Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino associati a barriera corallina; non migratori; distribuzione batimetrica 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).
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 8.0 cm TL maschio/sesso non determinato; (Ref. 5953)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
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.
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: di nessun interesse; Acquario: Commerciale
Strumenti
Rapporti speciali
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Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 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=0.02951 (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). |
Livello trofico (Fonte Biblio. 69278) |
2.9 ±0.32 se; based on food items. |
Resilienza (Fonte Biblio. 120179) |
Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.). |
Vulnerabilità della pesca (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |
Nutrienti (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); |