Scientific Name
Chaetodon ulietensis  
Chaetodon ulietensis烏利蝴蝶魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author Cuvier, 1831 Depth 9 - 30M
Chinese 烏利蝴蝶魚 Poisonous Fish No 
Family_Chinese 蝴蝶魚科 Economic Fish No 
Family F393 Chaetodontidae Edible Fish No  Chinese In Mainland China 鞍斑蝴蝶魚 
Max Length 15 cm  Aquarium Fish Yes  Common Name 鞍斑蝶 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan East、North、LanI Is.、Greeb IS.、Tung Sa IS. 
Habitats Coral、Coastal、Lagoon  Holotype Locality Ulietea I. [?= Ulithi Is, Caroline Is] 
Synonyms Chaetodon aurora, Chaetodon falcula, Chaetodon ulientensis, Chaetodon ulietensis confluens   
Reference 臺灣魚類誌(沈等, 1993)  Cuvier, G. etc. 1831 沈世傑 編 Shih-Chieh Shen ed. 1993 
Specimen List ASIZP0069927. ASIZP0804089. ASIZP0914089. NTUM00087Holotype. NTUM00088Holotype. NTUM00089Holotype. NTUM00090Holotype. NTUM00706. NTUM01381. NTUM01417.  
Common Name Pacific double-saddled butterflyfish; Pacific double-saddle butterflyfish; Pacific doublesaddle butterflyfish; Sickle butterflyfish; Saddleback butterfly; Pacific doublesaddled coralfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body oval, deep, strongly compressed. Head length roughly equal to head height; preopercle smooth, without prominent spines. Snout short. Small protractile mouth with brush-like teeth in the jaws. Dorsal fin with XII spines, no notch between spinous and soft dorsal fin; and 23 to 24 soft rays; anal fin with III spines and 19 to 21 soft rays; pectoral fins transparent with 14 or 15 soft rays; pelvic fins with I stout spine and 5 branched rays; caudal fin rounded. Overall white, bright yellow on posterior part of body and caudal fin; a series of blackish vertical lines on sides overlaid by two broad, blackish bars; a black bar through eye and a large black spot at base caudal fin.
habitats Occur in coral-rich areas of lagoon reefs and less commonly in seaward reefs at depths of 3 to 20 m. Juveniles in harbors and estuaries. Usually solitary, in pairs or in small groups. Feed on plant and animal material. Oviparous. 
Distribution Distributed from Western Australia through the Indo-Malayan region eastward to the Tuamotu Archipelago, northward to southern Japan, southward to Lord Howe Island. It is found in northern and southeastern Taiwanese waters. 
Utility Marine aquarium fish.