotts Hall Farm is a 282 hectare nature reserve in Great Wigborough in Essex. It is the head office of the Essex Wildlife Trust, which manages the site. It is also part of the Blackwater Estuary National Nature Reserve, Site of Special Scientific Interest, Ramsar site, Special Protection Area and Special Area of Conservation, It is an important archaeological site, and includes a Scheduled Monument, Great Wigborough henge.
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.
Maldon Wick is a 6.1 hectare nature reserve in Maldon in Essex. It is managed by the Essex Wildlife Trust.
Newland Grove is a 3.2 hectare nature reserve north of Chelmsford in Essex. It is managed by the Essex Wildlife Trust.
Phyllis Currie Nature Reserve is an 8.9 hectare nature reserve north-west of Great Leighs in Essex. It is owned and managed by the Essex Wildlife Trust.
Shotgate Thickets is a 3.2 hectare nature reserve east of Wickford in Essex. It is managed by the Essex Wildlife Trust.
