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Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Perciformes  
 Family Pomacanthidae  
 Genus Pomacanthus  
  Pomacanthus imperator  (Bloch, 1787) 
Provider: Kwang-Tsao Shao 
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Synonyms:Acanthochaetodon imperatorAcanthochaetodon nicobariensisChaetodon imperatorChaetodon nicobariensisHolacanthus imperatorHolacanthus nicobariensisPomacanthodes imperatorPomacanthus nicobariensis  details
Citation: 臺灣魚類誌(沈等, 1993)
Character: Body oval, deep, strongly compressed. Preorbital bone convex and without strong spines. 1 prominent spines at angle of preopercle. Ventral edge of interopercle serrated. Eye moderately small. Mouth small, terminal, protractile, gape not extending to anterior rim or orbit. Scale on middle of body with focus before or just on anterior margin of exposed portion. Dorsal fin with XIII spines and 19-21 soft rays, and posterior corner of dorsal fin pointed and elongated posteriorly in adults; anal fin with III spines and 20 soft rays; caudal fin rounded. Juveniles are bluish black with concentric white circles. Adults blue with close-set horizontal yellow stripes on the sides and the adjoining dorsal and anal fins. Snout and cheek bluish white; eye enclosed in a black vertical bar with blue edge; pectoral fin base area also black. 
Habitat: Juveniles are encountered under ledges, or in holes of outer lagoon patch reefs or semi-protected areas of exposed channels and outer reef flats. Subadults move to reef front holes and surge channels. Large adults inhabit ledges and caves in areas of rich 
Distribution: Widely distributed in Indo-Pacific from. It is mainly found in eastern and southern Taiwanese waters. 
Utility: Marine aquarium fish.  
Name Code: 382302
  IUCN Red List:LC      Marine     
Suggested Link    The Fish Database of Taiwan  FishBase  Discover Life  World Register of Marine Species (WoRMS) 
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