''Eumicrotremus andriashevi'', also known as the pimpled lumpsucker, is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

lumpfish The Cyclopteridae are a family of marine fishes, commonly known as lumpsuckers or lumpfish, in the order Scorpaeniformes. They are found in the cold waters of the Arctic, North Atlantic, and North Pacific oceans. The greatest number of species ar ...

native to the Arctic and North Pacific. In addition to the

Arctic Ocean The Arctic Ocean is the smallest and shallowest of the world's five oceanic divisions. It spans an area of approximately and is the coldest of the world's oceans. The International Hydrographic Organization (IHO) recognizes it as an ocean, ...

, it may be found in the Chukchi and

Bering Sea The Bering Sea ( , ; rus, Бе́рингово мо́ре, r=Béringovo móre, p=ˈbʲerʲɪnɡəvə ˈmorʲe) is a marginal sea of the Northern Pacific Ocean. It forms, along with the Bering Strait, the divide between the two largest landmasse ...

s, where it occurs at a depth range of 20 to 83 m (66 to 272 ft). It is a small bottom-dwelling fish that reaches 4.8 cm (1.9 inches) in standard length.Perminov, G. N. (1936). A review of the species of the genus Eumicrotremus Gill. Vestnik Dal'nevostocnogo Filiala Akademii Nauk SSSR = Bulletin of the Far Eastern Branch of the Academy of Sciences of the USSR. No. 19: 115-129 Two

subspecies In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...

of this fish are recognized: * ''E. a. aculeatus'' Voskoboinikova & Nazarkin, 2015 * ''E. a. andriashevi'' Perminov, 1936 ''E. a. aculeatus'' can be distinguished from the nominate subspecies by its taller body, shorter snout, and larger bone plaques that form the fish's "cheeks". ''Eumicrotremus andriashevi'' is the only species in the family Cyclopteridae to have any recognized subspecies.

Etymology

The fish is named in honor of Soviet ichthyologist

Anatoly Petrovich Andriashev Anatoly Petrovich Andriyashev (; 19 August 1910 – 4 January 2009) was a Soviet and Russian ichthyologist, marine biologist, and zoogeographist, notable for his studies of marine fauna of the Arctic and the Northern Pacific. Notable dates * 1 ...

(1910-2009), who was studying the fishes of the northern Pacific Ocean, and provided the author with helpful recommendations.

References

andriashevi Fish described in 1936 {{Cottoidei-stub