Michael Reisner, Department of Forest Resources, Oregon State University and U.S. Geological Survey, 310 Adelaide Drive, Philomath, OR 97370, Paul Doescher, Department of Forest Resources, Oregon State University-USGS, Peavy Hall, Corvallis, OR 97301, and David Pyke, Forest and Rangeland Ecosystem Science Center, USGS, 3200 SW Jefferson Way, Corvallis, OR 97331.