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Anemone shrimp in Puerto Galera, Philippines.
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Anemone Shrimp

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A rendering of an ocean scene as it may have looked 65 million years ago, when an astroid fell to Earth and triggered a mass extinction event.
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Cretaceous-Paleogene Boundary (65 Million Years Ago)

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Male fiddler crabs, like this one collected on Moorea, wave their enlarged claw as way of signaling to other crabs, especially during mating season.
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Fiddler Crab

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Illustration of the Paleozoic shallow water habitat.
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A Mississippian Marine Habitat (359 - 318 Million Years Ago)

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A rendering of an underwater marine scene depicting life ~145-65 million years ago, when rudist clams were the major reef builders.
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Carbonate Reef (Cretaceous Period: 145 - 65 Million Years Ago)

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The Bay of Fundy in Nova Scotia, Canada has the highest tidal range. The tides range from 3.5m (11ft) to 16m (53ft) and cause erosion to the landscape, creating massive cliffs.
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Bay of Fundy

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A Smithsonian specimen helped identify a new family of deep sea squid with long spindly legs.
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Bigfin Squid

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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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Scientists discovered this 1.5-m (5-ft) tall yellow bamboo coral in 2007 off the coast of Hawaii in 1,459 m (4,787 ft) of water.
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New Bamboo Coral Discovery

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A rendering of an underwater marine scene depicting life ~145-65 million years ago, when rudist clams were the major reef builders.
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Long Before Coral, Mollusks Built the Ocean's Reefs

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a map of North America with the swirling tides
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Visualizing Currents

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A close-up image of deep-sea fish Argyropelecus aculeatus
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15 Creatures in the Gulf of Mexico that are Stranger Than Fiction

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