Salvelinus tolmachoffi | |
---|---|
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Salmoniformes |
Family: | Salmonidae |
Genus: | Salvelinus |
Species: | S. tolmachoffi |
Binomial name | |
Salvelinus tolmachoffi L.S. Berg, 192 | |
Salvelinus tolmachoffi, also known as Yessey lake charr, is a freshwater species of fish in the salmon family. It is endemic to Lake Yessey of the Khatanga river basin of the arctic Russia. [2] In 2007, the fish was listed as endangered by IUCN due to over-fishing and poor management of the water body. [3]
Yessey lake charr can grow to a recorded maximum length of 37.0 cm (14.6 inches). [4] The fish lives at or near the bottom of the lake.
The head and back of the fish are blue-black, while the sides of the body are dark-gray with a golden tint and the belly is pale yellow. There are numerous red spots on the sides of the body. [5] [6] The species feed on gammarus, copepods, chironomid larvae, and fish. [7]
Yessey lake charr spawn in autumn, from the second half of October to December, in coastal areas with depths of 2.5 - 4 m. [8]
Thymallus or graylings is a genus of freshwater salmonid ray-finned fish and the only genus within the subfamily Thymallinae. Although all Thymallus species can be generically called graylings, without specific qualification the term "grayling" typically refers to the type species Thymallus thymallus, the European grayling.
The Arctic char or Arctic charr is a cold-water fish in the family Salmonidae, native to alpine lakes, as well as Arctic and subarctic coastal waters in the Holarctic.
Salvelinus is a genus of salmonid fish often called char or charr; some species are called "trout". Salvelinus is a member of the subfamily Salmoninae within the family Salmonidae. The genus has a northern circumpolar distribution, and most of its members are typically cold-water fish that primarily inhabit fresh waters. Many species also migrate to the sea.
The longnose sucker is a species of cypriniform freshwater fish in the family Catostomidae. It is native to North America from the northern United States to the top of the continent. It is also found in Russia in rivers of eastern Siberia, and this one of only two species of sucker native to Asia.
Lake Yessey is a large freshwater arctic lake in Evenkiysky District, Krasnoyarsk Krai, north-central part of Russia.
Salvethymus svetovidovi, also called the long-finned charr, is a species of salmonid fish. It is endemic to Elgygytgyn Lake in Chukotka, Far East of Russia, together with another species, the small-mouth char Salvelinus elgyticus. A third char species in the same lake is Salvelinusboganidae, the Boganid char.
Salvelinus inframundus, also known as Orkney charr is a cold-water fish in the family Salmonidae which is endemic to Scotland.
Salvelinus killinensis, also known as Haddy charr is a variety of charr found in certain lakes in Scotland.
Salvelinus umbla, also known as lake char, is a species of char found in certain lakes of the region of the Alps in Europe.
Salvelinus colii, also called Cole's char, Enniskillen char or Trevelyan's char, is a cold-water species of char fish in the family Salmonidae.
The Coomsaharn char is a species of lacustrine char fish in the family Salmonidae.
Salvelinus obtusus, commonly called the blunt-nosed Irish charr or blunt-snouted Irish char, is a species of lacustrine char fish in the family Salmonidae, found in the Lakes of Killarney, Ireland.
The Sommen charr is a population or subspecies of Arctic charr found in Lake Sommen. It is one of twenty-two species of fish found in the lake.
Salvelinus andriashevi, also called the Chukot char, is a species of bony fish in the family Salmonidae. It is found only in lake Istikhed, SE Chukchi Peninsula, Chukotka Autonomous Okrug, Russian Federation. The fish grows up to 29.9 cm (11.8 in).
Salvelinus lonsdalii, also known as Haweswater char or Lonsdale char, is a species of freshwater fish in the salmon family. It is endemic to the Haweswater Reservoir in England and was listed as critically endangered by IUCN in 2008.
Salvelinus perisii, also known as Torgoch charr, is a freshwater species of fish of the genus Salvelinus found in several lakes such as Llyn Peris, Llyn Padarn and Llyn Cwellyn in Gwynedd County of Wales. The species are listed as vulnerable by IUCN.
Salvelinus alpinus erythrinus, also known as Baikal charr or davatchan, is a subspecies of freshwater fish in the salmon family. It is endemic to the mountains north of Lake Baikal in the Russian Far East. The fish is edible and it is reported that the population of the species shrunk rapidly over the recent years due to over-fishing.
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. The species is used to produce yellow coloured cavier.
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.
Salvelinus struanensis, commonly known as Scottish char, is a species of freshwater fish in the salmon family. It is found in the Loch Rannoch and Loch Ericht in Scotland, United Kingdom.