Salvelinus drjagini explained

Salvelinus drjagini, also known as Dryanin's charr, is a species of freshwater fish in the salmon family. It is found in the lakes and rivers of the Taimyr Peninsula in arctic Russia.^[1] The species is used to produce yellow coloured cavier.^[2]

Description

Dryanin's charr can reach a recorded maximum length of 90.0 cm (35.4 inches) and up to 8.3 kg (18.3 lbs).^[3]

The body of Dryagin's charr is covered with a few large (about 1 cm) light orange spots of usually irregular shape.^[4] The belly and underside of the head are white or light yellow. The pelvic and anal fins are reddish-brown. During the spawning season, the body colour of the fish becomes brighter.^[5]

Notes and References

1. Zadelenov . V.A. . Chetvertakova . E.V. . Alekseeva . E.A. . Timoshkina . O.A. . Logacheva . O.A. . Dryagin's Char Salvelinus drjagini Logaschev Sobachie Lake (Putorana Plateau) . Rybovodstvo i Rybnoe Hozjajstvo (Fish Breeding and Fisheries) . 11 October 2022 . 10 . 661–672 . 10.33920/sel-09-2210-02 . 253199387 . 11 December 2023 . en.
2. News: Arctic Russia - Taymyr: The Peninsula of the Northern Winds . 11 December 2023 . arctic-russia.ru . ru.
3. Gladyshev . Michail I. . Makhrov . Alexander A. . Baydarov . Ilia V. . Safonova . Stanislava S. . Golod . Viktor M. . Alekseyev . Sergey S. . Glushchenko . Larisa A. . Rudchenko . Anastasia E. . Karpov . Vladimir A. . Sushchik . Nadezhda N. . Fatty Acid Composition and Contents of Fish of Genus Salvelinus from Natural Ecosystems and Aquaculture . Biomolecules . January 2022 . 12 . 1 . 144 . 10.3390/biom12010144 . 35053292 . 8774181 . en . 2218-273X . free .
4. Zadelenov . V.A. . Chetvertakova . E.V. . Alekseeva . E.A. . Timoshkina . O.A. . Logacheva . O.A. . Dryagin's Char Salvelinus drjagini Logaschev Sobachie Lake (Putorana Plateau) . Rybovodstvo i Rybnoe Hozjajstvo (Fish Breeding and Fisheries) . 11 October 2022 . 10 . 661–672 . 10.33920/sel-09-2210-02 . 253199387 . 11 December 2023.
5. Dyldin . Yu. V. . Orlov . A. M. . Hanel . L. . Romanov . V. I. . Fricke . R. . Vasil’eva . E. D. . Ichthyofauna of the Fresh and Brackish Waters of Russia and Adjacent Areas: Annotated List with Taxonomic Comments. 2. Order Cypriniformes, Suborders Catostomoidei, Cobitoidei and Cyprinoidei . Journal of Ichthyology . August 2023 . 63 . 4 . 636–686 . 10.1134/S0032945223040045 . 259387083 . 11 December 2023.