Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathydémersal; profondeur 40 - 700 m (Ref. 5217), usually 40 - 179 m (Ref. 47377). Deep-water; 36°N - 45°S, 97°W - 34°W
Western Atlantic: North Carolina, USA and northern Gulf of Mexico to Argentina.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 67.5 cm TL mâle / non sexé; (Ref. 55642); common length : 45.0 cm TL mâle / non sexé; (Ref. 3787)
Inhabits soft bottoms (Ref. 5217). Feeds mainly on fishes (Ref. 3787). Considered a good food fish; marketed fresh or frozen (Ref. 3787).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 17.3 - 27, mean 22.6 °C (based on 285 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00728 - 0.01811), b=3.07 (2.94 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 4.5 ±0.3 se; based on diet studies.
Generation time: 7.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Prior r = 0.56, 95% CL = 0.37 - 0.83, Based on 2 data-limited stock assessments.
Vulnérabilité de la pêche (Ref.
59153): High vulnerability (55 of 100).
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Nutriments (Ref.
124155): Calcium = 22.2 [10.8, 46.4] mg/100g; Iron = 0.462 [0.241, 0.856] mg/100g; Protein = 19.9 [16.3, 22.5] %; Omega3 = 0.32 [0.14, 0.78] g/100g; Selenium = 11.5 [4.0, 36.6] μg/100g; VitaminA = 16.6 [3.8, 76.5] μg/100g; Zinc = 0.23 [0.12, 0.75] mg/100g (wet weight);
