July 22, 2020: Sea Cucumber
Image courtesy of NOAA Office of Ocean Exploration and Research, Hohonu Moana 2016. Download larger version (jpg, 392 KB).
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.
More on sea cucumbers: Bentho-pelagic Holothuroids: Masters of Buoyancy.