MINE STUDY AREA 



■- HUNTING DISTRICT 650 



150 -I 



Sioo 



Q 



O 

 O 



< 



50 



1977 



1978 



1979 



Figure 7. Year-to-year changes in mule deer production ratios. Circle West 

 study areas (based on September-October ground and aerial survey 

 data) . 



100 



90 



o 

 o 



80- 



70- 



a: 60 



m 

 o 



X 



tij 



D 



50- 



40- 



w 30 



o 



a: 



20 



* 10 



■MINE STUDY AREA 

 (INCL. PERMIT AREA) 



PERMIT AREA 



1976 



1977 



1978 



1979 



Figure 8. Year-to-year changes in the mule deer winter density index for the 

 Circle West study areas (based on the month of the largest census 

 obtained for the mine study area during the winter season). 



31 



