Barcheek Darter (Etheostoma obeyense)

Description: 

The Barcheek Darter is found in the middle Cumberland River Drainage in north-central Tennessee and south-central Kentucky. It prefers habitat with stony, slab-rock pools in creeks to medium rivers. As the common name suggests, the Barcheek Darter has a light iridescent bar on its cheek.