Scientific Investigations Report 2009–5025
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2009–5025
Figure 7. Concentrations of chlorophyll a, orthophosphate, ammonia, nitrite-plus-nitrate, and dissolved organic carbon at sites FCM1, FCM2, and FCM3 in flooded Caledonia Marsh, Upper Klamath Lake, Oregon, 2006.