Close-up of a pinkish-purple sea cucumber with elongated appendages on a sandy seabed.
Sea Cucumber
Image courtesy of NOAA Ocean Exploration, 2025 Beyond the Blue. Download larger version (jpg, 833 KB).
A close look at a sea cucumber (genus Oneirophanta) seen resting on the seafloor at a depth of 2,351 meters (7,713 feet) during the fourteenth dive of the Papahānaumokuākea ROV and Mapping expedition.