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A juvenile lionfish during a night dive in Roatan, Honduras.
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Invading the Atlantic

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Scientists use satellite images of the ocean to estimate chlorophyll concentrations in the water. You can see the yellow swirls of phytoplankton concentrated at the sea surface in this image.
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Satellite Image of Chlorophyll Concentration

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A white nudibranch with orange-colored tips.
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A Fiery Nudibranch

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Two ARMS sit on the ocean floor.
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Picture of ARMS in Papua New Guinea

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Photo of three sea creatures involved in a scientific mystery
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Three Mystery Fish

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Two young visitors look into the coral reef aquarium at the Smithsonian's Sant Ocean Hall
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Young Visitors to the Sant Ocean Hall

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This piece of pocillopora, or cauliflower coral, would normally have a rigid outer skeleton, but researchers dissolved it to expose the coral’s tissue and take a sample for DNA analysis.
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Cauliflower Coral - Pocillopora

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Dr. Erica Miller, of the Louisiana State Wildlife Response Team, cleanses an oil-covered pelican in Plaquemines Parish, LA.
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Cleaning an Oiled Pelican in Louisiana

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Headshot of Jill Johnson sitting in her office.
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Podcast: Exhibit Developer Jill Johnson

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a white power cord unplugged on a brown table
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Flip the Switch

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A frame-by-frame view of a Great White Shark breach- frame 4.
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Breaching Sequence 4

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Despite the cold and dark environment, soft-bodied animals like anemones abound under the ice in the Antarctic.
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Anemone in Cold Antarctic Water

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