Alkaline Fens - Profiles several fens located throughout the United Kingdom.

Wicken Fen - Learn about Wicken Fen, one of Britain's oldest nature reserves.

Coral Cay Conservation - Join expeditions to the Caribbean and Asia-Pacific to help protect threatened coral reefs and tropical forests, create reserves and wildlife sanctuaries, and establish conservation education and training centres for local people.

UK Rivers Guidebook - Provides information for paddlers including a U.K. river directory, articles written by users, and river reports.

UK Rivers Network - Campaign for river conservation, education, and restoration through community action. Also offers directory of links concerning water pollution.

Marine Conservation Society (MCS) - U.K. charity for the marine environment and its wildlife.

Marine Laboratory Aberdeen -

Marine Biological Association - Promoting scientific research into all aspects of life in the sea.