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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Ctenochaetus: Greek, kteis, ktenos = comb + Greek, chaite = hair (Ref. 45335); cyanocheilus: Named for its blue lips (Greek 'cyano' for blue and 'cheilos' for lip).
More on authors: Randall & Clements.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 1 - 60 m (Ref. 90102), usually 7 - 15 m (Ref. 48637). Tropical; 28°N - 24°S, 115°E - 67°E (Ref. 37792)
Western Pacific: Ogasawara Islands, south through the Philippines and Indonesia to the Great Barrier Reef and New Caledonia, east to Samoa in the South Pacific, to the Marshall Islands.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 16.0 cm SL maschio/sesso non determinato; (Ref. 48637)
Spine dorsali (totale) : 8; Raggi dorsali molli (totale) : 25 - 28; Spine anali: 3; Raggi anali molli: 22 - 26. Color orangish brown to dark brown with bluish lines following scale rows; chest with bluish cast; head, anterior body above pectoral-fin base, and chest with very small pale yellowish spots; lips blue; orbit narrowly rimmed with dull yellow. Median fins dark brown, dorsal with bluish lines extending in from body. Young bright yellow. Lip margins smooth to finely papillate. Caudal fin emarginate (Ref. 42056).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Inhabits inner to outer reef with rich coral growth, usually on upper part of slopes in 7-15 meters depth (Ref. 48637). Solitary or in groups, grazing on algae (Ref. 90102). Maximum depth reported taken from Ref. 128797.
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 25.2 - 29.3, mean 28.6 °C (based on 1221 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02291 (0.01059 - 0.04956), b=2.96 (2.79 - 3.13), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
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 (10 of 100).
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Nutrienti (Ref.
124155): Calcium = 41.8 [25.9, 70.7] mg/100g; Iron = 0.263 [0.142, 0.645] mg/100g; Protein = 18 [17, 19] %; Omega3 = 0.133 [0.085, 0.215] g/100g; Selenium = 19.9 [11.3, 35.8] μg/100g; VitaminA = 54.4 [12.5, 216.9] μg/100g; Zinc = 0.432 [0.316, 1.460] mg/100g (wet weight);