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X-ray image of a winghead shark
Slideshow

X-Rays of Fish Reveal Diversity

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“This shark was cruising low along the reef known as Alcyone. Her left eye was glancing up toward other hammerheads when I took this shot from below.” -- Nature's Best photographer, Alan Studley.Equipment Used to Capture the Shot: Nikon D300; Tokin
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Ocean Views from Nature's Best Photos

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The Peninsula Valdes in Argentina was inscribed on the World Heritage List in 1999. The site is home to important breeding populations of the endangered southern right whale (Eubalaena australis), southern elephant seal (Mirounga leonina), and southern sea
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Marine World Heritage Photo Gallery

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An artistic rendering of an ocean landscape as it may have looked during the Archean Eon.
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The Ocean Throughout Geologic Time, An Image Gallery

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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 photo of Oceana's ice class research vessel, the Hanse Explorer, on the Baltic Sea.
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Biodiversity in the Baltic Sea

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a group of men in kayaks
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A Kayak's Origin Story

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Color illustration of an ancient bivalve.
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Rudist Reefs

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The dwarf lantern shark sits in a human hand.
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Weird, Wacky, Wonderful Sharks

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Photographer Brian Skerry walks knee deep in a mangrove in the Bahamas.
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Life in the Field as an Underwater Photographer

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These Smithsonian field stations enable scientists worldwide to conduct long-term studies on mangrove ecosystems.
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Slideshow: Smithsonian Research Stations

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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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