Ripe Males 



26 30 5 10 15 20 2S 30 5 10 15 20 

 March April "'V 



40 , 1979 



Ifl) 



25 30 5 10 15 20 25 30 5 10 15 20 

 197R 



(53) 



Mntore Femoles 



l'*IIO 



2 

 1 



2.5 



2.0 

 1.5 



1.0 

 n.5 



25 30 5 10 15 20 25 30 5 10 15 20 



197'' l.fc 



(42) l-> 

 .8 



(IB) 



_7DtV0l 



5 10 15 20 25 30 5 10 15 20 



1"9 fc..t 



(5) 



5 10 15 20 25 30 5 10 15 20 

 1978 



JOtJOl (6) 



-100»»o1 



5 10 15 20 25 30 i 10 15 20 



1977 



ICatot 



(4) 



20 25 30 5 10 15 20 25 30 5 10 15 20 



March April May 



S 10 15 20 25 30 5 10 15 20 



April May 



Figure ^. Number of ripe male and mature female sauger 

 captured per kilometer while electrof ishing the 

 lower Tongue River, 1976-19B0. Maximum one day 

 sample size is in parentheses. 



21 



