Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 50 - 250 m (Ref. 27363). Temperate; 50°S - 56°S, 76°W - 56°W
Southern Ocean: Patagonian-Falkland region, Straits of Magellan and rarely at South Georgia.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 35.0 cm SL mâle / non sexé; (Ref. 5200); poids max. publié: 270.00 g (Ref. 124534)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 9; Rayons mous dorsaux (Total) : 32; Épines anales: 0; Rayons mous anaux: 31; Vertèbres: 57 - 60. Posterior margin of caudal fin emarginate. No scales except on lateral line. Body brown, irregularly mottled (Ref. 27363).
Feed mostly on fishes and krill.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Hureau, J.-C., 1985. Channichthyidae. p. 261-277. In W. Fischer and J.C. Hureau (eds.) FAO species identification sheets for fishery purposes. Southern Ocean (Fishing areas 48, 58 and 88). Rome. Vol. 2. (Ref. 2805)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 5 - 9.5, mean 6.4 °C (based on 74 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00126 (0.00058 - 0.00275), b=3.47 (3.29 - 3.65), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.9 ±0.65 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (33 of 100).
Nutrients (Ref.
124155): Calcium = 47.5 [27.5, 92.5] mg/100g; Iron = 0.393 [0.228, 0.696] mg/100g; Protein = 18.2 [16.0, 20.3] %; Omega3 = 0.46 [0.25, 0.78] g/100g; Selenium = 15.6 [7.8, 30.7] μg/100g; VitaminA = 23.5 [6.8, 78.6] μg/100g; Zinc = 0.509 [0.363, 0.715] mg/100g (wet weight);
