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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 ...
Distribution & habitat. An adult channel catfish. Channel catfish are native to the Nearctic realm and are widely distributed in southern Canada, the eastern and northern United States, and parts of northern Mexico. They have also been introduced into some waters of the Czech Republic and Romania, as well as parts of Malaysia and Indonesia. [8]
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. [5]
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 dorsal fin from a line between the catfish's eyes. [ 4 ] It is an elongated marine catfish that reaches up to 28 in (70 cm) in length and 12 lb (5.5 kg) in weight. [ 5 ]
Amiurus pondersosus Bean, 1880[3] The blue catfish (Ictalurus furcatus) is a large species of North American catfish, reaching a length of 65 in (170 cm) and a weight of 143 lb (65 kg). [4] The continent ’s largest catfish, it can live to 20 years, with a typical fish being between 25–46 in (64–117 cm) and 30–70 lb (14–32 kg).
The flathead catfish grows to a length of 155 cm (61 in) [8] and may weigh up to 55.79 kg (123.0 lb), [9] making it the second-largest North American catfish (after the blue catfish, Ictalurus furcatus). [9] More commonly, adult length is about 15–45 inches (38–114 cm). [6] Its maximum recorded lifespan is 28 years. [10]
Walking catfish. The walking catfish (Clarias batrachus) is a species of freshwater airbreathing catfish native to Southeast Asia. It is named for its ability to "walk" and wiggle across dry land, to find food or suitable environments. While it does not truly walk as most bipeds or quadrupeds do, it can use its pectoral fins to keep it upright ...
Electric catfish or Malapteruridae is a family of catfishes (order Siluriformes). This family includes two genera , Malapterurus and Paradoxoglanis , with 21 species . [ 1 ] Several species of this family have the ability to generate electricity , delivering a shock of up to 350 volts from its electric organ . [ 2 ]