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A submersible’s robotic arm collects gold coral in the Hawaiian Islands. Similar specimens have been dated at more than 2,700 years old.
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Collecting Gold Coral from the Deep Sea

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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 Autonomous Underwater Vehicle (AUV) SeaBed is about to be deployed.
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Autonomous Underwater Vehicle

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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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This computer screen image shows views of each sonar beam and the path being mapped by the ship.
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Multibeam Sonar Screen

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A robotic arm on the Johnson-Sea-Link submersible retrieves Galatheid crabs for research. In the background is a species of the deep-sea coral Lophelia.
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Collecting Deep-Sea Crabs

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A whale shark swimming in the water.
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Tagging Along With Whale Sharks

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The Arctic is one of the most undiscovered areas of the world.
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Launching an ROV

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Scientist Kevin Raskoff processes samples of DNA
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Building a Database

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A "dumbo" octopus is captured by an ROV.
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Capturing a Deep-Sea Octopod

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Remotely operated vehicles, ROVs, aid in deep-sea ocean exploration
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Diving Deeper

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