The common snowtrout or snowtrout (Schizothorax richardsonii), also known as "Asala", or "Asela" by the locals, is a species belong to the class of ray-finned fishes, family Cyprinidae, order Cypriniformes in the genus Schizothorax. The genus name Schizothorax is derived from Greek word, "schizein" meaning to divide, and "thorax" which means breast.
Common snowtrout is commonly found in the Himalayan region of India, Bhutan, Nepal, Pakistan, and Afghanistan. This species is adapted to fast-flowing, cold-water streams of Himalayan rivers. This species can be found in mountain rivers dwelling among rocks, feeding on algae, aquatic plants and detritus. They usually breed in April and May.
Common snowtrout has great commercial and cultural values to the local communities. They are much sought after as a consumption fish.[2] However, their population is threatened by a number of factors including overfishing, pollution, the damming of rivers and the introduction of exotic fish, particularly salmonids and the population is declining.[1]
Common snow trout from Mahakali River along India-Nepal border
^ abVishwanath, W. (2010). "Schizothorax richardsonii". IUCN Red List of Threatened Species. 2010: e.T166525A174786567. doi:10.2305/IUCN.UK.2010-4.RLTS.T166525A174786567.en. Retrieved 12 November 2021.
^ abFroese, Rainer; Pauly, Daniel (eds.) (2006). "Schizothorax richardsonii" in FishBase. April 2006 version.
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