Jelly
Video courtesy of the NOAA Office of Ocean Exploration and Research, 2015 Hohonu Moana. Download (mp4, 11.8 MB)

This Narcomedusa jelly, seen swimming just above the seafloor onĀ August 8, prompted an interesting discussion among the science team on how the jelly might eat given that it only has four tentacles (which is fewer than other jellies that use tentacles to capture prey).