LIST OF TABLES 



TABLE 1 . 



TABLE 2. 



TABLE 3. 



TABLE 4. 



TABLE 5. 



TABLE 6. 



TABLE 7. 



TABLE 8. 



TABLE 9. 



Selected physical and cover characteristics of the 

 study sections in the Beaverhead River 



Mean flows (cfs) between successive spring and fall 

 estimates of trout populations in the Hildreth Section 

 of the Beaverhead River between 1966 and 1976. Range 

 of average daily flows in parenthesis 



Estimated numbers of brown trout by age groups in the 

 Hildreth Section (6455 ft) of the Beaverhead River 

 between 1966 and 1976. 80% confidence interval in 

 parenthesis 



Estimated numbers of brown trout in the 1965 through 

 1974 year classes in the Hildreth Section (6455 ft) 

 of the Beaverhead River 



Correlation coefficients for the multiple linear 

 relationships between the spring estimates of numbers 

 of age IV and older brown trout and mean irrigation and 

 non irrigation flows in the Hildreth Section of the 

 Beaverhead River 



Estimated numbers of rainbow trout by age groups in the 

 Hildreth Section (6455 ft) of the Beaverhead River 

 between 1966 and 1976. 80% confidence interval in 

 parenthesis 



Estimated numbers of rainbow trout in the 1965 through 

 1974 year classes in the Hildreth Section (6455 ft) of 

 the Beaverhead River 



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 



Correlation coefficients for the multiple linear 

 relationships between the spring estimates of numbers 

 of age II and older rainbow trout and mean fall to 

 spring flows in the Hildreth Section of the Beaverhead 

 River 



Page 

 25 



30 



32 



34 



38 



4Q 



:-;n 



44 



