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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Nototheniinae
Etymology: Patagonotothen: Composed from Patagonia, the Argentinian province + Greek,noton = back + Greek, adverbial particle, then, that denotes distance or removal (Ref. 45335).
More on author: Richardson.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino bentopelágico. Subtropical
Southeast Pacific and Southwest Atlantic: Chilean and Argentine Patagonia.
Tamaño / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 28.0 cm TL macho / no sexado; (Ref. 56972); peso máximo publicado: 311.00 g (Ref. 124534)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 5; Radios blandos dorsales (total) : 32; Espinas anales: 0; Radios blandos anales: 30. Scale on lateral line 43 (upper), 8 (lower). Caudal fin subtruncate. Body brownish above and paler below, with irregular broad dark blotches on body. First dorsal fin with a black spot covering greater part of it. First dorsal and caudal fins variegated with series of small dark spots (Ref. 27363).
Males guard the nesting sites (Ref. 57915).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Male parental care (Ref. 57915).
Hureau, J.-C., 1985. Nototheniidae. p. 323-385. 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. 2:233-470. (Ref. 2807)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): 4.7 - 9.7, mean 6.1 °C (based on 210 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00370 - 0.01075), b=3.23 (3.08 - 3.38), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nivel trófico (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Fec = 7,634).
Fishing Vulnerability (Ref.
59153): Low vulnerability (18 of 100).
Nutrients (Ref.
124155): Calcium = 67.8 [42.8, 123.6] mg/100g; Iron = 0.955 [0.625, 1.543] mg/100g; Protein = 17.8 [16.5, 19.2] %; Omega3 = 0.382 [0.230, 0.607] g/100g; Selenium = 29.4 [15.4, 57.0] μg/100g; VitaminA = 39 [14, 114] μg/100g; Zinc = 0.91 [0.67, 1.23] mg/100g (wet weight);
