Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; non migrateur; profondeur 1 - 25 m (Ref. 9710). Tropical; 35°N - 30°S, 30°E - 125°W
Indo-Pacific: East Africa to the Samoan and Phoenix Islands, north to southern Japan, south to New Caledonia; throughout Micronesia.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 15.0 cm TL mâle / non sexé; (Ref. 9710); âge max. reporté: 13 années (Ref. 3420)
Épines dorsales (Total) : 15; Rayons mous dorsaux (Total) : 15 - 17; Épines anales: 3; Rayons mous anaux: 17 - 18.
Inhabits lagoon, channel, or protected seaward reef slopes, drop offs, coral and rubble areas (Ref. 1602). Usually in pairs or in small groups. Feeds on algae, small crustaceans and worms. Darts from one hiding place to the next. Commonly exported through the aquarium trade (Ref. 48391).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Pelagic spawner. Sex reversal is completed in 18-20 days (Ref. 34185, 34248). Also Ref. 103751.
Steene, R.C., 1978. Butterfly and angelfishes of the world. A.H. & A.W. Reed Pty Ltd., Australia. vol. 1. 144 p. (Ref. 4859)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 25 - 29.3, mean 28.5 °C (based on 3298 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03090 (0.01359 - 0.07026), b=2.89 (2.70 - 3.08), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.0 ±0.34 se; based on food items.
Generation time: 0.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (tmax=13).
Fishing Vulnerability (Ref.
59153): Low vulnerability (11 of 100).
Nutrients (Ref.
124155): Calcium = 121 [63, 185] mg/100g; Iron = 0.93 [0.55, 1.53] mg/100g; Protein = 18.5 [17.3, 19.6] %; Omega3 = 0.111 [0.066, 0.187] g/100g; Selenium = 33.8 [18.4, 64.8] μg/100g; VitaminA = 43.5 [12.3, 148.5] μg/100g; Zinc = 1.69 [1.14, 2.46] mg/100g (wet weight);
