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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.
Siluriformes, or catfish, are a diverse order of fish distinguished by prominent barbels, which give the image of cat-like whiskers. In Swedish waters, the only species of this order is the wels catfish (Siluris glanis). This very large freshwater fish is common over much of continental Europe, and was once well known in Sweden.
Parthenogenesis is a form of asexual reproduction in which growth and development of embryos occur without fertilization. In animals, parthenogenesis means development of an embryo from an unfertilized egg cell. The first all-female (unisexual) reproduction in vertebrates was described in the Amazon molly in 1932. [33]
Italian fisherman Dino Ferrari caught a 280-lb. Wels Catfish Thursday in Italy's Po Delta river, setting a new record. The U.K. Mirror reported that the catch is the world's largest wels catfish ...
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Siluridae is the nominate family of catfishes in the order Siluriformes. About 105 living species of silurids are placed in 12 [1] or 14 [3] genera.. Although silurids occur across much of Europe and Asia, they are most diverse in Southeast Asia, beyond which their diversity decreases in temperate East Asia, the Indian subcontinent, Southwest Asia, and Europe.
Wels Catfish - Europäischer Wels / Mal / Silure glane / Siluro (Silurus glanis) 113.5 kg: 250 lb 3 oz: Roberto Godi: 5 Feb 2010: River Po, Mantua, Lombardy Italy [54] 112 kg: 246 lb 14 oz: Christophe Dubreuil France: September 2009: River Ebro, Mequinenza, Province of Zaragoza Spain [55] 110 kg: 242 lb 5 oz: Jakub Vagner Germany: 5 February ...
Silurus asotus — Amur catfish; Silurus glanis — Wels catfish; Silurus soldatovi — Soldatov's catfish; Bagridae (Naked catfishes, bagrid catfishes) Leiocassis.