Scientific Name
Chaetodon lunulatus  
Pronounce  
 Chaetodon lunulatus弓月蝴蝶魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author Quoy & Gaimard, 1825 Depth 3 - 20M
Chinese 弓月蝴蝶魚 Poisonous Fish No 
Family_Chinese 蝴蝶魚科 Economic Fish No 
Family F393　Chaetodontidae Edible Fish No  Chinese In Mainland China 弓月蝴蝶魚 
Max Length 12 cm  Aquarium Fish Yes  Common Name 冬瓜蝶、蝶仔(臺東) 
Distribution in World Middle West Pacific Ocean   Distribution in Taiwan East、South、North East、PonFu、ShaoLiuChew、LanI Is.、Greeb IS.、Tung Sa IS.、Nan Sa IS. 
Habitats Coral、Coastal、Lagoon  Holotype Locality Hawaiian Is., U.S.A. or possibly Guam 
Synonyms  
Reference 臺灣魚類誌(沈等, 1993)  沈世傑 編 Shih-Chieh Shen ed. 1993 
Specimen List ASIZP0067075. ASIZP0067412. ASIZP0069930. ASIZP0071218. ASIZP0073522. ASIZP0073588. ASIZP0802752. ASIZP0802839. ASIZP0803317. ASIZP0806071. ASIZP0806137. ASIZP0912752. ASIZP0912839. ASIZP0913317. ASIZP0916071. ASIZP0916137. ASIZP0916920. FRIP22393. NMNSF00662. NTMP0501.  
Barcode2012-01-15,柯慧玲,CO1,100% 2012-01-15,柯慧玲,CO1,100% ,,CO1,100%
Common Name Oval butterflyfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body oval, deep, strongly compressed. Head length about equal to head height; preopercle smooth, without prominent spines. Snout short. Small protractile mouth with brush-like teeth in the jaws. Dorsal fin with XIII or XIV spines, no notch between spinous and soft dorsal fin; and 20 to 22 soft rays; anal fin with III spines and 18 to 21 soft rays; pectoral fins transparent with 13 to 15 soft rays; pelvic fins with I stout spine and 5 branched rays; caudal fin rounded. Golden orange with narrow slightly oblique purplish stripes on on body; broad yellow-edged black bands at base of dorsal and anal fins and across middle of caudal fin; a yellow-edged black bar through eye; a broad red zone in soft part of dorsal and anal fins; caudal peduncle grey.
habitats Occurs in monogamous pairs in coastal coral-rich areas. Juveniles hide among branches of small corals, often in lagoons. Feeds solely on live corals. 
Distribution Widespread in the Western Pacific from Japan and Australia to the Tuamoto Islands and Hawaii. Widely around coral reefs in Taiwan. 
Utility Marine aquarium fish.