- Introduction to Cnidaria
jellyfish, corals and other stingers
- lunar tides
tides - how, what and why
- Marine Biology
links to all kinds of ocean life by Univ. of CA-Berkeley
- Marine Ecosystems
click on shorelines, temperate oceans, or tropical oceans
- Ocean Planet
by Smithsonian
- Ocean's Alive: the Water Planet
links to physical features of the ocean, changing ocean, water cycle, ocean profiles
- Ocean's Alive: Oceans in Motion
links to current events, wind and waves, ebbs and flows
- Ocean's Alive: Life in the Sea
what lives at different depths, life near the surface, predator and prey
- Ocean's Alive: Scientists at Sea
underwater exploration, remote sensing
- Sea and Sky
great collection of images and info
- Wonders of the Sea
sponges, cnidarians, mollusks, arthropods, echinoderms, sharks, sperm whales, Chessie the manatee
- Jonathan Bird's Blue World
10 great video clips on various subjects