 They are nonmigratory spending winters (mid- November)in deeper pools and eddies and then returning to the riffles in mid-March.The rosyface shiner is an omnivorous fish and has been reported to eat insects such as caddis fly larvae, mayfly nymphs, diptera, fish eggs, algae, diatoms, and other organic material, although insects make up a large majority of its diet.They are known to feed on insects on the surface of the water including terrestrial insects that fall into the water, but will also feed in mid-waters as well.