Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 30 - 200 m (Ref. 27363). Subtropical; 26°N - 41°S, 98°W - 34°W
Southwest Atlantic: Espírito Santo, Brazil (Ref. 57756) to eastern Argentina (Ref. 47377).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 34.0 cm TL mâle / non sexé; (Ref. 94910); common length : 30.0 cm TL mâle / non sexé; (Ref. 6077)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 2; Rayons mous dorsaux (Total) : 34 - 36; Épines anales: 0; Rayons mous anaux: 33. Body without scales. Four lateral lines. Upper side of body greyish brown, silvery on side, yellowish on belly. Seven dark broad bands on upper part of body. Tip of each fin blackish. Dark blotches on fin membrane of dorsal and pectoral fins. Pelvic fin yellowish (Ref. 27363).
Feed on small fishes and crustaceans (Ref. 47377).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Menni, R.C., R.A. Ringuelet and R.H. Aramburu, 1984. Peces marinos de la Argentina y Uruguay. Editorial Hemisferio Sur S.A. Buenos, Aires, Argentina. 359 p. (Ref. 2806)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 17 - 27.1, mean 24.1 °C (based on 172 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00433 - 0.00697), b=3.18 (3.11 - 3.25), in cm total length, based on LWR estimates for this species (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.59 se; based on food items.
Generation time: 4.1 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (K=0.28).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (35 of 100).
Nutrients (Ref.
124155): Calcium = 98.1 [51.9, 192.0] mg/100g; Iron = 1.2 [0.7, 2.1] mg/100g; Protein = 17.7 [16.7, 18.7] %; Omega3 = 0.304 [0.182, 0.503] g/100g; Selenium = 32.1 [16.4, 69.0] μg/100g; VitaminA = 22.8 [7.7, 66.8] μg/100g; Zinc = 0.728 [0.511, 1.037] mg/100g (wet weight);