Operation Deep Scope 2005: Eye-in-the-Sea Bioluminescence

The deep-sea schyphozoan jellyfish, Atolla wyvillei, as seen from the Johnson Sea Link submersible with the lights on and then in the laboratory, after capture, with the lights off, exhibiting a burglar alarm display. Video courtesy of Operation Deep Scope 2005 Exploration, Edith A. Widder, NOAA-OE. Source: