Sloane’s Viperfish (Chauliodus sloani) from the Gulf of Mexico.
Sloane’s Viperfish, Chauliodus sloani, is a deep water, mesopelagic predator. It has photophores on its face and body that produce light, bioluminescence. It also has photophores on its mouth. This species is known to migrate to shallower waters at night. This individual was captured in a trawl at 1000 meters depth in the Gulf of Mexico, 2010.
Sloane’s viperfish, Chauliodus sloani, is a predatory, mesopelagic dragonfish found in deep-pelagic waters across the world. Its size can range from 22 mm to 220 mm, and it is an iridescent silver-blue color. It has two rows of photophores, one on each side of the ventral part of its body.