''Salvelinus curilus'' is a species of
anadromous
Fish migration is mass relocation by fish from one area or body of water to another. Many types of fish migrate on a regular basis, on time scales ranging from daily to annually or longer, and over distances ranging from a few metres to thousan ...
fish
Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% ...
in the
salmon
Salmon () is the common name
In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of ...
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
. It inhabits the waters of
Russian Far East
The Russian Far East (russian: Дальний Восток России, r=Dal'niy Vostok Rossii, p=ˈdalʲnʲɪj vɐˈstok rɐˈsʲiɪ) is a region in Northeast Asia. It is the easternmost part of Russia and the Asian continent; and is admin ...
in the
Kurile Islands
The Kuril Islands or Kurile Islands (; rus, Кури́льские острова́, r=Kuril'skiye ostrova, p=kʊˈrʲilʲskʲɪjə ɐstrɐˈva; Japanese: or ) are a volcanic archipelago currently administered as part of Sakhalin Oblast in the ...
,
Sakhalin
Sakhalin ( rus, Сахали́н, r=Sakhalín, p=səxɐˈlʲin; ja, 樺太 ''Karafuto''; zh, c=, p=Kùyèdǎo, s=库页岛, t=庫頁島; Manchu: ᠰᠠᡥᠠᠯᡳᠶᠠᠨ, ''Sahaliyan''; Orok: Бугата на̄, ''Bugata nā''; Nivkh: ...
,
Primorye
Primorsky Krai (russian: Приморский край, r=Primorsky kray, p=prʲɪˈmorskʲɪj kraj), informally known as Primorye (, ), is a federal subject (a krai) of Russia, located in the Far East region of the country and is a part of the ...
and also
Korea
Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th parallel, with North Korea (Democratic People's Republic of Korea) comprising its northern half and South Korea (Republi ...
and
Japan. It has mostly been considered a
subspecies of the
Dolly Varden trout
The Dolly Varden trout (''Salvelinus malma'') is a species of salmonid fish native to cold-water tributaries of the Pacific Ocean in Asia and North America. It belongs to the genus ''Salvelinus'', or true chars, which includes 51 recognized spe ...
''Salvelinus malma'', with the name ''Salvelinus malma krascheninnikova'', and referred to as the southern Dolly Varden or Asian southern form Dolly Varden trout.
This species has a
mitochondrial DNA lineage clearly distinct from that of the northern Dolly Varden ''S. malma'', and the latter is closer to the Arctic char ''
Salvelinus alpinus
The Arctic char or Arctic charr (''Salvelinus alpinus'') is a cold-water fish in the family Salmonidae, native to alpine lakes and arctic and subarctic coastal waters. Its distribution is Circumpolar North. It spawns in freshwater and popula ...
''. The southern and northern Dolly Varden also have clear
karyological differences. Nevertheless, there has been gene exchange between the southern and northern Dolly Varden populations.
[E. A. Salmenkova and V. T. Omelchenko (2013]
Genetic Divergence and Taxonomic Status of Chars of the Genus ''Salvelinus''
Biology Bulletin Reviews, 3, 481–492.[Evgeniy S. Balakirev, Nikolai S. Romanov & Francisco J. Ayala (2016]
Complete mitochondrial genomes of the Northern (''Salvelinus malma'') and Southern (''Salvelinus curilus'') Dolly Varden chars (Salmoniformes, Salmonidae)
Mitochondrial DNA Part A: DNA Mapping, Sequencing, and Analysis 27, 1016-1017
References
*
curilus
Fish of the Pacific Ocean
Fish described in 1814
{{Salmoniformes-stub