Teleostei (teleosts) >
Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Trichocottus: Greek, thrix = hair + Greek, kottos = the name of a fish (Ref. 45335).
Eponymy: Vladimir Konstantinovich Bražnikov (or Braschnikow) (1870–1921) was a Russian zoologist, ichthyologist and entomologist with an interest in Diptera who lived in Tokyo for many years. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 7 - 87 m (Ref. 43939). Polar
Northwest Pacific: western Bering Sea off Cape Navarin; Sea of Okhotsk and northern Sea of Japan off Tatar Strait. Northeast Pacific: northeastern Bering Sea between St. Lawrence Island and Seaward Peninsula.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 22.5 cm TL male/unsexed; (Ref. 43939)
Short description
Identification keys | Morphology | Morphometrics
Found on sandy bottoms (Ref. 43939).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Mecklenburg, C.W., T.A. Mecklenburg and L.K. Thorsteinson, 2002. Fishes of Alaska. American Fisheries Society, Bethesda, Maryland. xxxvii +1037 p. (Ref. 43939)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): -0.8 - 3.3, mean 1.6 °C (based on 196 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00281 - 0.01234), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
