Royal Society for the Protection of Birds
The RSPB is the UK charity working to secure a healthy environment for birds and other wildlife, helping to create a better world for us all. They work for the conservation of wild birds, other wildlife and the places in which they live in a wide variety of ways. They have a large number of reserves all over the UK. There are now over a million members of this organisation.

The Wildlife Trusts
There are 47 local Wildlife Trusts across the whole of the UK, the Isle of Man and Alderney. They are working for an environment rich in wildlife for everyone. They manage 2,256 nature reserves covering more than 90,000 hectares. With 765,000 members, they are the largest UK voluntary organisation dedicated to conserving the full range of the UK habitats and species, whether they be in the countryside, in cities or at sea.
Natural England
Natural England was formed by bringing together English Nature, the landscape, access and recreation elements of the Countryside Agency and the environmental land management functions of the Rural Development Service. It covers both biodiversity and geology, it oversees the protection and management of Sites of Special Scientific Interest (SSSI) and National Nature Reserves (NNR).
Wildfowl and Wetlands Trust
The Wildfowl & Wetlands Trust (WWT) is a leading conservation organisation saving wetlands for wildlife and people across the world. WWT is the only UK charity with a national network of specialist wetland visitor centres. The best known of which is Slimbridge in Gloucestershire.
Bat Conservation Trust
BCT works on a number of levels to create a better world for bats. They run a range of different projects and initiatives.The organisation has 5,000 members and has a National Bat Monitoring Program (NBMP).
Butterfly Conservation
They are committed to the conservation of butterflies and moths. They have more than 12,000 members and 31 volunteer Branches throughout the British Isles.They also have many nature reserves around the country.
British Dragonfly Society
The British Dragonfly Society was formed in 1983 to promote and encourage the study and conservation of dragonflies and their natural habitats especially in the United Kingdom.
The Mammal Society
The Mammal Society works to protect British mammals, halt the decline of threatened species, and advise on all issues affecting British Mammals. They study mammals, identify the problems they face and promote conservation and other policies based on sound science.
Avon Wildlife Trust
Avon Wildlife Trust is part of the Wildlife Trusts organisation.
Gloucestershire Wildlife Trust
Gloucestershire Wildlife Trust is part of the Wildlife Trusts organisation.
Somerset Wildlife Trust
Somerset Wildlife Trust is part of the Wildlife Trusts organisation.