| Family: |
Catostomidae (Suckers), subfamily: Catostominae |
| Max. size: |
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78 cm TL (male/unsexed); max.weight: 4,080.0 g; max. reported age: 11 years |
| Environment: |
demersal; freshwater, potamodromous |
| Distribution: |
North America: Great Lakes, Hudson Bay, and Mississippi River basins from New York in USA and Ontario in Canada to North Dakota and south to Alabama and Oklahoma in USA; isolated in southwestern Mississippi, USA; from Potomac River in Maryland to Roanoke River in North Carolina, USA; Mobile Bay drainage in USA. |
| Diagnosis: |
|
| Biology: |
Adults occur in mud-bottomed to rock-bottomed pools, runs and riffles of creeks and small to large rivers. Occasionally found in lakes (Ref. 5723, 10294). They feed on immature mayflies, caddisflies and midges (Ref. 10294). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 03 March 2012 Ref. (130435)
|
| Threat to humans: |
harmless |
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