Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino demersale; distribuzione batimetrica 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.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 35.0 cm SL maschio/sesso non determinato; (Ref. 5200); peso massimo pubblicato: 270.00 g (Ref. 124534)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 9; Raggi dorsali molli (totale) : 32; Spine anali: 0; Raggi anali molli: 31; Vertebre: 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 | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: commerciale
Strumenti
Special reports
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Fonti 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).
Trophic level (Ref.
69278): 3.9 ±0.65 se; based on food items.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (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);