Sea Cucumber
Video courtesy of the NOAA Office of Ocean Exploration and Research, 2015 Hohonu Moana. Download (mp4, 12.6 MB)

On August 5, 2015, while exploring a crater near Maro Reef at a depth of ~2,800 meters (1.75 miles), scientists found this unusual-looking sea cucumber that may be in a genus not previously recorded in Hawaiian waters.