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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: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino asociado a arrecife; rango de profundidad 2 - 18 m (Ref. 42056), usually 9 - 12 m (Ref. 42056). Tropical; 15°N - 25°S, 150°E - 78°W
Pacific Ocean: Marshall, Caroline, Kiribati, Tuvalu, Johnston, Marquesas; including Clipperton Atoll, Cocos and Gorgona islands. Society and Line Islands (Ref. 37792).
Tamaño / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 27.0 cm TL macho / no sexado; (Ref. 9710); peso máximo publicado: 410.75 g (Ref. 124696)
Espinas dorsales (total) : 8; Radios blandos dorsales (total) : 26 - 29; Espinas anales: 3; Radios blandos anales: 24 - 26. Lower lip papillate posteriorly. Gill rakers on anterior row 26-29, on posterior row 34-37. Has brilliant blue spots covering the head, body, and pectoral fins and blue longitudinal pinstripes on the dorsal, anal and caudal fins (Ref 1602). Anterior dorsal soft rays longer than posterior (Ref 42056).
Inhabits shallow seaward reefs (Ref. 9710). Small schools may also be found in relatively turbulent waters of the surge zone (Ref. 9267). Benthopelagic (Ref. 58302). Feeds on film algae (Ref. 89972).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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: Version 2024-2)
Threat to humans
Harmless
Human uses
Pesquerías: comercial; Acuario: Comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): 25.5 - 29.4, mean 28.8 °C (based on 220 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02138 (0.01238 - 0.03691), b=2.94 (2.79 - 3.09), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nivel trófico (Ref.
69278): 2.0 ±0.00 se; based on food items.
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (17 of 100).
Nutrients (Ref.
124155): Calcium = 31.9 [19.2, 53.3] mg/100g; Iron = 0.234 [0.125, 0.576] mg/100g; Protein = 18.2 [16.9, 19.4] %; Omega3 = 0.111 [0.071, 0.180] g/100g; Selenium = 18.1 [10.4, 33.5] μg/100g; VitaminA = 43.8 [10.2, 171.2] μg/100g; Zinc = 0.375 [0.278, 1.286] mg/100g (wet weight);
