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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).
Eponymy: David Walter Wilton (1873–1940) was an expert in skiing and sledging. [...] (Ref. 128868), visit book page.
More on author: Regan.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino bentopelágico. Temperate; 50°S - 56°S
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
Southwest Atlantic: Argentine Patagonia, Straits of Magellan and Tierra del Fuego.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 13.0 cm SL macho / no sexado; (Ref. 27363)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 5; Radios blandos dorsales (total) : 36; Espinas anales: 0; Radios blandos anales: 33. Lateral line scales 49 (upper), 11 (lower). Body brown dorsally and pale brown ventrally with dark brown indistinct crossbars; black blotch on posterior part of first dorsal fin membrane; margins of second dorsal, anal and caudal fins dusky; dusky band on caudal fin base (Ref. 27363).
Maximum length based on one specimen (Ref. 27363).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Nakamura, I., T. Inada, M. Takeda and H. Hatanaka, 1986. Important fishes trawled off Patagonia. Japan Marine Fishery Resource Research Center, Tokyo. 369 p. (Ref. 27363)
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 - 5.9, mean 5.1 °C (based on 25 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00282 - 0.01229), b=3.23 (3.05 - 3.41), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.6 ±0.5 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 (Assuming fec < 10,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 51.6 [32.5, 112.0] mg/100g; Iron = 0.4 [0.2, 0.7] mg/100g; Protein = 17.3 [15.9, 18.5] %; Omega3 = 0.742 [0.364, 1.496] g/100g; Selenium = 11.9 [5.5, 24.7] μg/100g; VitaminA = 62.4 [18.0, 214.9] μg/100g; Zinc = 0.815 [0.579, 1.124] mg/100g (wet weight);