USGS Scientific Investigations Report 2009–5078Assessment of Eutrophication in the Lower Yakima River Basin, Washington, 2004

Scientific Investigations Report 2009–5078

Assessment of Eutrophication in the Lower Yakima River Basin, Washington, 2004–07

Figure - refer to figure caption for alternative text description

Figure 22. Results from periphytometer experiments conducted in the Zillah reach between RM 103 and RM 87, Yakima River, (A) July 26–August 9, 2006, (B) September 19–October 3, 2006, (C) August 23–September 3, 2007, and (D) in the Naches River, Washington between RM 12.2 and 2.8, August 23–September 3, 2007.

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