Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique; profondeur 30 - 1600 m. Polar; 44°S - 56°S, 39°E - 76°E (Ref. 1371)
Southern Ocean: known only from the Crozet, Kerguelen and Heards islands.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 44.0 cm TL mâle / non sexé; (Ref. 124276); common length : 30.0 cm TL mâle / non sexé; (Ref. 1371); poids max. publié: 780.00 g (Ref. 124276)
Épines dorsales (Total) : 0; Épines anales: 0.
Dwells on continental and insular shelves and slopes. Feeds on zooplankton.
Life cycle and mating behavior
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 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 1.3 - 2.9, mean 2.1 °C (based on 75 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5059 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00437 (0.00171 - 0.01116), b=3.11 (2.89 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.4 ±0.45 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 (34 of 100).
Climate Vulnerability (Ref.
125649): Moderate vulnerability (40 of 100).
Nutrients (Ref.
124155): Calcium = 20.2 [11.0, 50.0] mg/100g; Iron = 0.381 [0.174, 0.799] mg/100g; Protein = 15.7 [14.4, 17.1] %; Omega3 = 0.229 [0.100, 0.507] g/100g; Selenium = 25 [9, 62] μg/100g; VitaminA = 24.9 [4.9, 123.0] μg/100g; Zinc = 0.473 [0.297, 0.760] mg/100g (wet weight);
