The Percidae are a family of ray-finned fish, part of the order Perciformes, which are found in fresh and brackish waters of the Northern Hemisphere. The majority are Nearctic, but there are also Palearctic species. The family contains more than 200 species in 11 genera. The perches and their relatives are in this family; well-known species include the walleye, sauger, ruffe, and three species of perch. However, small fish known as darters are also a part of this family.
Synanceiinae is a subfamily of venomous ray-finned fishes, waspfishes, which is classified as part of the family Scorpaenidae, the scorpionfishes and their relatives. These fishes are found in the Indo-Pacific oceans. They are primarily marine, though some species are known to live in fresh or brackish waters. The various species of this family are known informally as stonefish, stinger, stingfish and ghouls. Its species are known to have the most potent neurotoxins of all the fish venoms, secreted from glands at the base of their needle-like dorsal fin spines. The vernacular name, stonefish, for some of these fishes derives from their behaviour of camouflaging as rocks. The type species of the family is the reef stonefish.
Congiopodidae, commonly known as pigfishes, horsefishes and racehorses, is a family of ray-finned fish classified with in the order Perciformes. These fishes are native to the Southern Hemisphere.
Trichogaster is a genus of gouramis native to South Asia from Pakistan to Myanmar. It is the only genus in the monotypic subfamily Trichogastrinae as set out in the 5th Edition of Fishes of the World, although that book states that there are two genera, the other being Colisa which is treated as a synonym of Trichogaster by Fishbase and the Catalog of Fishes. Fishbase also places the genus in the Luciocephalinae. Species of this genus are very popular in the aquarium trade.
The sea chubs, also known as rudderfish and pilot fish and in Hawaiian as enenue or nenue, are a family, Kyphosidae, of fishes in the order Perciformes native to the Atlantic, Indian and Pacific Oceans usually close to shore in marine waters.
Drepane is a genus of marine and brackish water ray-finned fishes, known commonly as the sicklefishes. It is the only genus in the monotypic percomorph family Drepaneidae. These fish occur in the Indian and western Pacific Oceans, and in the eastern Atlantic near Africa.
Tincinae is a doubtful subfamily of freshwater ray-finned fish from the family Cyprinidae, it consists of the tench of Eurasia and the east Asian clod minnows.
Phallostethidae, also known as priapium fish, is a family of atheriniform fish native to freshwater and brackish habitats in southeast Asia.
Poeciliinae is a subfamily of killifish from the family Poeciliidae which contains species from the Americas which are collectively known as the livebearers because many, but not all, of the species within the subfamily are ovoviviparous.
Scomberoidinae is a subfamily of ray-finned fish from the family Carangidae which consists of three genera and 10 species. The species in this subfamily have been given the common names leatherjacket and queenfish.
Naucratinae is a subfamily of ray-finned fish from the family Carangidae which consists of five genera and 13 species.
Luciocephalinae is a subfamily of the gourami family Osphronemidae. The members of this subfamily differ from the other groups within the gourami family by having a reduced number of rays supporting the branchiostegal membrane, five rather than six, and in the possession of a median process of the basioccipital which reaches the first vertebra and which has an attachment to the Baudelot's ligament.
Lepominae is a subfamily of freshwater ray-finned fish, one of three subfamilies in the family Centrarchidae, the sunfishes.
Centrarchinae is a subfamily of freshwater ray-finned fish, one of three subfamilies in the family Centrarchidae, the sunfishes.
Romanichthyini is a tribe of freshwater ray-finned fish which is one of two tribes in the subfamily Luciopercinae, which in turn is classified under the family Percidae, the family also includes the perches, pikeperches, ruffes and darters.
Paradicichthyinae is a subfamily of marine ray-finned fishes, one of four subfamilies classified within the family Lutjanidae, the snappers.
Sebastolobini is a tribe of marine ray-finned fishes belonging to the subfamily Sebastinae of the family Scorpaenidae in the order Scorpaeniformes. Many species have the common name thornyhead.
Gymnelinae is a subfamily of marine ray-finned fish belonging to the family Zoarcidae, the eelpouts. Most species are found in the North Pacific Ocean but one genus is cosmopolitan, and another is endemic to the Southern Ocean.
Anoplagoninae is a subfamily of marine ray-finned fishes belonging to the family Agonidae, part of the sculpin superfamily Cottoidea. These fishes are found in the North Pacific Ocean.
Bathyagoninae is a subfamily of marine ray-finned fishes belonging to the family Agonidae, part of the sculpin superfamily Cottoidea. These fishes are found in the Pacific and Atlantic Oceans.
