Browsing by Subject "Endangered species -- Oregon -- Columbia River Watershed"

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Biological opinion on the effects of concentrations of 2,3,7,8- tetrachlorodibenzo-p-dioxin, to be attained through implementation of a total maximum daily load, on bald eagles along the Columbia River

U.S. Fish and Wildlife Service (Portland, Or. : U.S. Fish and Wildlife Service, Region 1, [1994], 1994-01-06)

Provides assessment of the impact of 2,3,7,8-Tetrachlorodibenzo-p-Dioxin (TCDD) on bald eagles in the Lower Columbia River. Makes recommendations for mitigating the effects and addressing the problems identified.