Taxonomy
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Actinopterygii
- Order
- Clupeiformes
- Family
- Catostomidae
- Genus
- Moxostoma
- Species
- erythrurum
Habitat
Golden redhorse primarily inhabit clear, fast-flowing streams and rivers with gravel or rocky substrates in the eastern and central United States. They prefer areas with good water quality and moderate depths, often found in the Great Lakes drainages and Mississippi River basin. These fish avoid stagnant or polluted waters, seeking oxygenated environments.
Diet
Golden redhorse feed mainly on aquatic insects, larvae, and small invertebrates like mayfly nymphs and caddisfly larvae found on the river bottom. They use their specialized mouth to suck up food from gravel and sand substrates. Feeding activity peaks during daylight hours, particularly in the morning and evening.
Behavior
Golden redhorse are generally solitary or found in small loose groups, becoming more active in schools during spawning periods. They exhibit diurnal behavior, foraging during the day and resting in rocky crevices at night. These fish can be territorial around spawning sites and often migrate upstream in response to seasonal water flows.
Conservation Status
Listed as Least Concern by IUCN.