Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino demersale; distribuzione batimetrica 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).
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 34.0 cm TL maschio/sesso non determinato; (Ref. 94910); common length : 30.0 cm TL maschio/sesso non determinato; (Ref. 6077)
Spine dorsali (totale): 2; Raggi dorsali molli (totale): 34-36; Spine anali 0; Raggi anali molli: 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
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: scarso interesse commerciale
Informazioni ulteriori
BibliografiaAcquacolturaProfilo di acquacolturaVarietàGeneticaElectrophoresesEreditarietàMalattieElaborazioneNutrientsMass conversion
CollaboratoriImmaginiStamps, Coins Misc.SuoniCiguateraVelocitàModalità di nuotoArea branchialeOtolithsCervelliVista
Strumenti
Special reports
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Fonti 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).
Trophic level (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.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (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);