CrHAKfKR 1: AFFECTED ENVIRONMENT 



60 



55 

 50 

 45 

 40 I 

 35 

 30 

 25 

 20 

 15 

 10 

 5 I 



H ' h- 



H ' 1 ■ 1 ' 1 ■ 1 • 1 ■ 1- 



50 



41 



13 



10 



10 



1 











UJ 



1979 1981 1983 1985 1987 1989 1991 1993 1995 1997 1999 2001 



YEAR 



Figure 10. Number of sheep depredations confirmed by Wildlife Services as wolf-caused in Montana, 

 1980-2001 (USFWS unpubl. data). 



20 



18 



16 



14 



12 



10 



8 



6 



4 



2 



H ' 1 • 1 ■ 1 ' 1 ' 1 ' 1 ' 1 ' 1 ' 1- 



■i DOGS 

 EHH] LLAMAS 



1000000000000000 



1979 1981 1983 1985 1987 1989 1991 1993 1995 1997 1999 2001 



YEAR 



Figure 1 1 . Number of domestic dogs and llama depredations confirmed by Wildlife Services as wolf- 

 caused in Montana. 1980-2001 (USFWS unpubl. data). 



36 



