Category
page 1Catfish genera

Corydoras
Corydoras is a genus of freshwater ray-finned fish belonging to the family Callichthyidae, commonly referred to as the armoured catfishes, and the subfamily Corydoradinae, the corys. The species usually have more restricted areas of endemism than other callichthyids, but the area of distribution of the entire genus almost equals the area of distribution of the family, except for Panama where Corydoras is not present. Corydoras species are distributed in South America where they can be found from the east of the Andes to the Atlantic coast, from Trinidad to the Río de la Plata drainage in north

Ancistrus
Ancistrus is a genus of nocturnal freshwater fish in the family Loricariidae of order Siluriformes, native to freshwater habitats in South America and Panama. Fish of this genus are common in the aquarium trade where they are known as bushynose or bristlenose catfish. In the aquarium hobby they are often referred to as bushynose or bristlenose plecos instead, but this may lead to confusion as "pleco" usually is used for Hypostomus plecostomus and its allies and is often used as a catchall term for any loricariids remotely resembling that species.

Synodontis
Synodontis is the largest genus of mochokid catfishes. It is the biggest genus within the 10 genera and 190 different species in the family Mochokidae. Synodontis has over 131 different species within the genus. Synodontis are also known as squeakers, due to their ability to make stridulatory sounds through their pectoral fin spines when handled or disturbed. Synodontis make a sound that sounds like squeaking by rubbing their spines together. They do this when they have been frightened or when they become angry. Synodontis may also squeak when they are taken out of the water. These catfish are

Pangasius
Pangasius is a genus of medium-large to very large shark catfishes native to fresh water in South and Southeast Asia. The term "pangasius" is sometimes used to specifically refer to the commercially important basa fish, P. bocourti.

Clarias
Clarias is a genus of catfishes (order Siluriformes) of the family Clariidae, the airbreathing catfishes. The name is derived from the Greek chlaros, which means lively, and is about the ability of the fish to live for a long time out of water.
Silurus
Silurus is a genus of catfishes native to Europe and Asia.

Chaca
genus of catfishes

Heteropneustes
Heteropneustes is a genus of catfishes, the airsac catfishes, native to Asia. This genus is monotypic in the family Heteropneustidae.
Otocinclus
Otocinclus is a genus of catfish in the family Loricariidae native to South America, commonly known as "dwarf suckers" or "otos". This genus, like other loricariids, is characterized by rows of armour plating covering the body, as well as the underslung suckermouth. They are generally small in size; O. tapirape is the smallest of the species (2.4 cm), while O. flexilis is the biggest (5.5 cm). These species have adaptations that allow them to breathe air. A duct forms at the junction between the esophagus and the stomach and expands into an enlarged, ring-like diverticulum, character

Rineloricaria
Rineloricaria is a genus of freshwater ray-finned fishes belonging to the family Loricariidae, the suckermouth armored catfishes, and the subfamily Loricariinae, the mailed catfishes. This genus is one of the most speciose genus of mailed catfishes. The catfishes in this genus are found in rivers southern Central America and northern and central South America. Species from this genus are found in the aquarium trade.

Macrotocinclus affinis
The golden otocinclus (Macrotocinclus affinis, formerly Otocinclus affinis) is one of the smallest known suckermouth catfish, often called a 'dwarf oto'. Endemic to Southeast Brazil, this herbivorous, rheophilic, bottom-feeder only grows to around in length. The close relatives of this small fish are often used for the purpose of controlling algae in small home aquariums, under the name Otocinclus affinis. In reality, they belong to the species O. vittatus, O. vestitus and O. macrospilus and O. huaorani. The real M. affinis is not present in the aquarium hobby.

Arius
genus of fishes

Chaetostoma
Chaetostoma, also known as the bristlemouth catfish, is a genus of suckermouth armored catfishes native to South America with one species, C. fischeri, extending into Panama. Most species inhabit flowing rivers in the lower Andes and its foothills. Some species are kept in unheated aquaria.
Mystus
Mystus is a genus of fish in the family Bagridae native to Asia. Phylogenetic relationships within this genus are poorly understood, though it has been suggested that there are two major lineages.

Pterygoplichthys
Pterygoplichthys, sometimes collectively known as janitor fish, is a genus of South American armored catfishes. These fish are commonly known as sailfin armoured catfish or sailfin plecs, especially in the aquarium trade.
Ictalurus
Ictalurus is a genus of North American freshwater catfishes. It includes the well-known channel catfish (Ictalurus punctatus) and blue catfish (Ictalurus furcatus).
Kryptopterus
thumb|Kryptopterus swimming in captivity.

