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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Ctenochaetus: Greek, kteis, ktenos = comb + Greek, chaite = hair (Ref. 45335).
More on author: Bennett.
Taxonomic Remarks
References with country records other than those from Hawaii and Johnston Islands refer to different species.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien rifbewoner; diepte 1 - 113 m (Ref. 42056). Tropical; 21°C - 27°C (Ref. 27115); 23°N - 16°N, 170°W - 154°W
Eastern Central Pacific: endemic to the Hawaiian Islands and Johnston Island.
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturiteit: Lm 14.5  range ? - ? cm
Max length : 15.4 cm SL mannelijk / geslacht onbekend; (Ref. 137577)
Dorsale stekels (totaal) : 8; Dorsale zachte stralen (totaal) : 25 - 28; Anale stekels: 3; Anale zachte stralen: 22 - 25. Yellow on edge of orbit broad and conspicuous (pale in preservative), especially posteriorly. Small spots on head blue, not extending onto anterior body or chest. Posterior gill rakers 30-36 (Ref 42056).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Benthopelagic over coral, rock, and rubble (Ref. 58302). Solitary. Mainly diurnal (Ref. 4887). Feeds on detritus by whisking its comb-like teeth over the bottom as it closes its mouth (Ref. 3921).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Spawn in pairs (Ref. 240).
Randall, J.E and K.D. Clements, 2001. Second revision of the surgeonfish genus Ctenochaetus (Perciformes: Acanthuridae), with descriptions of two new species. Indo-Pac. Fish. (32):33 p. (Ref. 42056)
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
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Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02291 (0.01369 - 0.03832), b=3.03 (2.89 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
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0 |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (K=0.9). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low to moderate vulnerability (28 of 100). 🛈 |
Prijsklasse (Ref. 80766) |
Medium.
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Voedingsstoffen (Ref. 124155) |
Calcium = 36.5 [21.5, 62.2] mg/100g; Iron = 0.234 [0.123, 0.562] mg/100g; Protein = 17.8 [16.5, 19.1] %; Omega3 = 0.145 [0.088, 0.239] g/100g; Selenium = 21.2 [11.4, 39.3] μg/100g; VitaminA = 69.9 [15.6, 295.7] μg/100g; Zinc = 0.43 [0.30, 1.45] mg/100g (wet weight); |