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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Acanthurus: Greek, akantha = thorn + Greek, oura = tail (Ref. 45335).
More on author: Bennett.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 0 - 25 m (Ref. 9710), usually 0 - 25 m (Ref. 27115). Tropical; 23°C - 28°C (Ref. 27115); 26°N - 30°S, 31°E - 129°E
Indian Ocean: eastern Africa to the Andaman Sea, southwest Indonesia and Christmas Island; with range extended to Bali, Indonesia in Western Pacific (Ref. 37792).
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 13.8 range ? - ? cm
Max length : 54.0 cm TL mannelijk / geslacht onbekend; (Ref. 30573); common length : 19.0 cm TL mannelijk / geslacht onbekend; (Ref. 30573)
Dorsale stekels (totaal) : 9; Dorsale zachte stralen (totaal) : 28 - 30; Anale stekels: 3; Anale zachte stralen: 23 - 26. Blue with a white chest (Ref. 3145). Head black with a broad white band from pectoral-fin base to throat. No distinct white spot or broad white band below eye. Dorsal fin yellow (except white margin and black submarginal line). Anal and pelvic fins white (Ref 9808).
Inhabits shallow, clear coastal and island coral reefs (Ref. 9710). Usually found on reef flats and along upper seaward slopes (Ref. 9710). May occur singly or in large feeding aggregations. Monogamous (Ref. 52884). Feeds on benthic algae; on small, sparsely scattered algae and small growths in crevices (Ref. 28026). Caught with nets (Ref. 30573). Marketed fresh.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Paired spawning (Ref. 240). Monogamous mating is observed as both obligate and social (Ref. 52884).
Randall, J.E., 1956. A revision of the surgeonfish genus Acanthurus. Pac. Sci. 10(2):159-235. (Ref. 1920)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang; Aquarium: Commercieel
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 25.8 - 29, mean 27.5 °C (based on 354 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02089 (0.01221 - 0.03575), b=2.93 (2.79 - 3.07), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.0 ±0.00 se; based on food items.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (42 of 100).
Nutrients (Ref.
124155): Calcium = 43.2 [17.9, 124.2] mg/100g; Iron = 0.653 [0.249, 1.575] mg/100g; Protein = 18.3 [16.9, 19.5] %; Omega3 = 0.0883 [, ] g/100g; Selenium = 18.4 [6.3, 51.1] μg/100g; VitaminA = 33.7 [7.7, 135.1] μg/100g; Zinc = 2.52 [0.79, 4.63] mg/100g (wet weight);
