Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع; نطاق العمق ? - 35 m (Ref. 26912). Subtropical; 28°N - 4°N, 98°W - 51°W
Western Atlantic: eastern Florida (USA), throughout the Antilles and along the Caribbean coast from the Bay of Campeche (Mexico) to Guianas.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 26.0 cm TL ذكر/ مختلط الجنس; (Ref. 3702); common length : 22.0 cm TL ذكر/ مختلط الجنس; (Ref. 3702)
الأشواك الظهرية (المجموع) : 11; الأشعة الظهرية الناعمة (المجموع) : 21 - 24; شوكة شرجية: 2; أشعه شرجية لينه: 7 - 8. Colour grey or greyish blue on back, silvery below. Sides with faint streaks, oblique above and longitudinal below lateral line. Fins pale, yellowish, dusted with dark spots. A faint dark spot at pectoral-fin origin. Mouth moderate in size, slightly oblique, terminal. Preopercular margin thin, nearly smooth. Anal fin second spine moderately strong, less than 2/3 the length of first soft ray. Gas bladder with 2 chambers; anterior one yoke-shaped, without appendages on posterior margin, posterior one carrot-shaped. Lapillus (small earstone) enlarged, more than half the size of sagitta (Ref 51721).
Common over muddy and sandy bottoms in inshore waters. Juveniles are also found in rocky areas. Feeds mainly on shrimps. Seldom marketed as a food fish; mostly used as bait (Ref. 3702).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
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)
استخدامات بشرية
مصائد: غير مهمة تجارياً; طعم: usually
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 27 - 28.3, mean 27.6 °C (based on 377 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00413 - 0.01752), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.6 ±0.59 se; based on food items.
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (16 of 100).
