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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Argyrosomus: Greek, argyros = silvered, silver + Greek, soma = body (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع. Subtropical; 24°S - 36°S, 25°E - 35°E (Ref. 56860)
Western Indian Ocean: Mozambique to Port Elizabeth, South Africa; also from the west coast of Madagascar.
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 33.0  range ? - ? cm
Max length : 71.0 cm TL ذكر/ مختلط الجنس; (Ref. 4373); common length : 40.0 cm TL ذكر/ مختلط الجنس; (Ref. 3490); أعلا وزن تم نشرة: 12.0 kg (Ref. 11025)
الأشواك الظهرية (المجموع) : 11; الأشعة الظهرية الناعمة (المجموع) : 26 - 28; شوكة شرجية: 2; أشعه شرجية لينه: 6 - 7. Body silvery, fins orange-brown or yellowish (Ref. 4373).
Found in coastal waters. Juveniles are found on sand or mud substrate and the adults predominantly on reef (Ref. 12200). Spawns in the winter (Ref. 12199). An important food fish. Sold fresh in markets.
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. World fishes important to North Americans. Exclusive of species from the continental waters of the United States and Canada. Am. Fish. Soc. Spec. Publ. (21):243 p. (Ref. 4537)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: تجاري; لعبة سمكه: نعم
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 23.7 - 25.2, mean 24.7 °C (based on 10 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [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): 4.1 ±0.7 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (48 of 100).