Inhabits rubble and gravel-bottomed pools and riffles of headwaters, creeks and small rivers. Where the Cottus rhotheus and C. aleuticus do not occur, this species occupies riffles ; at localities where all occur together, it shifts to pools.
- Page, L.M. and B.M. Burr 1991 A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723) http://www.fishbase.org/references/FBRefSummary.php?id=5723&speccode=2590
No one has provided updates yet.