Teleostei (teleosts) >
Acanthuriformes (Surgeonfishes) >
Chaetodontidae (Butterflyfishes)
Etymology: Heniochus: Greek, enioi, -ai, -a = sometimes, some + Greek, oche = food (Ref. 45335).
More on author: Cuvier.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 2 - 30 m (Ref. 30874). Tropical; 32°N - 32°S
Indo-Pacific: East Africa to the Tuamoto Islands, north to southern Japan, south to New South Wales and Tonga.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 24.0 cm TL male/unsexed; (Ref. 5372)
Occur in lagoon and seaward reefs with rich coral growth. Juveniles solitary; adults are often paired and occasionally found hovering side by side under tabular corals (Ref. 1602). Feed on bottom living animals (Ref. 6113), e.g. invertebrates associated with algal zones (Ref. 5503). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205). Minimum depth reported taken from Ref. 30874.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Form pairs during breeding (Ref. 205).
Steene, R.C., 1978. Butterfly and angelfishes of the world. A.H. & A.W. Reed Pty Ltd., Australia. vol. 1. 144 p. (Ref. 4859)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: commercial; aquarium: commercial
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Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 29.3, mean 28.3 °C (based on 3917 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02042 (0.01294 - 0.03221), b=3.05 (2.92 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.37 se; based on food items.
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
Nutrients (Ref.
124155): Calcium = 76.1 [39.9, 118.8] mg/100g; Iron = 0.703 [0.422, 1.121] mg/100g; Protein = 18.8 [17.7, 19.9] %; Omega3 = 0.114 [0.072, 0.177] g/100g; Selenium = 30.7 [18.0, 56.9] μg/100g; VitaminA = 49.8 [15.1, 158.1] μg/100g; Zinc = 1.18 [0.81, 1.68] mg/100g (wet weight);