Salvelinus czerskii explained

Salvelinus czerskii, also known as Cherskii's char, is a freshwater species of fish of the genus salvelinus found in the Indigirka and Chukochya river basins in Arctic Russia.[1] [2]

Description

The Cherskii's char can grow to a recorded maximum length of 75 cm (29.5 inches).[3] The species is benthopelagic, residing at or near the bottom of the river. The species breed between August and September, laying eggs on muddy ground and shallow shores.[4]

The fish has low caudal stalk and strongly notched caudal fin. There are few light or pinkish spots on both sides mainly located along the lateral line.[5] During the breeding season, the spots on the sides turn red, and the throat and lower jaw turn yellow. The paired and anal fins are bright red, and their outer rays are white.[6]

Notes and References

  1. Web site: AKIRA . GOTO . Diversity and conservation of the northern Far East Asian freshwater fishes, with a case study on freshwater sculpins . Graduate School of Fisheries Sciences, Hokkaido University . 14 December 2023.
  2. Datsky . A. V. . Fish fauna of the Chukchi Sea and perspectives of its commercial use . Journal of Ichthyology . March 2015 . 55 . 2 . 185–209 . 10.1134/S0032945215020022 . 15 December 2023.
  3. Dyldin . Yury V. . Hanel . Lubomir . Fricke . Ronald . Orlov . Alexei M. . Romanov . Vladimir I. . Plesnik . Jan . Interesova . Elena A. . Vorobiev . Danil S. . Kochetkova . Maria O. . Fish diversity in freshwater and brackish water ecosystems of Russia and adjacent waters . Publications of the Seto Marine Biological Laboratory . 2020 . 45 . 47–116 . 10.5134/251251 . 14 December 2023 . 0037-2870. free .
  4. Balakirev . Evgeniy S . Saveliev . Pavel A . Ayala . Francisco J . Complete Mitochondrial Genomes of the Cherskii's Sculpin Cottus czerskii and Siberian Taimen Hucho taimen Reveal GenBank Entry Errors: Incorrect Species Identification and Recombinant Mitochondrial Genome . Evolutionary Bioinformatics Online . 24 August 2017 . 13 . 1176934317726783 . 10.1177/1176934317726783 . 1176-9343. free . 28890653 . 5574479 .
  5. LEIS . ERIC . TRAN . KIM CHI . LUMME . D JAAKKO . Global Phylogeography of Salmonid Ectoparasites of the Genus Gyrodactylus, with an Emphasis on the Origin of the Circumpolar Gyrodactylus salmonis (Platyhelminthes: Monogenea) . Comparative Parasitology . 2021 . 88 . 1 . 130–143 . 10.1654/1525-2647-88.1.130 . 14 December 2023.
  6. Web site: Behnke . Robert . A systematic analysis of the genus Savelinus . Montana State University . 14 December 2023.