The Kamchatka grayling[2] (Thymallus mertensii) is a grayling in the salmon family Salmonidae. The fish grows up to 50 cm (20 in). It is found in freshwater habitats of the Russian Far East, including the Kamchatka Peninsula, eastern part of Magadan Oblast and northwards to the southern Chukchi Peninsula.[3][4] [5][6]

Kamchatka grayling
Kamchatka grayling caught by an angler
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Salmoniformes
Family: Salmonidae
Genus: Thymallus
Species:
T. mertensii
Binomial name
Thymallus mertensii
Synonyms

Thymallus arcticus mertensi (Valenciennes, 1848)

Description

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Kamchatka grayling has a typically very long and high back fin, big head and mouth. Its body is covered with large and firmly set scales. The species has monotonous color which gets darker with age.[7]

Grayling can reach 50 cm (20”) of length, 1.5 kg (3.3 lb) of weight, and the age of 18 years. The average size of the fish is 30-42 cm (12-17”) of length and .6 kg (1.3 lb). Kamchatka grayling becomes mature in 5-9 years old. The spawning season is usually from the late June to the mid of September.[8]

See also

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References

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  1. ^ "Reference Summary - IUCN, 2022". fishbase.mnhn.fr. Retrieved 14 November 2023.
  2. ^ Complete mitochondrial genome of the Kamchatka grayling Thymallus mertensii (Salmoniformes, Salmonidae)
  3. ^ "Thymallus mertensii". www.fishbase.se.
  4. ^ Yury Valentinovich Dyldin. A review of the genus Thymallus
  5. ^ Fedorov, V.V., I.A. Chereshnev, M.V. Nazarkin, A.V. Shestakov and V.V. Volobuev (2003) Catalog of marine and freshwater fishes of the northern part of the Sea of Okhotsk, Vladivostok: Dalnauka, 2003. 204 p.
  6. ^ Skopets, M.B.; Prokopev. N.M. Biological peculiarities of the Arctic grayling subspecies from the north east Asia 1 Kamchatka grayling Thymallus arcticus mertensi Voprosy Ichtiologii 30(4): 564-576 1990
  7. ^ McFarland, Jason J.; Wipfli, Mark S.; Whitman, Matthew S. (January 2018). "Trophic pathways supporting Arctic grayling in a small stream on the Arctic Coastal Plain, Alaska". Ecology of Freshwater Fish. 27 (1): 184–197. doi:10.1111/eff.12336. hdl:11122/5752. ISSN 0906-6691. Retrieved 30 November 2023.
  8. ^ Knizhin, I. B.; Kirillov, A. F.; Weiss, S. J. (1 April 2006). "On the diversity and taxonomic status of graylings (Thymallus Thymallidae) from the Lena River". Journal of Ichthyology. 46 (3): 234–246. doi:10.1134/S0032945206030039. ISSN 1555-6425. Retrieved 30 November 2023.
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