Environment: milieu / climate zone / profondeur / distribution range
Écologie
marin; saumâtre démersal; profondeur 20 - 50 m (Ref. 28016). Tropical; 26°C - 29°C (Ref. 4959); 37°N - 27°S, 37°E - 170°W
Indo-West Pacific: Red Sea and East Africa to Samoa and Fiji, north to Japan, south to northeastern Australia.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 21.0 cm TL mâle / non sexé; (Ref. 3424); common length : 17.0 cm TL mâle / non sexé; (Ref. 3424)
Épines dorsales (Total) : 8; Rayons mous dorsaux (Total) : 16; Épines anales: 3; Rayons mous anaux: 14. Deep bodied and vertical dark bars on upper sides. Long filament on dorsal spine (Ref. 48635). Silvery body. Naked head; with nuchal spine. Protracted mouth pointing downward. Thin scales on breast. 2nd dorsal spine elongated.
Body shape (shape guide): short and / or deep; Cross section: compressed.
Found in coastal waters. May also enter semi-enclosed sea areas and estuaries (Ref. 11230). Euryhaline (Ref. 12743). Forms schools (Ref. 30573). Feeds on polychaetes, small crustaceans, and small fish (Ref. 5213).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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: intérêt commercial mineur
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Réf.
123201): 24.2 - 28.7, mean 27.9 °C (based on 345 cells).
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.01521 - 0.02618), b=3.08 (3.00 - 3.16), in cm total length, based on LWR estimates for this species (Ref.
93245).
Niveau trophique (Réf.
69278): 3.4 ±0.39 se; based on food items.
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (11 of 100).
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