Guadalupe Roundnose Minnow

Dionda nigrotaenita is similar to its congener D. serena but differs from it by having eye shorter than snout and 8 anal rays (Ref. 86798).

Analsoft rays: 8

Inhabits rocky pools, sometimes runs, of headwaters, creeks, and small rivers. Usually occurs among filamentous algae (Ref. 86798).

The Guadalupe roundnose minnow (Dionda nigrotaeniata) is a species of ray-finned fish in the family Cyprinidae. It is found in the Colorado and San Antonio Rivers in Texas.