Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser demersal; tiefenbereich 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).
Length at first maturity / Size / Gewicht / Alter
Maturity: Lm 14.6  range ? - ? cm
Max length : 30.0 cm TL Männchen/unbestimmt; (Ref. 26938); common length : 20.0 cm TL Männchen/unbestimmt; (Ref. 3792); max. veröff. Gewicht: 180.00 g (Ref. 126891)
Rückenflossenstacheln (insgesamt) : 8; Rückenflossenweichstrahlen (insgesamt) : 8; Afterflossenstacheln: 2; Afterflossenweichstrahlen: 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).
Life cycle and mating behavior
Maturities | Fortpflanzung | 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)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Preferred temperature (Ref.
123201): 19.5 - 27.3, mean 24.5 °C (based on 127 cells).
Phylogenetic diversity index (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).
Trophic level (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.
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (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.