Students identify the locations of coral reefs. In this oceanography instructional activity, students use the Coral Reefs website to locate the coral reefs on a world map and discuss ways to help protect the coral reefs.

Trace the development of a type of coral reef known as an atoll. A series of animations show you how an atoll can develop from a volcanic island.

How is a coral reef constructed? How do coral polyps eat? What do corals need to survive? These are just a sampling of the many questions answered on this informative site. This site provides an easily understood primer on coral reefs.

Characteristics, location/reef life, humans, and the environment are the topics explored in this competent site. A quick quiz can be found at the end of the text.

This site provides a concise explanation of the bleaching process, its effect on corals, and the causes of bleaching.

This resource provides information about coral reefs.