These fish were collected throughout the Ozark Mountains. 1. C. carolinae
2. E. blennioides
3. E. caeruleum
4. E. juliae
5. E. spectablie
6. E. whipplei
7. E. whipplei & E. zonal (out of focus)
8. E. whipplei
9. H. nigricans
10. N. exilis
11. P. caprodes
12. N. nubilus (??)
Great fish and photos. I've never seen N. nubilis but I immediately thought your fish was Luxilus genus by glancing. I might very well be wrong (would not be the first time).