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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
Écologie
marin benthopélagique. Subtropical
Southeast Pacific and Southwest Atlantic: Chilean and Argentine Patagonia.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 28.0 cm TL mâle / non sexé; (Ref. 56972); poids max. publié: 311.00 g (Ref. 124534)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 5; Rayons mous dorsaux (Total) : 32; Épines anales: 0; Rayons mous anaux: 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
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources 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 (0.00372 - 0.01070), b=3.23 (3.08 - 3.38), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (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);
