Scientific Name
Platax teira  
Platax teira尖翅燕魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Forsskål, 1775) Depth 0 - 70M
Chinese 尖翅燕魚 Poisonous Fish No 
Family_Chinese 白鯧科 Economic Fish No 
Family F465 Ephippidae Edible Fish Yes  Chinese In Mainland China 燕魚 
Max Length 70 cm  Aquarium Fish Yes  Common Name 蝙蝠魚、鯧仔、海燕、飛翼、牛屎鯧(臺東)、店窗(澎湖)、鍋蓋(澎湖)、風吹鈴(澎湖) 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan South、North、North East、PonFu、Greeb IS. 
Habitats Coral、Coastal、Lagoon  Holotype Locality Lohala and Red Sea 
Synonyms Chaetodon teira, Platax orbicularis, Platax teria, Platax terra, Platax tiera   
Reference 臺灣魚類誌(沈等, 1993);The Live Marine Resources of the Western Central Pacific, Vol.6(FAO, 2001)  Forsskål, P. 1775 沈世傑 編 Shih-Chieh Shen ed. 1993 
Specimen List ASIZP0060217. ASIZP0062106. ASIZP0063506. ASIZP0065091. ASIZP0066624. ASIZP0075284. ASIZP0075308. ASIZP0700298. ASIZP0800430. ASIZP0801756. ASIZP0801757. ASIZP0806978. ASIZP0807000. ASIZP0900484. ASIZP0910430. ASIZP0911756. ASIZP0911757. ASIZP0916978. ASIZP0917000. FRIP20223. MTP0086. NMMBP04523. NMMBP06577. NMMBP06578. NMMBP06641. NMMSTP00504. NTMP0052. NTMP0568. NTUM06813. NTUM08649.  
Common Name Roundface batfish; Round faced batfish; Teira batfish; Tiera batfish; Batfish; Longfin batfish; Longfin spadefish 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body orbicular and strongly compressed. Large adults with bony hump from top of head to interorbital region, the front head profile almost vertical. Jaws with bands of slender, flattened, tricuspid teeth, the middle cusp slightly longer than lateral cusps; vomer with a few teeth, but none on palatines. Five pores on each side of lower jaw. Dorsal fin single, with V or VI spines and 28 to 37 soft rays; anal fin with III spines and 22 to 28 soft rays; juveniles with pelvic fins and anterior soft rays of dorsal and anal fins elongated, but pelvic fins not reaching much past vertical at rear end of anal-fin base; pectoral fins shorter than head, with 16 to 18 rays; caudal fin truncate. Scales small and rough. Lateral line complete, with 57 to 65 scales. Colour in yellowish silvery or dusky, with a black bar through eye and another dark bar from dorsal-fin origin across rear edge of operculum and pectoral-fin base to belly, where it usually encloses a black blotch, with another smaller black vertical streak often present at origin of anal fin; median fins dusky yellow, with black margins posteriorly; pelvic fins yellow, dusky yellow or blackish.
habitats Juveniles and adults occur inshore on protected reefs and in mangrove areas and also on wrecks and deep reefs to 70 m; they may be solitary, in pairs, or in large schools. Feeds on algae, zooplankton, and benthic invertebrates. 
Distribution Widespread in the tropical and subtropical waters of the Indo-West Pacific region from the Red Sea to South Africa, Japan, Taiwan, Philippines, Indonesia, New Guinea, northern Australia, and Melanesia. It is a common species in Taiwan except weastern part 
Utility The long-finned juveniles are valuable in the aquarium fish trade.