Scientific Name
Pomacanthus annularis  
Pomacanthus annularis環紋蓋刺魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Bloch, 1787) Depth 10 - 30M
Chinese 環紋蓋刺魚 Poisonous Fish No 
Family_Chinese 蓋刺魚科 Economic Fish No 
Family F394 Pomacanthidae Edible Fish No  Chinese In Mainland China 環紋刺蓋魚 
Max Length 45 cm  Aquarium Fish Yes  Common Name 藍環神仙、神仙(臺東) 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan East 
Habitats Coral、Coastal  Holotype Locality East Indies 
Synonyms Chaetodon annularis, Pomacanthodes annularis   
Reference 臺灣魚類誌(沈等, 1993) 
Specimen List ASIZP0072246. ASIZP0805002. ASIZP0915002. FRIP22170. NMMBP06368. NMMSTP00620. NTUM02697.  
Common Name Ringed angle fish; Bluering angelfish; Blue-ringed angelfish; Blue ring angelfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic 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 20-21 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 black with alternating white and blue curved well-spaced stripes on the sides. Adults golden brown or orange with well-spaced curved horizontal stripes radiating from the pectoral-fin base area, running along the sides towards the posterior portion of the dorsal fin. Two similar blue stripes run horizontally across the face, one running through the eye, from above the snout to the edge of the operculum. A blue ring is behind and slightly above the edge of the operculum. Caudal fin is white with bright yellow margin.
habitats Inhabits coastal reefs to at least 30 m. Adults often found in pairs inside caves. Juveniles settle in very shallow inshore habitats with short filamentous algae growth on rock or dead coral substrates. Feeds on sponges and tunicates. 
Distribution Distributed from the east coast of Africa throughout Indonesia and New Guinea to New Caledonia, northward to southern Japan. It is found in eastern Taiwanese waters. 
Utility Marine aquarium fish.