Appendix 

 Table 4 



Summary of trout population estimate statistics for 

 brown trout in the Blackfoot River. 



Section 



Size Class 



Age' 



Number ( + 80% CI) 

 Per 1,000 ft 



CANYON 



1971 

 (10725') 



1988 

 (8026' 



*Age classes based on length frequencies 



A- 7 



