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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.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) Υφαλόφιλο(α); εύρος βάθους 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.
Μέγεθος / Βάρος / Age
Maturity: Lm ? range ? - ? cm
Max length : 16.0 cm SL αρσενικό/απροσδιόριστο; (Ref. 48637)
Ραχιαίες άκανθες (συνολικά) : 8; Μαλακές ραχιαίες ακτίνες (συνολικά) : 25 - 28; Εδρικές άκανθες: 3; Μαλακές εδρικές ακτίνες: 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).
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.
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 25.2 - 29.3, mean 28.6 °C (based on 1221 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02344 (0.01098 - 0.05004), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (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);
