ACKTJOVfLEDGJffiNTS 



Cooperating staff members of the Fish and Wildlife Service and the 

 Portland District Corps of Engineers aided in developing and carrying on 

 this temperature-survey program. Fish and Wildlife Service staff 

 members who helped collect records include Joseph H. Gauley, Lewis Co 

 Schlotterbeck, and Donovan R. Craddock. Parker S. Trefethen helped 

 check records and draw figures. 



The Uo S. Forest Service, Geological Survey, Corps of Engineers, 

 the Eugene Water and Electric Board, Oregon State Highway Commission, 

 and Lane County Court all granted permission to install thermographs on 

 property under their jurisdiction. 



REFERENCES 



Craig, Joseph A., and Lawrence D. Townsend 



I9U60 An investigation of fish-maintenance problems in relation to 

 the Willamette Valley Project. U. S. Fish and Wildlife 

 Service, Special Scientific Report No. 33. 



Fish, Frederic F, , and Robert R. Rucker 



1950. Pollution in the Lower Columbia Basin in I9U8 with particular 

 reference to the Willamette River. U. S. Fish and Wildlife 

 Service, Special Scientific Report: Fisheries No, 30. 



