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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Plagioscion: Greek, plagios = oblique + Greek, skiaina, skion = barbel, red mullet (Ref. 45335).
More on author: Heckel.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة; سمكة نهرية (Ref. 51243). Tropical; 22°C - 27°C (Ref. 12468)
South America: Amazon, Orinoco, Paraná, Paraguay, and São Francisco River basins and rivers fo Guianas.
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 20.7 range ? - ? cm
Max length : 80.0 cm TL ذكر/ مختلط الجنس; (Ref. 36888); أعلا وزن تم نشرة: 4.5 kg (Ref. 40637)
الأشواك الظهرية (المجموع) : 11; الأشعة الظهرية الناعمة (المجموع) : 30 - 34; شوكة شرجية: 2; أشعه شرجية لينه: 5 - 6. Vertebral column extends into caudal fin. Black spot near the base of the pectorals. Dorsal posterior margin of operculum slightly toothed.
Occupies very diverse biotopes and carries out its biological cycle in freshwater as well as in brackish water (Ref. 27188). Juveniles feed on larvae of crustaceans (especially Macrobrachium), aquatic insects and copepods. Adults prey on fish. Captured during the rainy season (Ref. 35237).
Casatti, L., 2003. Sciaenidae (Drums or croakers). p. 599-602. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36888)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
مصائد: تجاري; الأستزراع المائي: تجاري; لعبة سمكه: نعم; حوض مائي: تجاري
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00796 - 0.00953), b=3.08 (3.06 - 3.10), in cm total length, based on LWR estimates for this species (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.4 ±0.5 se; based on diet studies.
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (K=0.11-0.22; tm=1-1.5).
Fishing Vulnerability (Ref.
59153): High vulnerability (62 of 100).
Nutrients (Ref.
124155): Calcium = 47.4 [22.8, 100.6] mg/100g; Iron = 0.868 [0.407, 1.560] mg/100g; Protein = 18.9 [17.6, 20.2] %; Omega3 = 0.344 [0.122, 0.954] g/100g; Selenium = 73.9 [29.6, 172.3] μg/100g; VitaminA = 85.8 [22.4, 311.3] μg/100g; Zinc = 1.18 [0.79, 1.79] mg/100g (wet weight);
