Redside Dace
Clinostomus elongatus
- Least concern
- Card rarity: Common
- Fish

The redside dace is a North American species of freshwater ray-finned fish in the family Leuciscidae. It is a surface-feeding specialist, thus acting as a conduit for nutrient transfers between terrestrial and aquatic environments. This fish is also known as an indicator species as it is sensitive to environmental disturbances.
Classification
- Class
- Actinopterygii
- Order
- Cypriniformes
- Family
- Leuciscidae
- Genus
- Clinostomus