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The channel catfish (Ictalurus punctatus), known informally as the "channel cat", is North America's most abundant catfish species. It is the official fish of Kansas, Missouri, Nebraska and Tennessee. The channel catfish is the most fished species of catfish in the United States, with around 8 million anglers angeling them per year
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 ...
The walking catfish has an elongated body shape and reaches almost 0.5 m (1.6 ft) in length and 1.2 kg (2.6 lb) in weight. [3] Often covered laterally in small white spots, the body is mainly coloured a gray or grayish brown. [5] This catfish has long-based dorsal and anal fins, [5] as well as several pairs of sensory barbels.
Younger hardhead catfish tend to eat small crustaceans, like amphipods, shrimp, blue crabs, mollusks, and annelids. [10] Juveniles that are still under the protection of the male mouthbrooder feed predominately on planktonic crustaceans close by to the mouth of the parent. [8] The adults primarily consume larger fish. [10]
Fish over about 100 mm also eat small fish while adults include shrimps, crayfish in the warmer months and midge larvae in winter. In addition, they eat mollusks and dragonfly, caddis and mayfly larvae. [7] The eel-tailed catfish is host for a number of intestinal parasites including cestodes and nematodes. [8]
On average each female flathead lays a clutch of roughly 100,000 eggs. The role of the male catfish in fanning the clutch is to provide oxygen to the eggs through the use of his fins. The spawning of these catfish occurs when the temperature reaches roughly 66 to 75 °F (19 to 24 °C) and the flow of the stream or river becomes steady.
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The wels catfish (/ ˈ w ɛ l s / or / ˈ v ɛ l s /; Silurus glanis), also called sheatfish or just wels, [2] is a large species of catfish native to wide areas of central, southern, and eastern Europe, in the basins of the Baltic, Black and Caspian Seas.