Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري; مياه مخلوطة; نطاق العمق 0 - 75 m (Ref. 6949). Tropical; 21°N - 23°S, 19°W - 15°E
Eastern Atlantic: Senegal to Namibia (Ref. 57401). Also reported from Mauritania (Ref. 5377).
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 87.0 range ? - ? cm
Max length : 205 cm TL ذكر/ مختلط الجنس; (Ref. 57401); common length : 100.0 cm TL ذكر/ مختلط الجنس; (Ref. 26999); أعلا وزن تم نشرة: 50.0 kg (Ref. 57401)
الأشواك الظهرية (المجموع) : 6; الأشعة الظهرية الناعمة (المجموع) : 9; شوكة شرجية: 2; أشعه شرجية لينه: 9. Diagnosis: 122-140 (generally 125-132) scales in lateral line (Ref. 57401). Sides marked with about 20 dark, largely backwards open chevrons (Ref. 57401), which become less distinct in large specimens (Ref. 5491).
Commonly enters lagoons and estuaries (Ref. 4339, 57401). Found on the continental shelf (Ref. 36731). Feeds on fish and shrimps (Ref. 28587). Never reported to be ciguatoxic. Good food and recreational value.
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Daget, J., 2003. Sphyraenidae. p. 612-615 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57401)
IUCN Red List Status (Ref. 130435: Version 2024-2)
خطر للأنسان
Traumatogenic (Ref. 4537)
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): 22.6 - 28, mean 26.3 °C (based on 84 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00439 - 0.01091), b=2.90 (2.77 - 3.03), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.1 ±0.70 se; based on food items.
المرونه (Ref.
120179): منخفظ جدا, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أكثر من 14 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 25.1 [11.3, 65.4] mg/100g; Iron = 0.451 [0.213, 0.973] mg/100g; Protein = 20.1 [18.1, 21.8] %; Omega3 = 0.134 [0.058, 0.318] g/100g; Selenium = 55.4 [22.0, 149.4] μg/100g; VitaminA = 5.33 [1.07, 29.15] μg/100g; Zinc = 0.567 [0.349, 0.982] mg/100g (wet weight);
