UKc 



Br«»(5lerf 



Chelflr» 





"^-'. 





hief Jo3«fh. 

 Dam 



Coulee Oaml 



LaKe WCTKtfchee 



■fiason <•'■ ^,^ 

 45 



'27 



Reservoir 



M6 



■^^i^. 



Wenafch 



r" 



«k28 



.Long 



iCIeEluMUtt 



Rock l&land!V40 



SoapLoKejO /I 29 



Ephrafa ■'^ I ^^W, 



<?* 



.22 



EllensburgN 



^ .•( 



^X 391 



^38 



1„ 



3M 



% MosesUW 



oSirflivan t 

 'ft-tholes ^^33 34 

 Reservoir 



Crab 



36 



Tietor^ 



201 



ei 

 oraKima 



5coo1er*e*| 

 Re* 



W A 5\ H 



-I'oy' 



N 



\0 N 



r^ 



18 



LOCATION OF SAMPLING STATIONS 

 MIDDLE COLUMBIA RIVER AREA 





4 

 Ife'XO) 



.,^M^Narg_Oam, 

 ► It 



wDQiiisTiHfs;??^" 



ORE 



O N 



PendleVon 



FIG. 8 

 18 



t\ 



