Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Perciformes  
 Family Acanthuridae  
 Genus Naso  
  Naso annulatus  (Quoy & Gaimard, 1825) 
Provider: Chen, Jeng-Ping 
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Synonyms:Naso herreiPriodon annulatus  details
Citation: 臺灣魚類誌(沈等, 1993);Fishes of the Great Barrier Reef and Coral Sea(Randall et al.,1990)
Character: Dorsal-fin rays V, 28-29 ; anal-fin rays II, 27-28 ; pectoral-fin rays 17-19 ; pelvic-fin rays I,3. Body plain brown or olivaceous, paler below; subadults with black caudal rays, narrow margins and white caudal filaments; pectoral fins with white distal margins.  
Habitat: Occurs in shallow clear coastal to outer reef slopes, but large adults steep drop-offs in more than 25m, usually in small groups, but occasionally in large schools. Feed on large zooplankton and benthic algae during the day, and shelter within the reef du 
Distribution: Indo-Pacific: East Africa to the Hawaiian, Marquesan, and Tuamotu islands, north to southern Japan, south to Lord Howe Island; throughout Micronesia. Mascarene, Line and Society Islands. Taiwan: South, Hsiaoliuchiu, Penghu, Lanyu, Lyudao, East, North-East 
Utility: Commercial aquarium species. 
Name Code: 381279
  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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