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And in Edgewater, Maryland, scientists at the Smithsonian Environmental Research Center examine the influences of climate change, excess nutrients, and surrounding habitats on mangroves
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Smithsonian Environmental Research Center

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An illustration of the megalodon shark.
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Ancient Giant Megatooth Shark

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A fringe of tentacles surrounds the bell of this jellyfish (Halicreas minimum).
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Midwater Jellyfish

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The long barbel on the chin of this dragonfish has a glowing tip that may attract prey.
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Scaly Dragonfish

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The black sea nettle jellyfish can grow to twenty-five feet long.
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The Black Sea Nettle

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Unlike the other six species of marine turtle, the Australian flatback (Natator depressus) has a very limited distribution, found only from northern Australia to Papua New Guinea/Indonesia and it only breeds in Australia. Flatback turtles tend to spend mos
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Flatback Sea Turtle

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These corals are dead—smothered in sediments and overgrown with algae.
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Dead Coral Overgrown with Algae

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“Once in a while, manta rays appear in great numbers in a small bay in the Baa Atoll. The concentration of plankton must be very high in this particular bay, because up to 200 manta rays have been seen here at one time. It can be difficult to capture a n
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Manta Rays, Baa Atoll, Hanifaru Bay, Maldives

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A comparison of an undisturbed Oculina coral reef and one that has been devastated by trawling.
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Undisturbed vs. Trawled Reef

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pancakes of ice cover the ocean
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Winter Under the Waves

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Fossil mosasaur skull and partial skeleton sitting in what looks like the dirt it was excavated from.
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Fossil Mosasaur Skull

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thin, green stalks of a succulent plant grow up
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Sea Beans

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