Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin démersal; non migrateur; profondeur 150 - 1000 m (Ref. 54594), usually 350 - 500 m (Ref. 54594). Temperate; 79°N - 29°N, 65°W - 44°E (Ref. 54594)
Northeast Atlantic: Southwestern Barents Sea, sometimes north to Spitsbergen, southeastern Greenland, southern coast of Iceland, around the British Isles and south to Morocco and into the western Mediterranean. Northwest Atlantic: Newfoundland.
Longueur à la première maturité / Taille / Poids / Âge
Maturité: Lm 86.5  range ? - 88 cm
Max length : 155 cm TL mâle / non sexé; (Ref. 1371); poids max. publié: 30.0 kg (Ref. 35388); âge max. reporté: 20 années (Ref. 1371)
Épines dorsales (Total) : 0; Épines anales: 0; Rayons mous anaux: 70 - 81. Lower jaw longer than upper jaw; barbel shorter than eye diameter. Back gray-brown, grading to white ventrally. Posterior portions of vertical fins dark with pale margins.
Body shape (shape guide): elongated.
Found mostly from 350-500 m depth on muddy bottoms. Feed on crustaceans and fish (flatfishes, gobies, rocklings) (Ref. 1371).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 2.1 - 14.1, mean 6.3 °C (based on 199 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.6562 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00282 (0.00160 - 0.00495), b=3.04 (2.88 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 4.5 ±0.6 se; based on diet studies.
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (K=0.13-0.16; tm=8-11; tmax=20).
Prior r = 0.31, 95% CL = 0.20 - 0.46, Based on 3 full stock assessments.
Vulnérabilité de la pêche (Ref.
59153): Very high vulnerability (75 of 100).
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Vulnérabilité climatique (Ref.
125649): Moderate to high vulnerability (47 of 100).
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Nutriments (Ref.
124155): Calcium = 16.4 [8.1, 35.6] mg/100g; Iron = 0.278 [0.142, 0.592] mg/100g; Protein = 17.6 [15.8, 19.3] %; Omega3 = 0.381 [0.204, 0.707] g/100g; Selenium = 29.8 [15.2, 59.6] μg/100g; VitaminA = 10.9 [2.7, 40.8] μg/100g; Zinc = 0.305 [0.198, 0.473] mg/100g (wet weight);