80 



TABLE 8. Correlation coefficients for the multiple linear relationships 

 between fall estimates of numbers of age III and age IV and 

 older rainbow trout and mean irrigation and nonirrigation flows 

 in the Hildreth Section of the Beaverhead River. 



( 



Partial Correlation Coefficients 



Dependent Variables 



No. of age II 

 Rainbow Trout 

 Previous Fall 



Mean Flow Multiple 

 Nonirrigation Correlation (r) 



No. of age III 

 Rainbow Trout 



.2432 



1614 



.2603 



No. of age II 

 Rainbow Trout 

 Previous Fall 



Mean Flow 

 Irrigation 



Multiple 

 Correlation (r) 



No. of age III 

 Rainbow Trout 



1599 



,2876 



3493 



No. of age IV & 

 Older Rainbow Trout 



No. of age III & Older 



Rainbow Trout Mean Flow Multiple 



Previous Fall Nonirrigation Correlation (r) I 



.7789 



1/ 



,8534-Z 



,9019 



1/ 



No. of age III & Older 



Rainbow Trout Mean Flow 



Previous Fall Irrigation 



Multiple 

 Correlation (r) 



No. of age IV & 

 Older Rainbow Trout 



5577 



,0184 



.5598 



1/ Indicates significance at 5% level 



