US Environmental Protection Agency
Epa: Coral Reefs
What is a coral reef? Why are Coral Reefs important? What is affecting the health of coral reefs? These questions are answered and more information is provided on this easily readable, comprehensive site.
Other
The Coral Reef Alliance: Why Should I Care?
Five reasons are given in this brief site that illuminates why we should care if coral reefs survive in our world.
NOAA
Noaa: Ocean Service Education: Corals
This Coral Tutorial is an excellent resource with diagrams, pictures, animations and short videos. All aspects of coral biology are discussed. As an added benefit, pdf versions of the site are available along with a subject review...
Untamed Science
Untamed Science: Biology: World Biomes: Coastal Oceans Biome
Explore photos, watch video clips, and learn about the aquatic biome located above the continental shelf. [8:37]
CK-12 Foundation
Ck 12: Life Science: Aquatic Biomes
[Free Registration/Login may be required to access all resource tools.] Aquatic biomes can be generally classified based on the amount of salt in the water. Freshwater biomes have less than 1% salt and are typical of ponds and lakes,...
Other
Sea and Sky: Sharks and Rays
Selected species of sharks and rays are described and illustrated with photographs.