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Starting on September 11, 2002, chinook salmon adults began to die in large numbers in the lower Klamath River. The total count of dead fish was over 33,000, with some adult coho salmon and steelhead also found. Photo by Tim McKay of the Northcoast Environmental Center.


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Dead adult chinook salmon carcasses litter a side water channel of the lower Klamath River. Note the submerged carcasses, indicating that some may have sunk and could have lead to an under-estimation of mortality. Photo by Tim McKay of the Northcoast Environmental Center. September 23, 2002.


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Close up of large group of dead adult salmon in September 2002 on the edge of the Klamath River below Blue Creek. Photo by Tim McKay of the Northcoast Environmental Center. September 23, 2002.


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This photo shows distended salmon carcasses rotting in the sun along the edges of the lower Klamath River. Photo by Tim McKay of the Northcoast Environmental Center. September 23, 2002.


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This photo of a lower Klamath River eddy was taken from a helicopter and shows dozens of dead adult salmon. Photo by Tim McKay of the Northcoast Environmental Center. September 23, 2002.


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Carcasses line a shallow riffle crest in the lower Klamath River. The shallow river conditions at some riffles, due to low flows, were thought to be a partial impediment to migration and the fish milled in large groups below them. Photo by Tim McKay of the Northcoast Environmental Center. September 23, 2002.


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Dead adult salmon and dying algae lined the lower Klamath River in September 2002. Photo by Tim McKay of the Northcoast Environmental Center. September 23, 2002.