Whale and Dolphin Conservation Society
WDCS is the global voice for the protection of whales, dolphins and their environment
From Web Directory.com
Dolphins Plus is committed to the conservation and protection of marine mammals worldwide through education, research, experiential learning, and environmental awareness.
Theme park where visitors interact with a number of marine animals. Guests can swim with dolphins, interact with exotic birds, tropical fish, rays, and land mammals.
The Kid's Corner: Dolphins
From Water Planet
From Earthtrust, a wildlife conservation organizations. The website has a lot of information about programs for protecting endangered species, including whales, dolphins, tigers, rhinos, and many others.