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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
Ökologie
seewasser riff-verbunden; tiefenbereich 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.
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL Männchen/unbestimmt; (Ref. 9710)
Rückenflossenstacheln (insgesamt) : 12; Rückenflossenweichstrahlen (insgesamt) : 25 - 27; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 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 | Fortpflanzung | 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)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell; Aquarium: Kommerziell
Tools
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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).
Trophic level (Ref.
69278): 3.0 ±0.0 se; based on diet studies.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (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);