Pseudoplatystoma
Pseudoplatystoma is a genus of several South American catfish species of the family Pimelodidae. The species are known by a number of different common names. They typically inhabit major rivers where they prefer the main channels and tend to stay at maximum depth, but some species can also be seen in lakes, flooded forests, and other freshwater habitats. They have robust bodies and are important food fish. Recently, their populations have been on the drastic decline due to a variety of factors, including overfishing and habitat destruction due to the construction of hydroelectric dams.
Scoloplacidae
Scoloplax is a genus of freshwater ray-finned fishes, it is the only genus in the monotypic family Scoloplacidae, the spiny dwarf catfishes. The catfishes in this genus are found in South America.
Astroblepus
Astroblepus is a genus of freshwater ray-finned fishes belonging to the family Astroblepidae, the climbing catfishes or naked sucker-mouth catfishes. This genus is the only genus in its family. These catfishes are primarily found in torrential streams in the Andean area. Astroblepus pholeter and A. riberae are troglobites adapted to living in subterranean water systems. These species are typically small, less than . The largest species reaches . These fish have suckermouths like those of loricariids. They have two pairs of barbels, maxillary and nasal. The dorsal fin spine lacks a locking mech
Farlowella
Farlowella is a genus of freshwater ray-finned fishes belonging to the family Loricariidae, the suckermouth armored catfishes, and the subfamily Loricariinae, the mailed catfishes. The catfishes in this genus are found in South America. It is broadly distributed in the Amazon, Orinoco and Paraná rivers as well as coastal rivers of the Guyana Shield, but absent from the Pacific slope of the Andes and from the coastal rivers of the Brazilian Shield. Species of this genus have an extremely slender and elongated body resembling a thin stick of wood. There is a pronounced rostrum and the body is br

Chiloglanis
Chiloglanis is a genus of upside-down catfishes native to Africa. These species have modified lips and barbels that form a suckermouth. They also have a naked (scaleless) body. Sexual dimorphism has been reported in Chiloglanis. The adult males of many of these species have elongate anal and caudal fins. Also, males may have an enlarged humeral process.
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Peckoltia
Peckoltia is a genus of small South American armored suckermouth catfishes. Many of these fish are popular aquarium fish.
Pangasianodon
Pangasianodon is a genus of large to very large shark catfishes native to the Mekong and Chao Phraya Rivers in Southeast Asia and adjacent China.

Glyptothorax
Glyptothorax is a genus of catfishes order Siluriformes of the family Sisoridae. It is the most species-rich and widely distributed genus in the family with new species being discovered on a regular basis. These species are distributed in the Black Sea basin, northern Turkey, south and east to the Yangtze River drainage in China and south throughout Indo-China to Java, Indonesia. They are found in Asia Minor (in the Tigris and Euphrates River drainages) and southwards to Southeast Asia. The genus is very diverse in the Indian subcontinent. Southeast Asian species tend to have restricted distri

Panaque
The genus Panaque contains a small number of small to medium-sized South American suckermouth armoured catfishes that are notable for being among the very few vertebrates that feed extensively on wood. In addition, algae and aufwuchs are an important part of the diet, and they use their rasping teeth to scrape this from rocks. These fish are also popular aquarium fish, where the sound of scraping as these fish forage for food is easily audible.

Plotosus
Plotosus is a genus of eeltail catfishes native to the Indian Ocean, the western Pacific Ocean and New Guinea.
Wallago
Wallago is a genus of catfishes order Siluriformes of the family Siluridae, or sheatfish. They are found in rivers throughout southern and southeastern Asia. The only extant species of this genus is Wallago attu.
Hemibagrus
Hemibagrus is a genus of catfishes (order Siluriformes) of the family Bagridae.

Hypostomus
Hypostomus is a genus of catfish in the family Loricariidae. They are native to tropical and subtropical South America. H. plecostomus is the popular freshwater aquarium fish formerly known as Plecostomus plecostomus. The taxonomic structure of the Loricariidae is still being expanded by scientists. Hypostomus is a highly species-rich and widely distributed catfish genus.
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Typical length is 15cm.

Aspidoras
Aspidoras is a genus of catfishes of the family Callichthyidae from Brazil.
Platydoras
Platydoras is a small genus of thorny catfishes native to freshwater habitats in subtropical and tropical South America.
Malapterurus
Malapterurus (from Ancient Greek μαλακός (malakós) meaning "soft", πτερόν (pterón), meaning "wing", and οὐρά (ourá), meaning "tail") is a genus of catfishes (order Siluriformes) of the electric catfish family (Malapteruridae). It includes 18 species.
Loricaria
Loricaria is a genus of freshwater ray-finned fishes belonging to the family Loricariidae, the suckermouth armored catfishes, and the subfamily Loricariinae, the mailed catfishes. The catfishes in this genus are found in South America.
Hypancistrus
Hypancistrus is a genus of loricariid catfish originating from the Amazon basin in South America. Unlike many of the other loricariids, some Hypancistrus species have carnivorous tendencies and enjoy meat in their diet. Many Hypancistrus species are popular aquarium fish.
Vandellia
genus of fishes
Pimelodus
Pimelodus is a genus of fish in the family Pimelodidae native to Central and South America.

