Trichocottus brashnikovi, Hairhead sculpin

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Trichocottus brashnikovi Soldatov & Pavlenko, 1915

Hairhead sculpin
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Native range | All suitable habitat | Point map | Year 2050
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Trichocottus brashnikovi   AquaMaps   Data sources: GBIF OBIS
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Image of Trichocottus brashnikovi (Hairhead sculpin)
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drawing shows typical species in Cottidae.

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> 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 / djupintervall / distribution range Ekologi

marina bottenlevande; djupintervall 7 - 87 m (Ref. 43939). Polar

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Prickkarta | Utplanteringar | Faunafri

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 / Vikt / Age

Könsmognad: Lm ?  range ? - ? cm
Max length : 22.5 cm TL hane/ej könsbestämd; (Ref. 43939)

Short description Bestämningsnycklar | Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt) : 9 - 11; Mjukstrålar i ryggfenan (totalt) : 15 - 16; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 12 - 14.

Biologi     Ordlista (t.ex. epibenthic)

Found on sandy bottoms (Ref. 43939).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Main reference Upload your references | referenser | Koordinator | Medarbetare

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 2025-1)

Not Evaluated 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

Ytterligare information

Trophic ecology
Food items (preys)
Födosammansättning
Födointag
Food rations
Predatorer
Ekologi
Ekologi
Home ranges
Population dynamics
Tillväxtparametrar
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Rekrytering
Abundans
Life cycle
Reproduktion
Könsmognad
Maturity/Gills rel.
Fecundity
Lek
Spawning aggregations
Ägg
Egg development
Larver
Larvdynamik
Utbredning
Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
BRUVS - Videos
Anatomy
Gälyta
Brain
Otolith
Physiology
Body composition
Nutrients
Syreförbrukning
Swimming type
Simhastighet
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetik
Genome
Genetik
Heterozygosity
Ärftlighet
Human related
Aquaculture systems
Vattenbruksprofiler
Avelslinjer
Ciguatera cases
Stamps, coins, misc.
Outreach
Medarbetare
Taxonomy
Populärnamn
synonymer
Morfologi
Morfometri
Bilder
referenser
referenser

Verktyg

E-book | Fälthandbok | Längdfördelnings-verktyg | Livshistorie-verktyg | Prickkarta | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Populärnamn | Photos

Internet-källor

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Släkte, Arter | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, sök | Zoobank | Zoological Record

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):  PD50 = 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).
Trofisk nivå (Ref. 69278):  3.5   ±0.5 se; based on size and trophs of closest relatives
Resiliens (Ref. 120179):  Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (13 of 100). 🛈