ILLUSTRATIONS 



FIGURE T&ge 



lo Columbia River Systsnio so*<>osssoooeoa*»o 1 



3o Sab=Area T&leima River System ooeeoo«o>o«o«» 14 



4o Irrigation ditohes from the Yakinm River crossing the 

 Terrace Heights Wasteway of the Roza Canal near 

 Yakima, Washington ooao<>a«ooe<>ooo«soee 15 



5o Stib=Aree Wena tehee and Entiat River Sys terns o o . <> • o < S5 



So Dead chinook fingerlings in a TSenatchee River unscreened 



irrigation diversion ditch on July 14, 1940<. » » o » « o 58 



7o A rotary drura screen in a diversion ditch on the 



Wenatchee Rivers eooao«i>i:*eoiiao»si>9ea 63 



So Excellent spa-wning riffles for salmon and steelhead trout 



in Fas on Creek, a tributary of the upper Wenatchee River© 69 



9o Sub-Area Methow and Okanogan River Systems <»«oo..o 79 



