Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin démersal; profondeur 50 - 300 m (Ref. 35388). Temperate; 71°N - 50°N, 50°W - 21°E
Northeast Atlantic: Norwegian coast from Kattegat to Tanafjord in Finnmark, rare off Bear Island, northern part of North Sea, around Shetland Islands, Scotland, northern England, Wales and Ireland, rare in the English Channel; Rockall Bank, common around Faroes and Iceland; sporadic off East Greenland.
Longueur à la première maturité / Taille / Poids / Âge
Maturité: Lm 12.5, range 10 - 15 cm
Max length : 66.5 cm TL mâle / non sexé; (Ref. 106276); common length : 25.0 cm TL mâle / non sexé; (Ref. 4570); poids max. publié: 1.0 kg (Ref. 35388); âge max. reporté: 40 années (Ref. 35388)
Inhabit rocky bottoms, close to the shore, between 10 and 150 m, but also recorded at 760 m (Ref. 4570). Live in shoals and moves closer to the shore in the summer (Ref. 35388). Feed on various small crustaceans and young fishes (Ref. 4570). Viviparous (Ref. 34817).
Ovoviviparous.
Wheeler, A., 1992. A list of the common and scientific names of fishes of the British Isles. J. Fish Biol. 41(suppl.A):1-37. (Ref. 5204)
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
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 6.8 - 9.8, mean 7.8 °C (based on 186 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00733 - 0.01797), b=3.05 (2.92 - 3.18), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 4.0 ±0.67 se; based on food items.
Generation time: 15.7 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Résilience (Réf.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (K=0.07; tm=20; tmax=40).
Vulnérabilité de la pêche (Ref.
59153): High to very high vulnerability (71 of 100).
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Vulnérabilité climatique (Ref.
125649): High to very high vulnerability (71 of 100).
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Nutriments (Ref.
124155): Calcium = 16 [7, 45] mg/100g; Iron = 0.175 [0.079, 0.422] mg/100g; Protein = 17.7 [16.5, 19.1] %; Omega3 = 0.883 [0.338, 2.408] g/100g; Selenium = 43.3 [17.5, 116.9] μg/100g; VitaminA = 10.7 [2.4, 47.4] μg/100g; Zinc = 0.331 [0.174, 0.567] mg/100g (wet weight);