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Two sea lions interact amongst schools of small fish.
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Seal and Sea Lion Pictures

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Hawaiian monk seals are among the wildlife found within the Papahānaumokuākea World Heritage Site.
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Backbone of Biodiversity at Risk

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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.
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Diversity of Deep-Sea Corals

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This species of bamboo coral, discovered in 2004 in the Pacific Northwest, has unusually long and impressive tentacles.
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Newly Discovered Deep-Sea Corals

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X-ray image of a winghead shark
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X-Rays of Fish Reveal Diversity

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A spiraled diatom with spines.
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The Ocean Under the Microscope: Images from Nikon Small World

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A polar bear and its cub in Arctic National Wildlife Refuge, Alaska.
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Celebrating Marine Moms

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A pile of bycatch species.
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Bycatch: The Cost of Catching What You Don’t Want

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The siphonophores are an order of marine animals in the phylum Cnidaria (the same phylum containing jellyfish). 
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Prints from Ernst Haeckel

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Colorful fishes throng a reef in the Northwestern Hawaiian Islands.
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Bizarre and Beautiful Coral Reef Animals

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Close-up photograph of translucent coral polyps, showing the symbiotic algae living inside.
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Zooxanthellae and Coral Bleaching

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Intense volcanic CO2 vents in Ili Ili Bua Bua, Normanby Island, Papua New Guinea.
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Will Coral Reefs Survive Acidification?

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