The Yakima River Basin, including its role as tributary to the Columbia River system, is the focus of this collection of research documents, agency reports and journal articles.
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Browsing Yakima Basin Natural Resources by Subject "anadromous fish"
(Central Washington University, 1995-05) Tuck, Robert L.
Irrigation development, including the construction of unscreened diversions, the blockage of spawning and rearing habitat by reservoir dams, and the dewatering of spawning and rearing habitat, began in the mid-1800's and today totals approximately 500,000 acres. Historical records provide a wealth of information documenting irrigation development and its consequences on anadromous fish populations.