USGS Scientific Investigations Report 2012-5069  - Spatial and Temporal Dynamics of Cyanotoxins and Their Relation to Other Water Quality Variables in Upper Klamath Lake, Oregon, 2007

Scientific Investigations Report 2012-5069 

Spatial and Temporal Dynamics of Cyanotoxins and Their Relation to Other Water Quality Variables in Upper Klamath Lake, Oregon, 2007–09 

Figure 3. Ratio of chlorophyll a to total phosphorus concentrations in water samples collected from Upper Klamath Lake, Oregon, 2008–09. Bloom decline indicates the period of minimum chlorophyll a concentrations.

First posted May 30, 2012

Report PDF (2.5 MB)

For additional information contact:
Director, Oregon Water Science Center
U.S. Geological Survey
2130 SW 5th Avenue
Portland, Oregon 97201
http://or.water.usgs.gov

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