Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Beloniformes  
 Family Exocoetidae  
 Genus Oxyporhamphus  
  Oxyporhamphus micropterus 
   micropterus (Valenciennes, 1847) 
Provider: Kwang-Tsao Shao 
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Synonyms:Evolantia micropterusExocoetus micropterusHemiramphus argenteusHemiramphus cuspidatusOxyporhamphus micropterus  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, adults without the prolonged lower jaw characteristic of most halfbeaks, but lower jaw projecting in young; anterior margin of upper jaw straight, not forming a prominent triangular anterior projection as in other halfbeaks; preorbital ridge absent. Total number of gill rakers on first gill arch 28 to 34. Dorsal fin without well-developed anterior lobe; dorsal-fin rays 13 to 15; anal-fin rays 14 to 16; pectoral fins elongate, barely reaching origin of pelvic fins, with 11 to 13 rays; pelvic fins short, distance from pelvic-fin origin to caudal-fin base contained 0.9 to 1.1 times in distance from pectoral-fin origin to pelvic-fin origin; caudal fin forked, with lower lobe much longer than upper. Fins not covered with scales; predorsal scales large, 28 to 33. Body greenish above, silvery white below; pelvic fins light, with dark region. 
Habitat: A true oceanic species, not bound to coastal waters at any period of its life. Oviparous, with planktonic eggs and larvae. 
Distribution: Indo-Pacific: East Africa to Tonga, north to southern Japan. Eastern Pacific: Mexico to Peru. It is found in eastern and northeastern Taiwanese waters. 
Utility: Marketed fresh. 
Name Code: 380898
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