Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin; saumâtre récifal; profondeur 1 - 50 m (Ref. 28016), usually 1 - 12 m (Ref. 90102). Tropical; 30°N - 6°S, 19°E - 112°E
Indiant Ocean: from East Africa, Seychelles, Comoro Islands, Madagascar, Reunion, Mauritius and Rodriquez Island; East Andaman Sea off Thailand and Myanmar; Bali, Indonesia.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 45.0 cm SL mâle / non sexé; (Ref. 1419); common length : 30.0 cm TL mâle / non sexé; (Ref. 2871); âge max. reporté: 2.50 années (Ref. 42001)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 13 - 14; Rayons mous dorsaux (Total) : 10; Épines anales: 7; Rayons mous anaux: 9 - 10; Vertèbres: 23. Coloration highly variable; influenced by substrate's color and mood of the fish. Upper greenish to sandy brown, paler below. Color patterns extend to the fins. Spines slender, pungent and venomous. Preopercular angle 88°-98°; cheeks with few scales; midline of thorax without scales between pelvic ridges. Long flap of anterior nostril shortens with increasing age.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Inhabits inshore areas and inner reefs (Ref. 9710). Often occurs among seagrasses to browse on 'aufwuchs'. Forms schools. A food fish that is occasionally poisonous (Ref. 4537).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Woodland, D.J., 1990. Revision of the fish family Siganidae with descriptions of two new species and comments on distribution and biology. Indo-Pac. Fish. (19):136 p. (Ref. 1419)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 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=0.01738 (0.01025 - 0.02947), b=2.96 (2.82 - 3.10), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
2.3 ±0.2 se; based on diet studies. |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (tmax=2.5). |
Vulnérabilité de la pêche (Ref. 59153) |
Low to moderate vulnerability (26 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
High.
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Nutriments (Ref. 124155) |
Calcium = 32 [16, 70] mg/100g; Iron = 0.634 [0.315, 1.310] mg/100g; Protein = 19.3 [18.1, 20.5] %; Omega3 = 0.149 [0.085, 0.263] g/100g; Selenium = 23.1 [10.2, 49.1] μg/100g; VitaminA = 39 [12, 120] μg/100g; Zinc = 1.57 [0.64, 3.06] mg/100g (wet weight); based on nutrient studies. |