Scientific Investigations Report 2008–5204
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2008–5204
Figure 11. Tree damage caused by the Mount Jefferson debris flow, Oregon, November 6, 2006. (Photograph by Mark Uhrich, U.S. Geological Survey, 2007.) Diagram shows example of indicators of damage to vegetation during a debris flow (Pierson, 2005).