Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; brackvatten pelagic-neritic; djupintervall 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).
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 87.0  range ? - ? cm
Max length : 205 cm TL hane/ej könsbestämd; (Ref. 57401); common length : 100.0 cm TL hane/ej könsbestämd; (Ref. 26999); publicerad maxvikt: 50.0 kg (Ref. 57401)
Taggstrålar i ryggfenan (totalt) : 6; Mjukstrålar i ryggfenan (totalt) : 9; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 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).
Body shape (shape guide): elongated.
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.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Traumatogenic (Ref. 4537)
Mänskliga användningsområden
Fiskeri: kommersiell; sportfisk: ja
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00692 (0.00452 - 0.01058), b=2.91 (2.79 - 3.03), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.1 ±0.70 se; based on food items. |
Resiliens (Ref. 120179) |
Mycket låg, lägsta populationsfördubblingstid mer än 14 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Very high vulnerability (78 of 100). 🛈 |
Priskategori (Ref. 80766) |
Medium.
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Näringsämnen (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); |