Holothurians, or sea cucumbers, like this one find their food on the seafloor, but are often seen swimming in the water column between feeding sessions.
Sea Cucumber
Image courtesy of NOAA Office of Ocean Exploration and Research, Hohonu Moana 2016.
Holothurians, or sea cucumbers, like this one find their food on the seafloor, but are often seen swimming in the water column between feeding sessions. Download larger version.
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