Acanthicus
Acanthicus is a genus of large, South American suckermouth armored catfishes native to the Amazon and Orinoco basins, and possibly in Guyana. The name Acanthicus is derived from the Greek, akanthikos meaning thorny, spiny. Fish of this genus are known as lyre-tail plecos. These species are found in large rivers, primarily in areas with a rocky bottom and a moderate or strong current.

Clariallabes
Clariallabes is a genus of airbreathing catfishes found in Africa.
Schilbe
Schilbe is a genus of schilbid catfishes native to Africa. Some are colloquially called butter catfish, though this may also refer to the Asian genus Ompok of the family Siluridae.

Chrysichthys
Chrysichthys is a genus of claroteid catfishes native to Africa. Two fossil species are known. Chrysichthys macrotis, Van Neer, 1994, is known from the Miocene-Pliocene of the Albertine Rift in Uganda and Chrysichthys mahengeensis, Murray & Budney, 2003, is known from the Eocene of the Mahenge Formation, Tanzania.
Austroglanis
Austroglanis is the only genus in the catfish family Austroglanididae. This family was split off from the Bagridae catfish family. All three species of catfishes in the family Austroglanididae are endemic to southern Africa (South Africa and Namibia), and two species are threatened.

Bathyclarias
Bathyclarias is a genus of airbreathing catfish endemic to Lake Malawi in Africa. Several are components of local commercial fisheries.
Parotocinclus
Parotocinclus is a genus of fish in the family Loricariidae native to South America. This genus is distributed through almost all hydrographic systems in South America from the Guyana Shield drainages and Amazon Shield tributaries to the coastal drainages of eastern and southeastern Brazil, including the rio São Francisco basin. Most species have the caudal peduncle oval in cross section.
Ompok
Ompok is a genus of fishes in the family Siluridae found in lakes and large rivers throughout South and Southeast Asia.
Olyra
genus of fishes

Brachyplatystoma
Brachyplatystoma is a genus of catfish from the family Pimelodidae sometimes collectively termed the goliath catfishes. As this common name indicates, this genus includes some of the largest species of catfish, including the piraíba, B. filamentosum, which reaches up to in length; though the other species (and indeed most individuals of B. filamentosum) don't reach this length. Brachyplatystoma are found in the Amazon and Orinoco basins, and other tropical freshwater and brackish habitats in South America. All species are migratory, which makes them important as food fish across their wid
Horaglanis
Horaglanis is a genus of small airbreathing catfishes that are endemic to Kerala in India. The four known species are all adapted to life underground, lack pigmentation and are blind.

Heterobranchus
Heterobranchus is a genus of airbreathing catfishes native to Africa.
Cranoglanis
Cranoglanis is the only genus of armorhead catfishes.
Dianema
Dianema is a small genus of is a genus of freshwater ray-finned fish belonging to the family Callichthyidae and the subfamily Callichthyinae, the armored catfishes. Dianema was first formally recorded as a genus name in a meeting abtract in 1871 but no formally described species was named until Edward Drinker Cope described the type species, Dianema longibarbis, by monotypy the following year. The genus name is derived from the Greek di, meaning "two", and nema, meaning "filament", an allusion to the two long barbels on the maxilla. The two species of Dianema share approximately the same distr
Encheloclarias
Encheloclarias is a genus of airbreathing catfishes endemic to Southeast Asia.
Scleromystax
Scleromystax is a genus of fish in the family Callichthyidae endemic to small tributaries from several coastal river basins draining the southern and southeastern regions in Brazil. Most of the species of Scleromystax are highly sexually dimorphic; males have developed odontodes inserted in fleshy papillae on the preopercular-opercular region and the dorsal and pectoral fins are 2–3 times as long as those of females. S. salmacis is an exception, as its sexually dimorphic features are subtle and non-remarkable.
Baryancistrus
Baryancistrus is a genus of freshwater Loricariid catfish. They inhabit flowing sections of rivers, especially clearwater, in the basins of the Amazon (notably Trombetas, Tapajós, Xingu and Tocantins) and Orinoco (notably Ventuari) in Brazil and Venezuela. The largest species reach up to in total length.
Callichthys
Callichthys is a genus of freshwater ray-finned fish belonging to the family Callichthyidae and the subfamily Callichthyinae, the armored catfishes. The genus Callichthys is distributed in most freshwater drainages of South America.

Hemiancistrus
Hemiancistrus is a genus of suckermouth armored catfishes. These species are native to South America. The taxonomy of this genus is complex and unclear, and major work has to be done. Many of these fish are popular aquarium fish.

Bagarius
Bagarius () is an Asian genus of catfishes (order Siluriformes) of the family Sisoridae. It includes seven extant species and potentially one extinct fossil species, B. gigas.
Bagrus
Bagrus is a genus of bagrid catfishes. These are relatively large catfish found in freshwater habitats in Africa, except for the virtually unknown B. tucumanus from South America, which likely is a synonym of Luciopimelodus pati.
Agamyxis
Agamyxis is a genus of thorny catfishes.
Tandanus
Tandanus is a genus of eeltail catfishes endemic to Australia.