>
Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Acanthurus: Greek, akantha = thorn + Greek, oura = tail (Ref. 45335).
Eponymy: Sir James Emerson Tennent (1804–1869) was a politician and traveller. [...] (Ref. 128868), visit book page.
More on author: Günther.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien rifbewoner; diepte 1 - 40 m (Ref. 90102), usually 3 - 25 m (Ref. 27115). Tropical; 24°C - 28°C (Ref. 27115); 21°N - 30°S, 30°E - 116°E
Indian Ocean: East Africa to Sri Lanka and the Lesser Sunda Islands of southern Indonesia. The Red Sea record by Dor (1984, Ref. 2198) is an error.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 31.0 cm TL mannelijk / geslacht onbekend; (Ref. 3145); common length : 25.0 cm TL mannelijk / geslacht onbekend; (Ref. 3146)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 9; Dorsale zachte stralen (totaal) : 23 - 24; Anale stekels: 3; Anale zachte stralen: 22 - 23. Brown in color, specimens up to 12 cm SL with black horseshoe mark on shoulder region breaking into 2 horizontal curved bands in larger specimens; caudal spine surrounded by a black area which is then surrounded by a bluish white area; caudal fin with a white posterior border (Ref. 3145).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Inhabits lagoon and seaward reefs, 1 to over 20 m depth (Ref. 9710, 48637). Also found in slopes from silty inshore to outer reefs (Ref. 48637). Solitary or in groups (Ref. 90102). Sometimes occurs in small shoals. Grazes on benthic algae (Ref. 30573).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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 2025-2 (Global))
Gevaar voor de mens
Reports of ciguatera poisoning (Ref. 30298)
Gebruik door de mens
Visserij: commercieel; Aquarium: Commercieel
Tools
Speciale rapporten
Download XML
Internetbronnen
Schattingen op basis van modellen
Gewenste temperatuur (Ref.
123201): 24.7 - 29.1, mean 27.7 °C (based on 368 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02291 (0.01098 - 0.04781), b=2.96 (2.79 - 3.13), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.0 ±0.00 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): Low vulnerability (21 of 100).
🛈
Voedingsstoffen (Ref.
124155): Calcium = 61.2 [25.6, 175.5] mg/100g; Iron = 0.758 [0.290, 1.831] mg/100g; Protein = 18.2 [16.9, 19.4] %; Omega3 = 0.103 [0.048, 0.218] g/100g; Selenium = 18.1 [6.3, 53.5] μg/100g; VitaminA = 40.8 [9.3, 162.9] μg/100g; Zinc = 2.84 [0.90, 5.24] mg/100g (wet weight);
