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Dive 12: Sea Cucmbers Make Everything Better
Video courtesy of the NOAA Office of Ocean Exploration and Research, 2017 Laulima O Ka Moana. Download larger version (mp4, 27.1 MB).

Holothurians, also known as sea cucumbers, play an important role in bottom ocean ecosystems, as they ingest and cycle sediment and nutrients through their systems for other animals on the seafloor. This sea cucumber, which measured about 10 centimeters (four inches) long, was seen while exploring at a depth of 2,325 meters (7,628 feet) on an unnamed seamount in the south central portion of the Johnston Atoll Unit of the Pacific Remote Islands Marine National Monument.

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