| Family: |
Catostomidae (Suckers), subfamily: Catostominae |
| Max. size: |
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75 cm TL (male/unsexed); max.weight: 3,990.0 g; max. reported age: 9 years |
| Environment: |
demersal; freshwater; brackish, potamodromous |
| Distribution: |
North America: Great Lakes-St. Lawrence River, Hudson Bay and Mississippi River basins from Quebec to Alberta in Canada and south to northern Alabama and Oklahoma in the USA; Atlantic Slope drainages from Hudson River in New York to Santee River in South Carolina, USA. |
| Diagnosis: |
|
| Biology: |
Adults inhabit rocky pools, runs and riffles in small to large rivers. Also found in lakes (Ref. 5723, 10294). Adults feed on benthic insect larvae; juveniles consume microcrustacea and midge larvae (Ref. 10294). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 01 March 2012 Ref. (130435)
|
| Threat to humans: |
harmless |
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