Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي; لب شور نزديك كف زي; تغييرات عمق 1 - 60 m (Ref. 9626). Tropical; 21°N - 26°S, 90°W - 34°W
Western Atlantic: Antilles and Costa Rica to Rio de Janeiro, Brazil. Also Honduras (Ref. 26938).
Length at first maturity / Size / Weight / سن
Maturity: Lm 11.1 range ? - ? cm
Max length : 31.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 5217); common length : 20.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 3702); بيشينه وزن گزارش شده: 500.00 g (Ref. 5217)
خارهاي باله پشتي (کل) : 11; شعاع نرم باله پشتي (کل) : 24 - 26; خارهاي باله مخرجي: 2; شعاع نرم باله مخرجي: 7 - 8. Colour silvery grey, darker above. A dark spot at bases of pectoral fins. Pelvic and anal fins often yellowish. A medium-sized to small fish, short and robust. Mouth very large, strongly oblique, lower jaw projecting. Teeth very small and sharp, set in 1 or 2 rows along edges of jaws. Chin without barbels, but with 4 minute pores. Snout with 5 marginal pores, no rostral pores. Gas bladder with a pair of small, horn-like anterior appendages. Sagitta (large earstone) thick and short (Ref 51721).
Inhabits coastal waters, usually found over mud and sandy mud bottoms (Ref. 3702). Also in estuaries (Ref. 3702). Important food fish.
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Cervigón, F., 1993. Los peces marinos de Venezuela. Volume 2. Fundación Científica Los Roques, Caracas,Venezuela. 497 p. (Ref. 9626)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2024-2)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: تجاري; طعمه: occasionally
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 28.1, mean 27.5 °C (based on 186 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00800 - 0.00949), b=3.09 (3.07 - 3.11), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.6 se; based on diet studies.
Generation time: 2.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
جهندگی (Ref.
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (25 of 100).
Nutrients (Ref.
124155): Calcium = 177 [103, 341] mg/100g; Iron = 1.15 [0.62, 2.00] mg/100g; Protein = 19.1 [18.0, 20.1] %; Omega3 = 0.248 [0.133, 0.412] g/100g; Selenium = 49.5 [27.5, 92.7] μg/100g; VitaminA = 20.4 [8.2, 54.9] μg/100g; Zinc = 1.45 [1.06, 2.05] mg/100g (wet weight);
