Scientific Investigations Report 2012–5017
![]() Figure 26. Concentrations of dissolved oxygen and pH levels in the Molalla River, Oregon in (A) August 2000, (B) September 2000, (C) August 2010, and (D) September 2010. |
First posted February 29, 2012 For additional information contact: Part or all of this report is presented in Portable Document Format (PDF); the latest version of Adobe Reader or similar software is required to view it. Download the latest version of Adobe Reader, free of charge. |