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Colorful fishes throng a reef in the Northwestern Hawaiian Islands.
Slideshow

Bizarre and Beautiful Coral Reef Animals

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Pink crustose algae covers the surface of a rock.
Article

Microbes Help Corals Pick a Home and Settle Down

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Two nurse sharks hover over a baited cage
Lesson Plan

Coral Adaptations Inquiry Lab

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Coral scientist Dr. Amy Baco-Taylor observed corals like these on her first submarine dive to a deep-sea coral bed off the coast of Hawaii.
Photo

Deep-Sea Coral Community

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What is coral? The answer is coral is an animal. This cutaway diagram of a coral polyp shows the location of its photosynthetic algae, or zooxanthellae, which coral needs to survive.
Photo

What Is Coral? A Coral Polyp and Zooxanthellae

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This queen parrotfish scrapes algae from Caribbean reefs with its parrot-like beak.
Article

From Despair to Repair: Protecting Parrotfish Can Help Bring Back Caribbean Coral Reefs

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J. Murray Roberts studies and maps the cold-water corals known as Lophelia in the North Atlantic.
Article

Exploring the Blue Planet with J. Murray Roberts

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A small gray fish with two orange stripes, hides in between corals.
Article

Tiny Fishes Fuel Coral Reefs

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Two nurse sharks hover over a baited cage
Lesson Plan

Symbiosis and Coral Anatomy

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Two nurse sharks hover over a baited cage
Lesson Plan

Introduction to Coral Reefs

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Two nurse sharks hover over a baited cage
Lesson Plan

Coral Adaptations

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On Moorea, an island in French Polynesia, researchers are striving to complete a biocode—a DNA catalog of every life form big enough to pick up with tweezers.
Overview

Scientists Catalog Life on the Island of Moorea

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