This is a description of coral reef environments for high school level and higher. Page is full of photographs, each featuring a descriptive caption. Topics discussed include ecology, symbiosis, and predator defense. The...

Florida Keys National Marine Sanctuary's page with information on coral reefs and links to information on research, restoration and monitoring. Wealth of information on the protection of Florida's coral reefs and the...

Web page of the world's largest living coral reef aquarium, provides information for visitors, exhibit information, schedules, and volunteer, sponsorship, and internship opportunities. Also features online activities and...

This in depth site covers Cnidarian life history, ecology, morphology, systematics, and fossil record. Organisms described include corals, anemones, sea pens, box jellies, siphonophores, hydroids, fire corals, medusae,...

Healthy coral reefs are some of the most biodiverse ecosystems on the planet, leading some to call reefs the rainforests of the sea. Coral reefs are also threatened by ocean acidification caused by climate change,...