Dangerous Creatures of the Sea: http://umed.med.utah.edu/students/webpages/lincoln/dangers.html

Kid's Only Manatees and Duongs: http://library.thinkquest.org/J001418/

National Geographic: Jellyfish. http://www.nationalgeographic.com/media/world/9608/jellyfish/index.html

Ocean Concepts Scuba Diving: http://www.aloha.com/~oceanc

Paulette's Under Water Photographs of Southern California: http://diver.net/paulette/  

Secrets of the Ocean Realm: http://www.pbs.org/oceanrealm/index.html

Tetra Home Page: try the virtual aquarium. http://www.tetra-fish.com/

The Crittercam Chronicles: underwater cameras give a new perspective to sea life http://www.nationalgeographic.com/features/98/crittercam/