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Perciformes (Perch-likes) >
Carangidae (Jacks and pompanos) > Trachinotinae
Etymology: Trachinotus: Greek, trachys, -eia, -ys = rough + Greek,noton = back (Ref. 45335).
البيئة / مناخ / المدى
البيئة
; بحري; مياه مخلوطة مرتبطة بالشعاب; نطاق العمق 0 - 36 m (Ref. 3277), usually 0 - 30 m (Ref. 55175). Subtropical, preferred ?; 42°N - 25°S, 100°W - 30°W (Ref. 55175)
Western Atlantic: Massachusetts, USA to southeastern Brazil, including Bahamas and many of the West Indies.
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 54.7, range 48 - ? cm
Max length : 122 cm FL ذكر/ مختلط الجنس; (Ref. 40637); common length : 94.0 cm FL ذكر/ مختلط الجنس; (Ref. 3277); أعلا وزن تم نشرة: 36.0 kg (Ref. 5217); العمر: 23 سنين (Ref. 42149)
الأشواك الظهرية (المجموع): 6 - 7; الأشعة الظهرية الناعمة (المجموع): 18-21; شوكة شرجية 2-3; أشعه شرجية لينه: 16 - 18. Dorsal and anal fins have very long, dark anterior lobes (Ref. 26938). No scutes; a broad patch of orange-yellow on abdomen in front of anal fin; pectoral fins blackish (Ref. 13442).
Adults frequently in channels or holes, over sandy flats, around reefs, and at times over mud bottoms; usually solitary or in small schools; smaller fish tolerate brackish water. Spawn offshore (Ref. 26938). During the summer, juveniles are found in large schools especially in the surf zone along sandy beaches. Adults feed on mollusks, crabs, shrimps, and small fishes; juveniles on benthic invertebrates. Excellent food fish (Ref. 9626). Highly esteemed game fish caught on light tackle (Ref. 26938).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | 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. 115185)
CITES (Ref. 94142)
Not Evaluated
استخدامات بشرية
مصائد: تجاري; الأستزراع المائي: تجاري; لعبة سمكه: نعم; حوض مائي: احواض مائية عامة
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03090 (0.01461 - 0.06537), b=2.88 (2.69 - 3.07), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.0 ±0.2 se; Based on diet studies.
المرونه (Ref.
69278): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (tm=3; tmax=23).
Prior r = 0.49, 2 SD range = 0.3 - 0.80, log(r) = -0.71, SD log(r) = 0.25, Based on: 1 K, 3 tgen, 1 tmax, records
عرضة للخطر (Ref.
59153): Moderate vulnerability (42 of 100) .
