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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: Randall.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien rifbewoner; diepte ? - 45 m (Ref. 89972). Subtropical
Pacific: Pitcairn, Easter and Rurutu in the Austral Islands.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 20.8 cm NG mannelijk / geslacht onbekend; (Ref. 89467)
Dorsale stekels (totaal) : 15 - 16.
Body shape (shape guide): short and / or deep.
Inhabit seaward reefs (Ref. 9710); apparently a deep dweller, collected and observed only on a small section of a well-developed coral reef ('The Bear', off Gannett Ridge, north side of Pitcairn); collected with spears and rotenone (Ref. 4858). Feed on zooplankton. Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Form pairs during breeding (Ref. 205).
Randall, J.E., 1975. Three new butterflyfishes (Chaetodontidae) from Southeast Oceania. U O 25:12-22. (Ref. 10485)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02239 (0.01112 - 0.04506), 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) |
3.4 ±0.45 se; based on food items. |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |
Voedingsstoffen (Ref. 124155) |
Calcium = 58.1 [26.2, 100.5] mg/100g; Iron = 0.876 [0.466, 1.615] mg/100g; Protein = 19.3 [18.0, 20.5] %; Omega3 = 0.178 [0.094, 0.336] g/100g; Selenium = 16.3 [7.4, 34.7] μg/100g; VitaminA = 42.7 [10.6, 175.5] μg/100g; Zinc = 0.812 [0.496, 1.264] mg/100g (wet weight); |