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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
Écologie
marin récifal; profondeur 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.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL mâle / non sexé; (Ref. 9710)
Épines dorsales (Total) : 12; Rayons mous dorsaux (Total) : 25 - 27; Épines anales: 3; Rayons mous anaux: 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).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Form pairs during breeding (Ref. 205).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 21.8 - 28.9, mean 25.6 °C (based on 39 cells).
Phylogenetic diversity index (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).
Niveau trophique (Ref.
69278): 3.0 ±0.0 se; based on diet studies.
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (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);