Oreichthys cosuatis (Hamilton, 1822)
photo by Sreekantha

Family:  Cyprinidae (Minnows or carps), subfamily: Smiliogastrinae
Max. size:  8 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: India, Bangladesh, Thailand (Ref. 4832) and Myanmar (Ref. 41236).
Diagnosis:  Oreichthys cosuatis differs from Oreichthys coorgensis by the absence of a spot on the caudal-fin base (vs. presence), having a bright-yellow dorsal fin with a large black mark covering the distal margin of the dorsal fin, and red ventral fins (vs. hyaline dorsal and ventral fins with an inconspicuous black bar on the tip of the dorsal fin), and a black spot in the anal fin (vs. a black bar on the anal fin) (Ref. 94423). Description: Dorsal-fin rays iii, 9; anal-fin rays ii, 7; pectoral-fin rays i,10; pelvic-fin rays i, 7 (Ref. 99423).
Biology:  Occurs in ditches, ponds, streams and canals (Ref. 1479).
IUCN Red List Status: Least Concern (LC); Date assessed: 25 March 2010 Ref. (130435)
Threat to humans:  harmless


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