Appendix 



Table 2. Summary of trout population estimate statistics for 

 cutthroat trout in the Blackfoot River. 



Section Size Class Age* Number ( + 80% CI) 

 Per 1,000 ft 



BELOW POP'S 

 PLACE 



1971 1.5 - 2.9 Present, No Estimate 

 (3486') 3.0 - 10.9 I & Older 101 (±17) 



1988 1.5-2.9 Present, No Estimate 



(1816') 3.0 - 9.9 I & Older 15 (±5) 



FLESHER 



1973 1.0 - 2.9 187 (±98) 



(2455') 3.0 - 12.4 I & Older 69 (±11) 



1975 1.0-2.9 None captured 



(2455') 3.0 - 8.9 I & Older 30 (±5) 



1988 1.0-2.9 Present, No Estimate 



(2455') 3.0 - 12.4 I & Older 15 (±3) 



HOGUM 



1972 1.0 - 3.4 40 (+10) 

 (4100') 3.5 - 13.9 I & Older 15 (±2) 



1973 1.0 - 3.4 19 (±8) 

 (4100') 3.5 - 13.9 I & Older 17 (±2) 



1988 1.0 - 3.4 Present, No Estimate 



(4100') 3.5 - 13.9 I & Older 14 (±7) 



POORMAN DALTON 



1971 3.0-5.9 I 2 (±1) 



(5350') 6.0 - 14.9 II & Older Present, No Estimate 



1972 3.0 - 5.9 I 12 (±3) 

 (5700') 6.0 - 14.9 II & Older 2 (+1) 



1988 3.0-5.9 I None Captured 



(3578') 6.0 - 14.9 II & Older Present, No Estimate 



*Age classes based on length frequencies. 



A- 5 



