< http://www.oceanicresearch.org/education/wonders/lesson.html >

< http://www.nrdc.org/wildlife/marine/> This site discusses the activities of the Natural Resources Defense Council (NRDC) to protect whales and other marine animals. Includes research and policy statements on the Marine Mammal Protection Act, conservation efforts, and the impact of undersea noise pollution and sonar systems on whales.

< http://oceanlink.island.net/> This searchable site offers news and information about marine biology and ecology. It features fact sheets on whales, sea lions, dolphins, crabs and other marine life. The site also includes career information, teacher resources, a glossary of marine science terms, marine animal records (the "biggest, smallest, fastest, deepest"), "Ask a Scientist" question and answer forum (with an archive), and an annotated directory of Web links.