Black snake mackerel
The black snake mackerel is a species of snake mackerel found worldwide in both tropical and temperate waters where they are found at depths of from making diel vertical migrations from mesopelagic depths to the surface at night. It can reach a length of SL though most do not exceed SL. It is important to local peoples as a food fish. This species is currently the only known member of its genus, Nealotus. That genus is therefore said to be monotypic.