| Family | Scientific Name | Author | Year | Common Name |
| Catostomidae | Moxostoma duquesnei | (Lesueur) | 1817 | Black Redhorse |
Moxostoma duquesnei
Unique Characters: Circumpeduncle scales modally 12. Lower lip plicate, plicae undissected or with shallow creases. Head medium. Lateral line scales (43)44-48(51). Breast usually with a small scaleless area anteromedial; anteromedial breast scales much smaller than anterior belly scales; breast scales embedded. Angle of posterior edge of lower lip (95)120-160(175)°. Snout of breeding males with minute or no nuptial tubercles. Restricted to Tennessee River drainage basins.
Photo Credit: Tim Aldridge
Similar Species:
Golden Redhorse
Moxostoma erythrurum
River Redhorse
Moxostoma carinatum
Photo Credit: Tim Aldridge
Golden Redhorse Moxostoma erythrurum. Circumpeduncle scales modally 12. Lower lip plicate, plicae undissected or with shallow creases. Head medium. Lateral line scales (37)39-43(45). Breast usually full scaled, anteromedial breast scales slightly or moderately smaller than anterior belly scales. Angle of posterior edge of lower lip 90-130(155)°. Snout of breeding males with obvious, medium-sized nuptial tubercles. Restricted to Roanoke and Tennessee River drainage basins.
River Redhorse Moxostoma carinatum. Circumpeduncle scales modally 12. Pharyngeal arch stout, lower teeth large, molariform. Lips plicate. Head medium or large. Scale bases dark. Upper body dominantly brassy, coppery, or olive in life. Tail red. Snout of breeding males with obvious medium-sized nuptial tubercles. Restricted to Tennessee River drainage basins.
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