Author: Rivas, 1944
FBname: Smallfinger topminnow
Comments: Found in pools and along banks, occasionally in swift water, in highland streams.  A midwater and bottom swimmer, occasionally at or near the surface.  Sensitive to high chlorine content and warm, turbid, poorly oxygenated, stagnant water.  Feeds on diatoms, algae, detritus and insect larvae.