Lepidonotothen squamifrons, Grey rockcod : fisheries

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Lepidonotothen squamifrons (Günther, 1880)

Grey rockcod
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Native range | All suitable habitat | Point map | Year 2050
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Lepidonotothen squamifrons   AquaMaps   Data sources: GBIF OBIS
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Image of Lepidonotothen squamifrons (Grey rockcod)
Lepidonotothen squamifrons
Picture by Wilhelms, S.

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

> Perciformes/Notothenioidei (Icefishes) > Nototheniidae (Cod icefishes) > Nototheniinae
Etymology: Lepidonotothen: Greek, lepis = scale + Greek, noton = back + Greek, adverbial particle, then, that denotes distance or remova (Ref. 45335);  squamifrons: squamifrons from Latin squama scale, plus frons, frontis forehead for its full upper head cover of small scales (Ref. 11892).
More on author: Günther.

Environment: milieu / climate zone / depth range / distribution range Ekologi

marina bentopelagisk; djupintervall 10 - 900 m (Ref. 11892), usually 195 - 312 m (Ref. 11892). Temperate; 45°S - 79°S, 180°W - 180°E (Ref. 5179)

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Southern Ocean: South Georgia Island and Bouvet Island. Also known from sub-Antarctic islands and Antarctic Indian and Pacific Oceans.

Length at first maturity / Size / Vikt / Age

Maturity: Lm 27.3, range 19 - 36 cm
Max length : 55.0 cm TL hane/ej könsbestämd; (Ref. 5179); common length : 35.0 cm TL hane/ej könsbestämd; (Ref. 2121); rapporterad maxålder: 19 år (Ref. 5789)

Short description Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt): 4 - 5; Mjukstrålar i ryggfenan (totalt): 36-37; Mjukstrålar i analfenan: 29 - 33. Body with 8 or 9 long dusky crossbars, cheek with two oblique dark stripes. First dorsal fin blackish (Ref. 11892).

Biologi     Ordlista (t.ex. epibenthic)

Feeds chiefly on macrozooplankton (mainly crustaceans, cnidarians and salps) and midwater fishes.

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

Main reference Upload your references | referenser | Koordinator | Medarbetare

Dewitt, H.H., P.C. Heemstra and O. Gon, 1990. Nototheniidae. p. 279-331. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5179)

IUCN Red List Status (Ref. 130435)


CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fiskeri: mindre kommeriell
FAO - fiskeri: landings; Publication: search | FishSource | Sea Around Us

Ytterligare information

Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
Stocks
Ekologi
Föda
Födoslag
Födointag
Näringsinnehåll
Populärnamn
synonymer
Metabolik
Predatorer
Ekotoxikologi
Reproduktion
Könsmognad
Lek
Spawning aggregation
Fecundity
Ägg
Egg development
referenser
Vattenbruk
Vattenbruksprofil
Avelslinjer
Genetik
Electrophoreses
Ärftlighet
Sjukdomar
Behandling
Nutrients
Mass conversion
Medarbetare
Bilder
Stamps, Coins Misc.
Ljud
Ciguatera
Hastighet
Simsätt
Gälyta
Otoliths
Hjärnstorlek
Syn

Verktyg

Special reports

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Internet-källor

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Släkte, Arter | DiscoverLife | ECOTOX | FAO - fiskeri: landings; Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go, sök | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 1.3 - 2.8, mean 1.7 °C (based on 21 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00393 - 0.00556), b=3.24 (3.19 - 3.29), in cm total length, based on LWR estimates for this species (Ref. 93245).
Trofisk nivå (Ref. 69278):  3.5   ±0.52 se; based on food items.
Resiliens (Ref. 120179):  Låg, lägsta populationsfördubblingstid 4,5-14 år (K=0.08-0.12; tm=7-9; tmax=19; Fec = >10,000).
Fishing Vulnerability (Ref. 59153):  High to very high vulnerability (67 of 100).
Climate Vulnerability (Ref. 125649):  High vulnerability (55 of 100).
Price category (Ref. 80766):   Low.
Nutrients (Ref. 124155):  Calcium = 18.9 [11.9, 33.9] mg/100g; Iron = 0.274 [0.173, 0.456] mg/100g; Protein = 15.9 [13.4, 18.6] %; Omega3 = 0.661 [0.365, 1.167] g/100g; Selenium = 22.1 [11.0, 43.5] μg/100g; VitaminA = 32.9 [10.7, 107.3] μg/100g; Zinc = 0.549 [0.402, 0.742] mg/100g (wet weight); based on nutrient studies.