U.S. Fish and Wildlife ServiceJohnson Creek Watershed CouncilPortland (Or.). Bureau of Environmental Services2009-07-072009-07-072004-05-06https://hdl.handle.net/1794/94335 pp. Bookmarks supplied by UO. Map. Captured August 16, 2007.Reports on the results of a study on the effects of the Thermo Fluids, Inc. oil spill on salmonids in Errol Creek. Makes recommendations for addressing the problems identified.en-USSalmon -- Habitat -- Conservation -- Oregon -- Errol CreekPollutants -- Oregon -- Errol CreekOil spills -- Environmental aspects -- Oregon -- Errol CreekJohnson Creek Watershed (Clackamas County and Multnomah County, Or.)Errol Creek (Or.)Technical Report