1980 



01 



E 



o 





t 12 



9 

 O) 

 3 

 



J} 

 E 



Z 



10 



8 

 6 



4 



O-OO) 



----? (12) 

 SO - 'P*"' 



5 10 15 20 25 30 5 10 15 20 25 

 April May 



1979 



d (4) 



.-.-? (9) 



,22% so? 



5 10 15 20 25 30 5 10 15 20 



April 



May 



Figure 8. 



Number of sauger captured per kilometer while 

 electrof ishing the Yellowstone River downstream 

 from the mouth of the Powder River, spring 1979 

 and 1980. The maximum number of fish sampled in 

 one day is in parentheses. 



25 



