Kentucky Snubnose Darter
Etheostoma rafinesquei
- Least concern
- Card rarity: Common
- Fish

The Kentucky darter is a species of freshwater ray-finned fish, a darter from the subfamily Etheostomatinae, part of the family Percidae, which also contains the perches, ruffes and pikeperches. It is endemic to the eastern United States, where it occurs in the upper Green and Gasper River systems in Kentucky. It inhabits rocky pools and adjacent riffles of creeks and small rivers. It has a diet that mainly consists of mayflies, larval blackflies, midges and occasionally various insect larvae. This species can reach a length of 6.5 cm (2.6 in).
Classification
- Class
- Actinopterygii
- Order
- Perciformes
- Family
- Percidae
- Genus
- Etheostoma