Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; saumâtre; profondeur 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 / Taille / Poids / Âge
Maturity: Lm 87.0 range ? - ? cm
Max length : 205 cm TL mâle / non sexé; (Ref. 57401); common length : 100.0 cm TL mâle / non sexé; (Ref. 26999); poids max. publié: 50.0 kg (Ref. 57401)
Épines dorsales (Total) : 6; Rayons mous dorsaux (Total) : 9; Épines anales: 2; Rayons mous anaux: 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
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Traumatogenic (Ref. 4537)
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
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).
Niveau trophique (Ref.
69278): 4.1 ±0.70 se; based on food items.
Résilience (Ref.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (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);
