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Picturesque Coral Reefs and Their Ecosystems
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The placid waters on this beach in Palau are protected by a large outlying reef just short of the horizon. (Photo: Steve McNicholas)
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This isolated atoll is surrounded by a coral reef. Coral reefs occupy less than one percent of the ocean, but they nurture 25% of the marine wildlife. (Photo: McNicholas/Creswell)
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Coral reefs are responsible for keeping water quality high for these spotted dolphins. (Photo:
McNicholas/Cresswell)
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Sharks prefer the shallow waters in or around coral reefs. (Photo: McNicholas/Cresswell)