A flashlight fish from the genus Anomalops, which has pockets under its eyes that are filled with bioluminescent bacteria.
Flashlight fish photophore
Glowing light organ
Gonostoma is a genus of bristlemouth, the most abundant vertebrates on Earth. Bristlemouths have light organs on their bellies, which break up the silhouette of the fish’s body to predators below and serves as a sort of camouflage.
Collecting bioluminescent fish
A lanternfish from the genus Diaphus, which has photophores — light-producing structures — on its head, side, and belly.