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Inside the remotely operated vehicle (ROV) Jason.
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Views from the ROV Jason

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This photograph of Gerardia sp. was taken at the Cross Seamount in the Pacific Ocean at a depth of 400 m (1,312 feet).
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Gold Coral Close-up

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Shown here are several deep-sea coral species: From left to right are an unidentified purple octocoral, a small gold acanthorgorgiid octocoral, and a large colony of pink Corallium secundum
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Diverse Deep-Sea Corals

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Dr. J. Murray Roberts photographed these living polyps from the Mingulay Reef Complex off Scotland in aquaria in 2010.
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Lophelia Pertusa Coral Polyps

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Searching for useful chemicals, ocean scientists grow bacteria associated with deep-sea coral on nutrient agar.
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Growing Bacteria from Corals

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This bubblegum coral has a fanlike shape. It is growing 1,310 m (4,298 ft) deep on the Davidson Seamount.
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Bubblegum Coral

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Red coral necklaces in a display window. Harvesting deep-sea coral to produce jewelry like this threatens these ecosystems.
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Coral for Sale

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Black coral, primnoid coral, and feather stars flourish deep on the pristine Davidson Seamount.
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Diverse Deep-Sea Coral Community

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Scientists recently discovered the Christmas tree coral (Antipathes dendrochristos) off the southern California coast.
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New Christmas Tree Coral

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The robotic arm of the Jason, a Remotely Operated Vehicle (ROV), collects several stalks of black coral from the seafloor.
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ROV Collects Black Corals

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Lights attached to this deep-sea camera system enable scientists to capture detailed images of deep-sea corals in otherwise dark water.
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Deep-Sea Camera

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The Hawaii Undersea Research Laboratory’s Pisces V submersible is lowered for a dive to study deep-sea corals.
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Submersible Launch

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