Taxonomy
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Actinopterygii
- Order
- Cypriniformes
- Family
- Catostomidae
- Genus
- Catostomus
- Species
- clarkii
Habitat
Desert suckers inhabit clear, cool streams and rivers in arid regions, preferring areas with rocky or gravelly substrates and moderate currents. They are commonly found in the Colorado River basin and its tributaries in the southwestern United States and northern Mexico. These fish avoid stagnant or polluted waters, often seeking shaded areas under overhanging banks.
Diet
Desert suckers primarily feed on algae, aquatic insects, and detritus found on the river bottom. They use their specialized mouth to suck up food from substrates, often foraging during daylight hours. Feeding activity peaks in warmer months when food sources are abundant.
Behavior
Desert suckers are generally solitary or found in small groups, actively swimming along the river bottom during the day. They exhibit territorial behavior around feeding areas and may migrate upstream to spawn. These fish are sensitive to water quality and temperature changes, often seeking deeper pools during hot weather.
Conservation Status
Listed as Least Concern by IUCN.