Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien; brak water demersaal; amfidroom (Ref. 51243); diepte 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.
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 7.9, range 8 - 9.1 cm
Max length : 11.3 cm SL mannelijk / geslacht onbekend; (Ref. 7050); common length : 8.0 cm TL mannelijk / geslacht onbekend; (Ref. 3424)
Dorsale stekels (totaal) : 8; Dorsale zachte stralen (totaal) : 16; Anale stekels: 3; Anale zachte stralen: 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.
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel
Tools
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Estimates based on models
Preferred temperature (Ref.
123201): 22 - 28.5, mean 27.2 °C (based on 1101 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5078 [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).
Trofisch niveau (Ref.
69278): 2.8 ±0.27 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (K=1.20-1.50).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
