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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.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; non migrateur; profondeur 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).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 18.0 cm TL mâle / non sexé; (Ref. 5372)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 12; Rayons mous dorsaux (Total) : 24 - 26; Épines anales: 3; Rayons mous anaux: 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).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 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). |
Niveau trophique (Réf. 69278) |
3.3 ±0.2 se; based on diet studies. |
Résilience (Réf. 120179) |
Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |
Nutriments (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); |