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597 . S5 

 M26dra 

 1989 



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MONTANA STATE LIBRARY 



S 597.55 M26dra 1989 c.l Skaar 

 Distribution, relative abundance and hab 



^ I 5 ,9, 



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DISTRIBUTION, RELATIVE ABUNDANCE AND HABITAT UTILIZATION 

 OP THE ARCTIC GRAYLING ( THYMALLUS ARCTICUS ) 

 IN THE UPPER BIG HOLE RIVER DRAINAGE, MONTANA 

 JULY 5 TO SEPTEMBER 8, 1988 



by 



Don Skaar 

 Montana Natural Heritage Program 

 1515 East Sixth Avenue 

 Helena, Montana 5962 



for the 



Montana Natural Heritage Program 

 Beaverhead National Forest 

 Montana Department of Fish, Wildlife and Parks 

 Montana Cooperative Fishery Research Unit 



July 20, 1989 



E RETUR 



STATE DOCUMENTS COLLECTION 



MAR 12 1990 



MONTANA STATE LIBRARY 



1515 E. 6th AVE. 

 HELENA, MONTANA 59620 



