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Catfish (or catfishes; order Siluriformes / s ɪ ˈ lj ʊər ɪ f ɔːr m iː z / or Nematognathi) are a diverse group of ray-finned fish.Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, the Mekong giant catfish from Southeast Asia, the wels catfish of Eurasia, and the piraíba of South America, to ...
Illustration of a Mekong giant catfish at a Buddhist temple in Chiang Khong.. The Mekong giant catfish (Pangasianodon gigas; Thai: ปลาบึก, RTGS: pla buek, pronounced [plāː bɯ̀k]; Khmer: ត្រីរាជ /trəy riec/; Vietnamese: cá tra dầu), is a large, threatened species of catfish (order Siluriformes) in the shark catfish family (Pangasiidae), native to the Mekong ...
Asterophysus batrachus. Kner, 1858. Asterophysus batrachus, the gulper catfish or ogre catfish, is a species of catfish ( order Siluriformes) of the family Auchenipteridae. It is native to the Rio Negro and Orinoco basins in Brazil, Colombia and Venezuela, [ 1][ 2] where mostly found in slow-moving waters with many submerged structures. [ 3]
The hardhead catfish ( Ariopsis felis) is a species of sea catfish from the northwest Atlantic and Gulf of Mexico, and similar to the gafftopsail catfish ( Bagre marinus ). It is one of four species in the genus Ariopsis. [ 3] The common name, hardhead catfish, is derived from the presence of a hard, bony plate extending rearward toward the ...
The head of Heterobranchus bidorsalis is shaped like an oval and has a rectangular dorsum. The snout is round and the eyes are lateral. The frontal fontanelle is long and narrow while the occipital fontanelle is relatively long and is shaped like an oval. The postorbital bones are completely united. The suprabranchial organ is well developed.
Pimelodus yarrelli Sykes, 1839. The Goonch Catfish, also known as the giant devil catfish or Bagarius yarrelli, is a very large species of catfish in the genus Bagarius found in rivers in the Indian subcontinent. The species reaches up to 2 m (6.6 ft) in length. [ 2] It may be synonymous with B. bagarius.
Megalechis thoracata ( black marble hoplo, spotted hoplo [1]) is a species of catfish of the family Callichthyidae. M. thoracata is found east of the Andes in the Amazon, Orinoco, and upper Paraguay River basins, as well as in the coastal rivers of the Guianas and northern Brazil. Recent introductions were recorded in the upper Paraná River ...
Brachyplatystoma rousseauxii. Brachyplatystoma rousseauxii, the gilded catfish or dourada, is a species of catfish of the family Pimelodidae that is native to Amazon and Orinoco River basins and major rivers of French Guiana. [2] [3] [4] Named in honor of Louis Rousseau (1811-1874), assistant naturalist, Muséum d’histoire naturelle in Paris.