8 



Table 1. Areas surveyed, number of active territories, and 

 densities of Ferruginous Hawks in southwest 

 Montana . 



AREA 



# Icm^ 



# ACTIVE 

 TERRITORIES 



kmV # PAIRS 

 PAIR /km^ 



Armstead 77.7 



Bannack 59.5 



Block Mtn. 4 6.6 



Diamond Butte 19.7 

 Frying Pan Basin 77.7 



Henneberry 57.0 



Sweetwater 44.1 



Vinegar Basin 46.6 



Total 



428.9 



15 



28.6 



0.04 



