Actinopteri (ray-finned fishes) > 
Acanthuriformes (Surgeonfishes) > 
Chaetodontidae (Butterflyfishes) 
 Etymology: Chaetodon: Greek, chaite = hair + Greek, odous = teeth (Ref. 45335).  More on author: Gray. 
 
 
 Environment: milieu / climate zone / depth range / distribution range 
 Ecology 
 
 
 
 Marine; reef-associated; depth range 2 - 43 m (Ref. 89972), usually 2 - 15 m (Ref. 1602).   Tropical; 30°N - 28°S 
  
 
 
 
 
 
 
 
 Pacific Ocean: Ryukyus, Ogasawara (Bonin) Islands and Taiwan to the Hawaiian, Marquesan, and Pitcairn islands, south to the Samoan and Austral Islands; Marianas and Marshalls in Micronesia.
 
 
 
 
 
 Size / Weight / Age
 
 
 
 Maturity: Lm ?  range ? - ? cm
 Max length : 16.0 cm TL male/unsexed; (Ref. 9710) 
  
 
 
 
 
 
 
 
 
 
 
 
 
 Found almost exclusively on exposed seaward reefs (Ref. 205). Benthopelagic (Ref. 58302). Feed mainly on polyps of Pocillopora. Solitary or in pairs. Oviparous (Ref. 205), monogamous (Ref. 52884). Form pairs during breeding (Ref. 205). 
  
 
 
 
 
 Life cycle and mating behavior 
 Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae 
 
 
 
 Distinct pairing (Ref. 205). Monogamous mating is observed as obligate, genetic and social (Ref. 52884). 
  
 
  
 
 
 
 Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
 
  
 
 
 
 
 
 IUCN Red List Status (Ref. 123251)
 
 
  
 
 
 
 CITES (Ref. 123416)
 
 
 
 Not Evaluated 
 
  
 
 
 
 
 
 
 
 Threat to humans 
 
 
 
   Harmless 
 
  
 
 
 
 
 
 Human uses 
 
 
 Aquarium: commercial 
 
 
 
 
 
 
 
 
 More information 
 
 
 
 
 
 
 
 
 ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion  
 
 
 
  
 
 
 
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 Estimates based on models 
 
 
 Preferred temperature (Ref. 
115969): 24.7 - 29.4, mean 27.9 °C (based on 991 cells). 
 
 
 
 Phylogenetic diversity index (Ref. 
82805):  PD
50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high]. 
 Bayesian length-weight: a=0.02291 (0.01123 - 0.04674), b=3.00 (2.83 - 3.17), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 
93245). 
 
 Trophic level (Ref. 
69278):  4.2   ±0.2 se; based on diet studies. 
 
 
 
 
 Resilience (Ref. 
120179):  High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.). 
 
 
 
 Vulnerability (Ref. 
59153):  Low vulnerability (12 of 100) . 
 Nutrients (Ref. 
124155):  Calcium = 111 [62, 204] mg/100g ; Iron = 0.751 [0.465, 1.435] mg/100g ; Protein = 19.5 [18.3, 20.6] % ; Omega3 = 0.167 [0.097, 0.283] g/100g ; Selenium = 28.7 [13.3, 61.0] μg/100g ; VitaminA = 69.2 [20.8, 235.3] μg/100g ; Zinc = 1.21 [0.79, 1.86] mg/100g (wet weight);