Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Beloniformes  
 Family Exocoetidae  
 Genus Hirundichthys  
  Hirundichthys speculiger  (Valenciennes, 1847) 
Provider: Kwang-Tsao Shao 
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Synonyms:Cypselurus hyperistiusCypselurus speculigerExocoetus hyperistiusExocoetus nigripennisExocoetus nigripinnisExocoetus polleniHirundichthys speculiger praecox  details
Citation: 臺灣魚類誌(沈等, 1993);The Live Marine Resources of the Western Central Pacific, Vol.4(FAO,1999);Fishes of Japan(Nakabo, 2002)
Character: Body elongate, broadly cylindrical. Head short. Snout blunt. Mouth small. Both jaws of equal length, or lower jaw a little longer than upper jaw; juveniles without barbels. Gill rakers well developed. Dorsal fin with 10-12 soft rays; Origin of anal fin slightly before, under or not more than 2 rays behind origin of dorsal fin, and with 11-13 soft rays; pectoral fins high on sides, strikingly long, always extending beyond posterior end of anal fin, only the first ray unbranched; pelvic fin long, extending beyond of anal fin when depressed; caudal fin deeply forked, its lower lobe longer than the upper. Scales large, cycloid, easily shed; predorsal scales 30-34; lateral line without branch at throrax, with 50-55 scales. Body deep blue above, pale below; dorsal fin without black region; pectoral fin uniformly black except transparent region at middle margin; pelvic fin with dark area; caudal fin transparent.  
Habitat: Found in oceanic surface waters. Spawns throughout the year in warm waters. 
Distribution: Widespread in tropical zone of all oceans, probably absent in the inland seas of Southeast Asia. It is found in eastern and southern Taiwanese waters. 
Utility: No importance to fisheries. Sometimes marketed fresh or dried. 
Name Code: 380883
  IUCN Red List:LC      Marine     
Suggested Link    The Fish Database of Taiwan  FishBase  Discover Life  World Register of Marine Species (WoRMS) 
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