Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 90 - 600 m (Ref. 11892). Deep-water; 60°S - 78°S
Southern Ocean: South Orkney Islands, Antarctic Peninsula and from the Weddell, Bellingshausen, Ross and Davis seas.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 48.7 cm TL mâle / non sexé; (Ref. 124149); 52.5 cm TL (female); poids max. publié: 708.00 g (Ref. 124149); poids max. publié: 708.00 g
Adults feed on fishes and krill. Larval pelagic phase is long in late winter (Ref. 28943).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Iwami, T. and K.-H. Kock, 1990. Channichthyidae. p. 381-389. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5200)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Plus d'informations
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueElectrophoresesHéritabilitéPathologiesTraitementNutrientsMass conversion
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Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 0.9, mean -0.9 °C (based on 408 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00083 (0.00054 - 0.00129), b=3.46 (3.33 - 3.59), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.6 ±0.53 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tm=2-4; Fec = 3,506-10,700).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
Climate Vulnerability (Ref.
125649): High vulnerability (63 of 100).
Nutrients (Ref.
124155): Calcium = 33.2 [18.9, 75.4] mg/100g; Iron = 0.49 [0.20, 0.98] mg/100g; Protein = 17.3 [15.6, 19.0] %; Omega3 = 0.253 [0.130, 0.482] g/100g; Selenium = 18.7 [7.4, 41.9] μg/100g; VitaminA = 16.5 [3.5, 77.5] μg/100g; Zinc = 0.414 [0.269, 0.624] mg/100g (wet weight);