Environment: milieu / climate zone / depth range / distribution range
Écologie
; marin benthopélagique; océanodrome (Ref. 51243); profondeur 60 - 1700 m (Ref. 58426), usually 100 - 900 m. Polar; 81°N - 43°N, 123°W - 61°E
North Atlantic: Spitsbergen, Novaya Zemlya, Barents and Norwegian seas, the Shetlands, the Faeroes, Iceland and south-eastern coasts of Greenland; also known occasionally in northern North Sea and Skaggerak and south to Bay of Biscay. Western Atlantic: Arctic, from Prince Patrick Island to Sable Island off Nova Scotia and Grand Banks in Canada (Ref. 7251).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 180 cm TL mâle / non sexé; (Ref. 7251); poids max. publié: 20.0 kg (Ref. 7251)
Coloration bluish-black with indistinct spots on the sides. Flesh soft and watery (Ref. 35388).
Inhabits offshore waters in midwater; adults also near bottom from 60-970 m, mainly 100-900 m (Ref. 4694). Epibenthic (Ref. 58426). Feeds on sea gooseberries, medusas, small fishes, also echinoderms, crustaceans and mollusks (not so hard-shelled) (Ref. 4694). Spawns at great depths (Ref. 44162).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Barsukov, V.V., 1986. Anarhichadidae. p. 1113-1116. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. volume 3. UNESCO, Paris. (Ref. 4694)
Statut dans la liste rouge de l'IUCN (Ref. 123251)
CITES (Ref. 123416)
Not Evaluated
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt; pêche sportive: oui
Plus d'informations
Noms communsSynonymesMétabolismePrédateursÉcotoxicologieReproductionMaturitéFraiRassemblement de ponteFéconditéŒufsDéveloppement de l'œuf
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueFréquences alléliquesHéritabilitéPathologiesTraitementMass conversion
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
115969): 0.6 - 7.2, mean 3.4 °C (based on 687 cells).
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5938 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00292 - 0.01365), b=3.20 (3.01 - 3.39), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 4.0 ±0.67 se; based on food items.
Generation time: 13.6 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (K=0.08-0.10).
Vulnérabilité (Ref.
59153): Very high vulnerability (78 of 100) .