Chartered Institute of Ecology and Environmental Management (CIEEM)
 www.cieem.net

Joint Nature Conservation Committee (JNCC)
 jncc.defra.gov.uk

Natural England
 www.naturalengland.org.uk

Scottish Natural Heritage
 www.snh.gov.uk

Countryside Council for Wales
 www.ccw.gov.uk

Bat Conservation Trust
 www.bats.org.uk

Royal Society for the Protection of Birds (RSPB)
 www.rspb.org.uk

British Trust for Ornithology (BTO)
 www.bto.org

Froglife
 www.froglife.org

The Mammal Society
 www.mammal.org.uk

Botanical Society of the British Isles
 www.bsbi.org.uk

MAGIC
 www.magic.gov.uk

National Biodiversity Network (NBN) Gateway
 data.nbn.org.uk