Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά); Υφάλμυρο; εύρος βάθους 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 / Μέγεθος / Βάρος / Age
Maturity: Lm 87.0 range ? - ? cm
Max length : 205 cm TL αρσενικό/απροσδιόριστο; (Ref. 57401); common length : 100.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 26999); μεγ. δημοσιευμένο βάρος: 50.0 kg (Ref. 57401)
Ραχιαίες άκανθες (συνολικά) : 6; Μαλακές ραχιαίες ακτίνες (συνολικά) : 9; Εδρικές άκανθες: 2; Μαλακές εδρικές ακτίνες: 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
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
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)
Threat to humans
Traumatogenic (Ref. 4537)
Human uses
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Εργαλεία
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Διαδικτυακές πηγές
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=0.00724 (0.00435 - 0.01206), b=2.89 (2.75 - 3.03), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 4.1 ±0.70 se; based on food items.
Ελαστικότητα (Ref.
120179): Πολύ χαμηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού > 14 έτη (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);
