Author: (Valenciennes, 1846)
Comments: Inhabits shallow, clear, fast-flowing water over rocky bottoms in upland streams.  Seasonal movements slight, if they occur at all.  Feeds on insect larvae, some algae and phytoplankton.  Not caught commercially, but might have possibilities in the aquarium trade (Ref. 12693).  A 4.32 cm SL female with ovulae 1.5 mm in diameter (Ref. 39226).