Environment: milieu / climate zone / depth range / distribution range
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.
Length at first maturity / Taille / Poids / Âge
Maturity: 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.
Found mostly from 350-500 m depth on muddy bottoms. Feed on crustaceans and fish (flatfishes, gobies, rocklings) (Ref. 1371).
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)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 2.1 - 14.1, mean 6.3 °C (based on 199 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00169 - 0.00538), b=3.03 (2.87 - 3.19), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 4.5 ±0.6 se; based on diet studies.
Résilience (Ref.
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.
Fishing Vulnerability (Ref.
59153): Very high vulnerability (75 of 100).
Climate Vulnerability (Ref.
125649): Moderate to high vulnerability (47 of 100).
Nutrients (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);
