| Family: |
Catostomidae (Suckers), subfamily: Catostominae |
| Max. size: |
56 cm TL (male/unsexed); max.weight: 920.0 g |
| Environment: |
demersal; freshwater |
| Distribution: |
North America: Colorado River drainage from southwestern Wyoming to southern Arizona in the USA. |
| Diagnosis: |
|
| Biology: |
Adults inhabit rocky pools, runs and riffles of medium to large rivers. Less often found in creeks and small rivers. |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 26 October 2011 Ref. (130435)
|
| Threat to humans: |
harmless |
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