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Alvin, a human occupied vehicle (HOV), returns to the ship after a dive.
Slideshow

Exploring the Ocean with Robots and Submarines

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The robotic arm of the ROV Quest finds life at an undersea vent.
Slideshow

Deep Ocean Census of Marine Life

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This aptly named fish has two long fangs.
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Creepy Critters: Marine Life Surfaces for Halloween

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A bluefin trevally swims in Hawaii’s Maro Coral Reef, part of the Papahānaumokuākea Marine National Monument.
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Two Views of Coral Reefs: Thriving and Threatened

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A frame-by-frame view of a Great White Shark breach.
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Photo Sequence of Great White Shark Hunting

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Photograph of the model of a Giant Megatooth Shark, taken from the front..
Slideshow

Shark Ancestors

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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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The People's Reef--Part of the Hyperbolic Crochet Coral Reef
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The Hyperbolic Crochet Coral Reef

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This new species of lobster (Dinochelus ausubeli) is blind and has bizarre claws. It was discovered about 300 meters (984 feet) deep in the Philippine Sea by a Census of Marine Life expedition.
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Deep Ocean Diversity Slideshow

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A rendering of an underwater marine scene from the Cambrian Period, featuring an arthropod, annelids, and other animals.
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A Collection of Cambrian Fossils

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Harbor seal in a kelp forest near Cortes Bank, near San Diego California.
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Underwater Photography Contest from University of Miami’s Rosenstiel School

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A reddish-orange nudibranch.
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A Collage of Nudibranch Colors

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