The Columbia Mottled Sculpin is a small fish that reaches a maximum 10 cm to 11 cm in length. It is a typically shaped sculpin with dark mottling on the fins, tail and body.
This species can generally be found in rocky riffle habitats in rivers and streams, but may sometimes occur in lakes as well. In the Okanagan, the Columbia Sculpin can be found in the Similkameen River in British Columbia.
Limited habitat and competition with other more effective species
Unnatural fluctuations in water levels, temperature and flow (hydroelectric and storage reservoirs)
Agriculture, mining, logging, pollution from lumber mills, and sewage treatment facilities
Lake poisoning due to extraction of materials (coal mining)
You Can Help!
Prevent river and creek side erosion
Avoid polluting water bodies