Etheostoma etowahae, the Etowah darter, is a rare species of fish in the perch family endemic to Georgia in the United States, where it occurs only in the Etowah River and two of its tributaries. It is a federally listed endangered species of the United States. This fish is brownish or grayish in color with dark blotches on the sides. During the breeding season, the male develops a blue-green color on its breast.