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Acanthuriformes (Surgeonfishes) >
Acanthuridae (Surgeonfishes, tangs, unicornfishes) > Acanthurinae
Etymology: Ctenochaetus: Greek, kteis, ktenos = comb + Greek, chaite = hair (Ref. 45335); truncatus: From its adults' truncated caudal fin.
More on authors: Randall & Clements.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 1 - 21 m (Ref. 42056). Tropical
Indian Ocean.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 16.0 cm SL mâle / non sexé; (Ref. 48637)
Épines dorsales (Total) : 8; Rayons mous dorsaux (Total) : 25 - 27; Épines anales: 3; Rayons mous anaux: 23 - 25. Body with numerous very small blue to yellow spots in life. Caudal concavity at most 16.5 in SL (Ref 42056).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Inhabits sheltered inner reef crests and slopes. Usually among large corals or in gutters, singly or in small groups (Ref. 48637).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 24.9 - 29.3, mean 28.2 °C (based on 900 cells).
Indice de diversité phylogénétique (Réf.
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).
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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Nutriments (Ref.
124155): Calcium = 44.1 [26.8, 74.2] mg/100g; Iron = 0.265 [0.142, 0.647] mg/100g; Protein = 18.1 [16.8, 19.3] %; Omega3 = 0.123 [0.078, 0.199] g/100g; Selenium = 17 [10, 30] μg/100g; VitaminA = 55.5 [13.1, 214.6] μg/100g; Zinc = 0.442 [0.327, 1.494] mg/100g (wet weight);