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Acanthuriformes (Surgeonfishes) >
Chaetodontidae (Butterflyfishes)
Etymology: Hemitaurichthys: Greek, hemi = half + Greek, taureia = skin of bull + Greek, ichthys = fish (Ref. 45335).
More on author: Bennett.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; standvastig; diepte 1 - 40 m (Ref. 90102). Tropical; - 28°S
Indian Ocean from East Africa and Oman to Andaman Sea and Indonesia (western Sumatra, and south-western Java).
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL mannelijk / geslacht onbekend; (Ref. 5372)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 12; Dorsale zachte stralen (totaal) : 24 - 26; Anale stekels: 3; Anale zachte stralen: 21.
Inhabit open water off the reef edge (Ref. 6113), to depths greater than 35 m (Ref. 9710). Form large schools. Feed on zooplankton and algae (Ref. 5503) above the reef (Ref. 5372). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205). Replaced by H. polylepsis at Christmas and Cocos-Keeling Islands (Ref. 90102).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Form pairs during breeding (Ref. 205).
Heemstra, P.C., 1986. Chaetodontidae. p. 627-632. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 5372)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang; Aquarium: Commercieel
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 29, mean 27.8 °C (based on 824 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02239 (0.01097 - 0.04568), b=3.01 (2.84 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.2 se; based on diet studies.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 96.7 [51.0, 151.9] mg/100g; Iron = 0.91 [0.53, 1.49] mg/100g; Protein = 18.5 [17.3, 19.6] %; Omega3 = 0.117 [0.069, 0.192] g/100g; Selenium = 33.1 [17.0, 64.2] μg/100g; VitaminA = 74.8 [22.8, 247.3] μg/100g; Zinc = 1.29 [0.85, 1.86] mg/100g (wet weight);