A colorful coral reef with many fish swimming around it.

Coral Reefs

Corals, sponges, and algae are the major components of most coral reef communities as shown in this picture.

Coral Overview

Are you a student researching corals or someone looking to learn more about coral reefs? This overview dives into everything to know.

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Are You An Educator?

At Smithsonian Ocean, we have lesson plans, activities, and resources to help you engage your students in the wonders of our oceans.
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Coral Reefs Articles