Scientific Name
Pomacanthus semicirculatus  
Pomacanthus semicirculatus疊波蓋刺魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Cuvier, 1831) Depth 0 - 30M
Chinese 疊波蓋刺魚 Poisonous Fish No 
Family_Chinese 蓋刺魚科 Economic Fish No 
Family F394 Pomacanthidae Edible Fish No  Chinese In Mainland China 半環刺蓋魚 
Max Length 40 cm  Aquarium Fish Yes  Common Name 藍紋神仙、神仙(臺東)、店窗(澎湖)、崁鼠(澎湖)、藍紋(澎湖)、柑仔(澎湖) 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan East、West、South、North、North East、PonFu、ShaoLiuChew、LanI Is.、Greeb IS.、Tung Sa IS.、Nan Sa IS. 
Habitats Coral、Coastal  Holotype Locality Timor, Bourou, Waigeo [Waigiou], Indonesia, and Port Praslin, New Ireland I., Bismarck Archipelago 
Synonyms Holacanthus alternans, Holacanthus lepidolepis, Holacanthus reginae, Holacanthus semicirculatus, Pomacanthops semicirculatus   
Reference 臺灣魚類誌(沈等, 1993);福建魚類誌(朱等, 1985)  王律棚 2009 
Specimen List ASIZP0054198. ASIZP0055088. ASIZP0057025. ASIZP0057107. ASIZP0058136. ASIZP0058137. ASIZP0058622. ASIZP0058889. ASIZP0059049. ASIZP0060659. ASIZP0063462. ASIZP0066507. ASIZP0066508. ASIZP0066547. ASIZP0070407. ASIZP0070743. ASIZP0801436. ASIZP0801437. ASIZP0801438. ASIZP0911436. ASIZP0911437. ASIZP0911438. BPBMI23264. BPBMI8668. FRIP00887. FRIP03069. FRIP20353. FRIP21243. FRIP21293. FRIP21348. FRIP22187. FRIP22366. NMMBP00614. NMMBP00615. NMMBP00771. NMMBP00773. NMMBP00833. ...List all 90 records... 
Barcode2012-01-08,柯慧玲,CO1,100% 2012-01-08,柯慧玲,CO1,100% 2012-01-08,柯慧玲,CO1,100%
Common Name Semicircle angelfish; Koran 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 20-23 soft rays, and posterior corner of dorsal fin pointed and elongated posteriorly in adults; anal fin with III spines and 18-21 soft rays; caudal fin rounded. Juveniles of this species are bluish black with concentric white semi-circles. Adults brownish on anterior and posterior third of the body; middle portion greenish or yellowish; numerous blue spots on the sides; posterior part of dorsal and anal fins prolonged as a filament, the tips bright yellow.
habitats Juveniles inhabit shallow protected areas, while adults prefer coastal reefs with heavy coral growth providing ample hiding places. Generally solitary or in pairs. Feeds on sponges, tunicates, and algae. 
Distribution Widely distributed in Indo-West Pacific from Red Sea and East Africa to Samoa, north to southern Japan, south to Western Australia and New South Wales, including Lord Howe Island. Widely around coral reefs in Taiwan. 
Utility Marine aquarium fish.