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Cottus marginatus (Bean, 1881) Margined sculpin |
| Family: | Cottidae (Sculpins) | |||
| Max. size: | 13 cm TL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | North America: Columbia River drainage from the Walla Walla River system in Washington to the Umatilla River system in Oregon, USA. | |||
| Diagnosis: | ||||
| Biology: | Inhabits rubble and gravel riffles. | |||
| IUCN Red List Status: | Near Threatened (NT); Date assessed: 10 November 2011 Ref. (130435) | |||
| Threat to humans: | harmless | |||