Pesticide Occurrence and Distribution in the Lower Clackamas River Basin, Oregon, 2000

Scientific Investigations Report 2008–5027

U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2008–5027

Figure - refer to figure caption for alternative text description

Figure 13. Highest Pesticide Toxicity Index values for benthic invertebrates and fish for samples collected from the lower Clackamas River basin tributaries, Oregon, 2000–2005.

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