Gempylidae
noun
Usually found in very deep waters. Distribution: tropical and subtropical seas. Body elongate; compressed. Exposed maxilla. Usually with isolated finlets after anal and dorsal fins. Pectoral fin inserted low on body. Pelvic fins lacking or very small. Caudal fin present. The family Gempylidae belongs to the Class Actinopterygii (ray-finned fishes) and the Order Perciformes. It contains 16 genera and 23 species. It may be found in Marine environments and is primarily Marine. Members of this family are not used in the aquarium trade. Reproductively, most members of this family are nonguarders. The main mode of swimming of adult fish in this family is subcarangiform. Compared with other fish, the activity level of this family tends to be normal. Members of this family have been dated back to the Eocene epoch of the Tertiary period. Etymology of this family name: Greek, gempylos = a kind of fish