Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển gần đáy; Mức độ sâu 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 / Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm 14.6  range ? - ? cm
Max length : 30.0 cm TL con đực/không giới tính; (Ref. 26938); common length : 20.0 cm TL con đực/không giới tính; (Ref. 3792); Khối lượng cực đại được công bố: 180.00 g (Ref. 126891)
Các tia vây lưng cứng (tổng cộng) : 8; Các vây lưng mềm (tổng cộng) : 8; Tia cứng vây hậu môn: 2; Tia mềm vây hậu môn: 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 | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
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 Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Các nghề cá: Tính thương mại
Các công cụ
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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).
Mức dinh dưỡng (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.
Thích nghi nhanh (Ref.
120179): Trung bình, thời gian nhân đôi của chủng quần tối thiểu là 1.4 - 4.4 năm (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.