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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: Randall.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 0 - 45 m (Ref. 42056), usually 3 - 25 m (Ref. 27115). Tropical; 24°C - 27°C (Ref. 27115); 15°N - 19°S, 111°E - 167°W
Western Central Pacific: Indonesia, Philippines, Papua New Guinea, northern Great Barrier Reef, Solomon Islands, Palau, Vanuatu and Fiji. Recently recorded from Tonga (Ref. 53797).
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) : 24 - 25; Spine anali: 3; Raggi anali molli: 22 - 23. Margins of lips papillate. Only species of Ctenochaetus with angular dorsal and anal fins. Caudal fin of juveniles forked, of adults lunate. Gill rakers on anterior row 20-21, on posterior row 20. Outer soft portion of dorsal and anal fins orange (pale in preservative). Caudal fin white. Edge of lips crenulate. Upper teeth with 2 or 3 denticulations (not including tip). Anterior gill rakers 19-23 (Ref 42056).
Body shape (shape guide): short and / or deep.
Occurs singly or in small groups along steep coral-rich drop-offs of sheltered coasts (Ref. 48637). Feeds on algae and microfauna living in between the algae (Ref. 89999). Minimum 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
Pesca: commerciale; Acquario: Commerciale
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 26.7 - 28.9, mean 27.9 °C (based on 266 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, 0.214] g/100g; Selenium = 19.8 [11.2, 35.6] μg/100g; VitaminA = 54.4 [12.5, 216.9] μg/100g; Zinc = 0.432 [0.317, 1.463] mg/100g (wet weight);
