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Alvin, a human occupied vehicle (HOV), returns to the ship after a dive.
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Alvin, Gulf of Alaska Seamount Expedition

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These Smithsonian field stations enable scientists worldwide to conduct long-term studies on mangrove ecosystems.
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Location of Smithsonian Field Stations

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Gulf Coast of Florida tidal flats exposed by an early morning low tide.
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Low Tide on the Gulf Coast

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A plesiosaur and a diving bird
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Reptiles and Birds of the Mesozoic

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A diver swims with a camera in a school of fish
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Free Diver with Blue MaoMao and Red Pigfish

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two veterinarians listen to a dolphins heart next to a dock
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Navy Dolphin

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a diagram showing the parts of an ocean wave
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The Anatomy of a Wave

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a large storm wave crashes over a lighthouse at the end of a pier
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Storm Waves Strike

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A map showing different refuge and conservation areas.
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Vaquita Refuge

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Photo of a man holding totoaba a vaquita caught in a net underneath.
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Vaquitas as Bycatch

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A southern African frilled shark
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A Toothy Grin

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Baby shark attached to yolk sac
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A Blind Shark Baby

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