Notropis cahabae (Cahaba shiner) is a rare species of ray-finned fish in the family Cyprinidae. It is endemic to Alabama in the United States, where it is limited to the Cahaba River. It is a federally listed endangered species of the United States. This fish was first described in 1989. It is similar to its close relative, the Mimic Shiner (Notropis volucellus). The Cahaba Shiner is about 2.5 inches long (6.35 centimeters). It is silver in color with a dark lateral stripe and a peach-colored lateral stripe above.