In David Attenborough’s documentary episode “Life that Glows”, several different organisms that utilize bioluminescence are featured, and these organisms use bioluminescence to improve fitness in terms of attracting mates or prey. Splitfin flashlightfish (Anomalops katoptron) are a nocturnal deep-sea fish specifically discussed in this documentary. These fish use torch-like organs under their eyes to identify... Continue Reading →
The Unusual Life of the Glowing Deep Sea Fisherman
Anglerfish shine a light in perpetual darkness, but beware: Not all lights lead to safety. Anglerfish use bioluminescence to attract prey in the deep ocean. In The Blue Planet, a deep sea angler fish swims rapidly with its angler waving back and forth in constant motion. Anglerfish obtained their name from using their lures in... Continue Reading →
The Light Show of the Deep Sea
At the deepest depths of the ocean, where sunlight can no longer penetrate, there is a complex ecosystem of organisms functioning in complete darkness. The creatures of the deep sea have evolved impressive ways of dealing with the darkness that engulfs them, and one method in particular, bioluminescence, is present at remarkably high frequencies. This... Continue Reading →