Environment: milieu / climate zone / depth range / distribution range
Ecología
marino; salobre demersal; oceanodromo (Ref. 51243); rango de profundidad 0 - 100 m (Ref. 115829), usually 0 - 30 m (Ref. 5217). Subtropical; 11°C - 31°C (Ref. 47167); 40°N - 34°S, 117°W - 34°W
Eastern Central Pacific: Baja California to Peru (Ref. 9330); Northwestern Central Atlantic: Canada (Ref. 5951) to Chesapeake Bay, USA to the Antilles and southern Brazil.
Length at first maturity / Tamaño / Peso / Age
Maturity: Lm 8.5, range 8 - ? cm
Max length : 21.3 cm TL macho / no sexado; (Ref. 124487); common length : 15.0 cm TL macho / no sexado; (Ref. 5217); peso máximo publicado: 64.40 g (Ref. 124487); edad máxima reportada: 1.21 años (Ref. 47359)
Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 73 - 87; Espinas anales: 0; Radios blandos anales: 57 - 68.
Inhabits sandy and muddy bottoms (Ref. 9330). Common in estuaries (Ref. 9330). Feeds on big, benthic invertebrates and small fishes (Ref. 9330). Utilized fresh (Ref. 9330).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Oviparous (Ref. 101737). Distinct pairing (Ref. 205). Females produce numerous eggs in multiple spawnings during a prolonged spawning period (Ref. 101737).
Figueiredo, J.L. and N.A. Menezes, 2000. Manual de peixes marinhos do sudeste do Brasil. VI.Teleostei (5). Museu de Zoologia, Universidade de São Paulo. Brazil. 116 p. (Ref. 36453)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesquerías: escaso valor comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): 21.1 - 28, mean 25.7 °C (based on 862 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00661 - 0.01047), b=3.10 (3.03 - 3.17), in cm total length, based on LWR estimates for this species (Ref.
93245).
Nivel trófico (Ref.
69278): 3.5 ±0.1 se; based on diet studies.
Generation time: 2.4 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (tmax=1.2; k >0.3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (11 of 100).
Nutrients (Ref.
124155): Calcium = 191 [89, 438] mg/100g; Iron = 1.64 [0.75, 3.24] mg/100g; Protein = 17.7 [15.6, 19.8] %; Omega3 = 0.244 [0.120, 0.523] g/100g; Selenium = 36.6 [16.0, 86.1] μg/100g; VitaminA = 4.61 [1.15, 21.44] μg/100g; Zinc = 1.06 [0.66, 1.63] mg/100g (wet weight);