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Tiny sponge spicules.
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Sparkling Sponge Spicules

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Cancer cells treated with discodermolide, a chemical from a sponge found on deep-sea coral reefs.
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Treated Cancer Cells

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Scientists recently discovered the Christmas tree coral (Antipathes dendrochristos) off the southern California coast.
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New Christmas Tree Coral

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Photo of coral polyp, with a single bleach polyp.
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Corals Threatened by Acid Seas

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The coastline of American Samoa National Marine Sanctuary
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American Samoa National Marine Sanctuary

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A red snapper hunts for prey on Kingman’s Reef, a healthy reef in the Line Islands.
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Kingman’s Reef, Line Islands

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Tiny organisms found on ARMS
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Traveling Around the World to Study the Future of the Ocean

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The staghorn coral is listed as Threatened under the U.S. Endangered Species Act. It is one of 22 coral species listed.
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Staghorn Coral

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An unidentified moray eel held in researcher's hands.
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A Baby Moray Eel, or a Really Small Adult?

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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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Grey Reef Shark in the Line Islands

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Compare the healthy coral on the left with the bleached coral on the right.
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Bleached Corals, Pacific Ocean

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Photograph of a bristly brown and white worm, with one end pressed against a pale green coral.
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Fireworm Takes on Fire Coral

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