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Cottocomephorus grewingkii  (Dybowski, 1874)

Baikal yellowfin
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Image of Cottocomephorus grewingkii (Baikal yellowfin)
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); 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

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Food consumption
Ration
Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance
References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion
Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
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Tools

Special reports

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Internet sources

BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishes of Iran | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.6270   [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic Level (Ref. 69278):  3.1   ±0.0 se; Based on diet studies.
Resilience (Ref. 69278):  Medium, minimum population doubling time 1.4 - 4.4 years (tmax=5; K=0.26).
Vulnerability (Ref. 59153):  Low to moderate vulnerability (34 of 100) .
Price category (Ref. 80766):   Unknown.