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Photograph of a red "jellyfish" with many fine tentacles surrounding the bell and floating against a black background.
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Red Jellyfish

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a fossilized ancient sea creature
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Wiwaxia

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A Longspine seahorse off the coast of South Africa.
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Longspine Seahorse

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Small red hyperiid.
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Lanceola

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Superheated magma slowly leaks from a crack in the seafloor.
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Superheated Magma Underwater

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A close-up photo of dead man's fingers (Alcyonium digitatum), living in the Baltic Sea.
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Dead Man’s Fingers

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A right whale breaches, lifting its huge body out of the water.
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North Atlantic Right Whale Breaching

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The Autonomous Reef Monitoring Structure was developed to help scientists study coral reef diversity and have now been adopted broadly to study diversity around the world.
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A Better Way to Measure Marine Life

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Corolla moves through the water by flapping a wing plate nearly twice the size of its gelatinous shell, giving it the nickname “sea butterfly”.
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Sea Butterfly

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Sea squire illustrations from Ernst Haeckel.
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Sea Squirts

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a thick multicolored oil sheen on the water inside a boat marina
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Oil on the Water

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"The ocean is essential to all."
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'Ocean' in Korean Calligraphy

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