Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 18 - 100 m (Ref. 5217), usually 40 - 70 m (Ref. 9626). Tropical; 37°N - 33°S, 98°W - 34°W
Western Atlantic: North Carolina, USA and Puerto Rico to Santa Catarina, Brazil (Ref. 57756). Absent in the Bahamas, Bermuda, and the western Caribbean (Ref. 26938).
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 14.6  range ? - ? cm
Max length : 30.0 cm TL mannelijk / geslacht onbekend; (Ref. 26938); common length : 20.0 cm TL mannelijk / geslacht onbekend; (Ref. 3792); max. gepubliceerd gewicht: 180.00 g (Ref. 126891)
Dorsale stekels (totaal) : 8; Dorsale zachte stralen (totaal) : 8; Anale stekels: 2; Anale zachte stralen: 6. Oblique dark bars across both lobes of caudal fin (Ref. 26938).
Found over mud and sand bottoms (Ref. 3792). Juveniles up to 8 cm are pelagic (Ref. 9626). Feeds mainly on benthic invertebrates (Ref. 3792). Flesh considered good quality; marketed fresh and frozen (Ref. 3792). In southwestern Brazil found in 112 m depth (Ref. 47377).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel
Tools
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Estimates based on models
Preferred temperature (Ref.
123201): 19.5 - 27.3, mean 24.5 °C (based on 127 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00806 - 0.01131), b=3.11 (3.08 - 3.14), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.9 ±0.7 se; based on diet studies.
Generation time: 3.1 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (31 of 100).
Nutrients (Ref.
124155): Calcium = 157 [89, 302] mg/100g; Iron = 1 [0, 2] mg/100g; Protein = 17.4 [15.4, 19.7] %; Omega3 = 0.291 [0.165, 0.535] g/100g; Selenium = 53.4 [28.0, 103.4] μg/100g; VitaminA = 27 [9, 94] μg/100g; Zinc = 1.07 [0.66, 1.52] mg/100g (wet weight); based on
nutrient studies.