Guadalupe darter
Percina apristis (Hubbs & Hubbs 1954)
Observed/Collected Location: Five Mile Dam Park, Blanco River, San Marcos, Texas
Date: April 2008
Diet: Invertebrates
Habitat: Under rocks and gravely runs in strong currents
Range: Restricted to the Guadalupe River basin. Not found in the Guadalupe River headwaters.
Notes: Possibly a subspecies of Percina sciera.