Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina; brackvatten bottenlevande; djupintervall 0 - 60 m (Ref. 3702), usually ? - 25 m (Ref. 9626). Subtropical; 11°N - 40°S
Western Atlantic: Venezuela to northern Argentina.
Length at first maturity / Size / Vikt / Age
Maturity: Lm 23.7, range 18 - 46 cm
Max length : 53.0 cm TL hane/ej könsbestämd; (Ref. 54990); common length : 35.0 cm TL hane/ej könsbestämd; (Ref. 3702); publicerad maxvikt: 109.60 g (Ref. 118626)
Taggstrålar i ryggfenan (totalt) : 11; Mjukstrålar i ryggfenan (totalt) : 29; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 8 - 9.
Found over mud or sandy mud bottoms in coastal waters to about 60 m depth. Juveniles abundant in estuaries and tidal mud flats. Feeds on shrimps and fishes (Ref. 9626). Important food fish.
Chao, L.N., 1978. Sciaenidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). Volume 4. FAO, Rome. (Ref. 3702)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fiskeri: mindre kommeriell
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 13.4 - 27.8, mean 20.7 °C (based on 238 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00656 - 0.00764), b=3.05 (3.03 - 3.07), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.9 ±0.65 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.44; tm=3; tmax=7).
Prior r = 0.72, 95% CL = 0.47 - 1.07, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).
Climate Vulnerability (Ref.
125649): Moderate vulnerability (39 of 100).
Nutrients (Ref.
124155): Calcium = 80 [44, 160] mg/100g; Iron = 1.06 [0.56, 1.87] mg/100g; Protein = 19.3 [17.8, 20.9] %; Omega3 = 0.375 [0.187, 0.777] g/100g; Selenium = 21.7 [11.4, 43.3] μg/100g; VitaminA = 20.9 [7.2, 70.2] μg/100g; Zinc = 0.774 [0.547, 1.132] mg/100g (wet weight); based on
nutrient studies.