106 



I7r 



16 



in 



c 



14 



5 13 



2- 



t 



Inadequate sample in 1971 



© © longnose sucker 



x x white sucker 



64 65 66 67 68 69 70 71 72 

 year 



FIGURE 4 . Average length of suckers caught by gill nets and trap 

 nets, Clark Canyon Reservoir, 1964-72 (From Montana 

 Department of Fish and Game, 1975), 



