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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: Fowler.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 4 - 300 m (Ref. 1602). Tropical; 31°N - 24°S, 136°E - 130°W
Pacific Ocean: Mariana, Samoa, Johnston, Hawaiian, Line (Ref. 9710), and Tuamoto islands.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL mannelijk / geslacht onbekend; (Ref. 9710)
Dorsale stekels (totaal) : 12; Dorsale zachte stralen (totaal) : 25 - 27; Anale stekels: 3; Anale zachte stralen: 20 - 21.
Found in coral reefs (Ref. 43239). Occur in schools above steep outer reef slopes at depths below 10 m to 300 m and sometimes above clear lagoon reefs at depths as shallow as 4 m. Uncommon (Ref. 9710). Benthopelagic (Ref. 58302). Feeds on zooplanktons (Ref. 89972). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Form pairs during breeding (Ref. 205).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel; Aquarium: Commercieel
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 21.8 - 28.9, mean 25.6 °C (based on 39 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02239 (0.01117 - 0.04486), b=3.02 (2.85 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.0 ±0.0 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 = 87.2 [44.4, 138.7] mg/100g; Iron = 0.912 [0.530, 1.555] mg/100g; Protein = 18.2 [16.9, 19.5] %; Omega3 = 0.138 [0.078, 0.246] g/100g; Selenium = 50.6 [24.4, 103.6] μg/100g; VitaminA = 67.6 [17.7, 252.5] μg/100g; Zinc = 1.29 [0.84, 1.86] mg/100g (wet weight);