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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.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina revassocierade; ej vandrande; djupintervall 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).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 18.0 cm TL hane/ej könsbestämd; (Ref. 5372)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 12; Mjukstrålar i ryggfenan (totalt) : 24 - 26; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 21.
Body shape (shape guide): short and / or deep; Cross section: compressed.
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).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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 på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse; Akvarium: Kommersiell
Verktyg
Särskilda rapporter
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Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (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). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.2 se; based on diet studies. |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |
Näringsämnen (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); |