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Cottocomephorus grewingkii  (Dybowski, 1874)

Baikal yellowfin
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Cottocomephorus grewingkii
Picture by Sideleva, V.G.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Scorpaeniformes (Scorpionfishes and flatheads) > Cottocomephoridae (Bighead sculpins)
Etymology: Cottocomephorus: Greek, kottos = a fish + Greek,kome, es = long hair + Greek, pherein = to carry (Ref. 45335).

Environment / Climate / Range Ecology

Freshwater; brackish; benthopelagic; non-migratory; depth range 20 - 300 m.   Boreal; 4°C - 20°C (Ref. 2059), preferred ?; 55°N - 50°N

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Asia: Endemic to Lake Baikal and its tributaries. Occurs virtually in all regions of the open part of Lake Baikal. Also found in the Angara (as far as the mouth) and in the Irkut; enters the estuaries of the rivers falling into Baikal.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 19.0 cm TL male/unsexed; (Ref. 2058)

Short description Morphology | Morphometrics

Dorsal spines (total): 7 - 9; Dorsal soft rays (total): 17-20; Anal spines: 0; Anal soft rays: 19 - 22

Biology     Glossary (e.g. epibenthic)

Feeds mainly on the plankton: the copepod Epischura baicalensis, the amphipod Macrohectopus branickii and on the larvae of its own genus.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Berg, L.S., 1965. Freshwater fishes of the U.S.S.R. and adjacent countries. volume 3, 4th edition. Israel Program for Scientific Translations Ltd, Jerusalem. (Russian version published 1949). (Ref. 2058)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fisheries: commercial
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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