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Grey reef sharks are among the most versatile and tough predators on a Pacific coral reef, but they are also among the most vulnerable species, as they are threatened by wasteful fishing practices like shark finning.
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Where the Shark and the Snapper Roam

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In some reefs, small fishes such as this broad-barred goby protect corals by eating invading seaweeds.
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Coral Goby Cleans Coral

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Dr. Brendan Roark discusses different methods of sampling deep-sea corals with undergraduate students at Texas A&M University.
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Coral Scientist Brendan Roark: On an Urgent Mission

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dead coral from disease
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Sickness in the Sea: A Coral Plague Hits Florida

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a highly bleached coral reef
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Bleached

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an advertisement featuring a man in scuba gear and a woman smiling at him
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Coppertone Advertisement

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This Caribbean sea anemone brightens a variety of Caribbean reef habitats.
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Sea Anemone

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Staghorn Coral
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Staghorn Coral in a Hurricane

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Colorful fishes throng a reef in the Northwestern Hawaiian Islands.
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Reef Fish, French Frigate Shoals

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Nancy standing by the ocean
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Corals to Communication: Nancy Knowlton’s Success Focusing on the Imminent

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Corallimorpharian
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Soft Coral Close-Up

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This photograph of Gerardia sp. was taken at the Cross Seamount in the Pacific Ocean at a depth of 400 m (1,312 feet).
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Gold Coral Close-up

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