MONTANA STATE LIBRARY 



3 0864 1001 6068 1 



BIOLOGICAL INTEGRITY OF THE SHIELDS RIVER 



NEAR WILSALL, MONTANA 



BASED ON THE COMPOSITION AND STRUCTURE 



OF THE BENTHIC ALGAE COMMUNITY 



Prepared for: 



State of Montana 

 Department of Environmental Quality 

 P.O. Box 200901 

 Helena, Montana 59620-0901 



Project Officer: Patrick Newby 

 DEQ Contract No. 200012-2 



Prepared by 



Loren L. Bahls, Ph.D. 

 Hannaea 

 1032 Twelfth Avenue 

 Helena, Montana 59601 



mJE DOCIIMFNTS COLLECTION 



OCT 1 5 2002 



MONTANA STATE LIBRARY 



1515 E. 6th AVE; 

 "ELENA, MONTANA 59620 



March 20, 2001 



Printed on lOOi Reayaled Pomt-CoBMumer Paper 



