Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; non migrateur; profondeur 6 - 40 m (Ref. 9710). Tropical
Western Indian Ocean: Somalia to East London, South Africa. Also around oceanic islands. Common off East Africa (Ref. 9710).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 8.0 cm TL mâle / non sexé; (Ref. 5953)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Head, upper sides, dorsal, and caudal fins golden yellow; lower two-thirds of the body and the anal fin black with numerous close-set purple spots.
Body shape (shape guide): short and / or deep; Cross section: compressed.
Inhabits areas with coral rubble and frequently occurs in small groups of up to about 10 individuals. Feeds on small invertebrates and algae (Ref. 5503). Spawns at sunset; male stimulating the emission of eggs with biting motions on female's abdomen; eggs released and abandoned in open water without any particular parental care (Ref. 5503). Popular aquarium fish in Natal. Occasionally exported from Kenya.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Bi-directional sex change has been confirmed for this species (Ref. 103751).
Allen, G.R., 1985. Butterfly and angelfishes of the world. Vol. 2. 3rd edit. in English. Mergus Publishers, Melle, Germany. (Ref. 4858)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
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]. |
|
Bayesian length-weight
|
a=0.02951 (0.01298 - 0.06710), 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 (Réf. 69278) |
2.9 ±0.32 se; based on food items. |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |
Nutriments (Ref. 124155) |
Calcium = 125 [61, 193] mg/100g; Iron = 0.772 [0.462, 1.296] mg/100g; Protein = 18.1 [16.9, 19.3] %; Omega3 = 0.126 [0.074, 0.209] g/100g; Selenium = 23.6 [12.5, 44.2] μg/100g; VitaminA = 114 [32, 393] μg/100g; Zinc = 1.86 [1.26, 2.70] mg/100g (wet weight); |