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Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Perciformes  
 Family Rhyacichthyidae  
 Genus Rhyacichthys  
  Rhyacichthys aspro  (Valenciennes, 1837) 
Provider: Kwang-Tsao Shao 
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Synonyms:Platyptera asproRhyacichthys asparodetails
Citation: 臺灣魚類誌(沈等, 1993);臺灣淡水及河口魚類誌(陳及方, 1999);Fishbase(2006);臺灣淡水魚類紅皮書(陳等, 2011)
Character: Head compressed. Mouth inferior, arched. Eyes small, on upper side of head. Body thin, elongated, posterior laterally compressed; ventral profile horizontal to origin of anal; dorsal moderately arched. Scales moderately large; ventral surface of head, thorax and abdomen in front of anus naked. L.l.:36-40; dorsal fin rays:VII, I,8-9; pectoral soft fin rays:21-22; pelvic fin rays:I,5; anal fin rays:I,8-9. Pelvic fins covered by pectoral fins, both laterally expanded; anus near anal fin origin; caudal fin slightly forked; caudal peduncle long. Brownish, irregular dark blotches spread all over the body. Black stripes on dorsal, pectoral, pelvic and caudal fins. 
Habitat: Demersal; amphidromous freshwater fish. Probably carnivorous, feeds on small aquatic animals. Inhabits in higher reaches of rivers or steep costal streamlets. 
Distribution: Asia and Oceania, extensively distributed from Indonesia, Philippines, New Guinea, Solomon Islands, Taiwan and some Japanese islands. A rare fish in Taiwan. 
Name Code: 382433
  IUCN Red List:DD     Chen,2012:NT Chen,2012:NT    Marine     
Suggested Link    The Fish Database of Taiwan  FishBase  Discover Life  World Register of Marine Species (WoRMS) 
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