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Catostomus columbianus (Eigenmann & Eigenmann, 1893) Bridgelip sucker |
| Family: | Catostomidae (Suckers), subfamily: Catostominae | |||
| Max. size: | 30 cm TL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | North America: Pacific Slope from Fraser River drainage in British Columbia, Canada south through Columbia River drainage in British Columbia and in Idaho, Washington, Oregon and Nevada, USA and Harney River basin in eastern Oregon, USA. | |||
| Diagnosis: | ||||
| Biology: | Inhabits lake margins; backwaters, rocky riffles and sand or silt runs of creeks and small to medium rivers. Probably feeds on algae and bottom invertebrates (Ref. 1998). Preyed upon by birds and mammals; young may be preyed upon by some salmonids (Ref. 1998). Spawning in British Columbia probably occurs late spring (Ref. 1998). Edible but not currently eaten (Ref. 1998). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 26 October 2011 Ref. (130435) | |||
| Threat to humans: | harmless | |||
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