Environment: milieu / climate zone / profondeur / distribution range
Écologie
marin; saumâtre démersal; amphidrome (Ref. 51243); profondeur 10 - 150 m (Ref. 4376). Tropical; 26°C - 29°C (Ref. 4959); 29°N - 33°S, 28°E - 149°W
Indo-West Pacific: Red Sea, Persian Gulf and East Africa to Australia, New Caledonia and Tahiti.
Length at first maturity / Taille / Poids / Âge
Maturité: Lm 7.9, range 8 - 9.1 cm
Max length : 11.3 cm SL mâle / non sexé; (Ref. 7050); common length : 8.0 cm TL mâle / non sexé; (Ref. 3424)
Épines dorsales (Total) : 8; Rayons mous dorsaux (Total) : 16; Épines anales: 3; Rayons mous anaux: 14. Body silvery. Naked head; with nuchal spine. Mouth strongly oblique; nostrils situated above eyes (Ref. 48635). Protracted mouth pointing upward; Tip of maxilla reaching well below level of lower margin of eye. Body depth twice or slightly more than standard length. Lateral line ending before dorsal fin.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Schooling species found in shallow waters, usually near the bottom (Ref. 30573). Occasionally enters brackish waters (Ref. 4833, 48635). Swims in loose groups (Ref. 48635). Feeds on zooplankton including copepods, mysids, and larval fishes and crustaceans (Ref. 11441). Sold fresh and dried salted; also used for fishmeal.
James, P.S.B.R., 1984. Leiognathidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51). Vol. 2. FAO, Rome. pag. var. (Ref. 3424)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Réf.
123201): 22 - 28.5, mean 27.2 °C (based on 1101 cells).
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00942 - 0.01606), b=2.99 (2.92 - 3.06), in cm total length, based on LWR estimates for this species (Ref.
93245).
Niveau trophique (Réf.
69278): 2.8 ±0.27 se; based on food items.
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (K=0.3-1.50).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
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