Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino bentopelágico; rango de profundidad 0 - 700 m (Ref. 11892), usually 30 - 250 m (Ref. 11892). Polar; 48°S - 66°S, 65°W - 77°E
Southern Ocean: Islands of the Scotia Sea, including the northern part of Antarctic Peninsula; Kerguelen, Heard and Bouvet islands.
Longitud en la primera madurez / Tamaño / Peso / Edad
Madurez: Lm 26.2, range 21 - 32 cm
Max length : 66.0 cm TL macho / no sexado; (Ref. 5200); common length : 35.0 cm TL macho / no sexado; (Ref. 2805); peso máximo publicado: 2.0 kg (Ref. 4883)
Vértebra: 59 - 62.
Body shape (shape guide): elongated.
Feed mainly on krill and mysids. Spawn in autumn and winter (Ref. 50743). Synchronous spawner (Ref. 50743). Larval pelagic phase is long (Ref. 71843). Utilized as a food fish (Ref. 4931).
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)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: escaso valor comercial
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Temperatura preferida (Referencia
123201): -1.1 - 2.9, mean 1.5 °C (based on 50 cells).
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00120 (0.00102 - 0.00142), b=3.47 (3.42 - 3.52), in cm total length, based on LWR estimates for this species (Ref.
93245).
Nivel trófico (Referencia
69278): 3.2 ±0.2 se; based on diet studies.
Resiliencia (Referencia
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (K=0.13-0.39; tmax=13; tm=4; Fec=3,094).
Prior r = 0.39, 95% CL = 0.26 - 0.59, Based on 2 data-limited stock assessments.
Vulnerabilidad pesquera (Ref.
59153): Moderate vulnerability (35 of 100).
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Vulnerabilidad climática (Ref.
125649): High to very high vulnerability (68 of 100).
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Nutrientes (Ref.
124155): Calcium = 20.5 [11.1, 44.8] mg/100g; Iron = 0.388 [0.165, 0.801] mg/100g; Protein = 16.9 [14.8, 18.9] %; Omega3 = 0.222 [0.107, 0.473] g/100g; Selenium = 25.9 [9.2, 64.1] μg/100g; VitaminA = 13.8 [2.8, 70.5] μg/100g; Zinc = 0.409 [0.265, 0.626] mg/100g (wet weight); based on
nutrient studies.
