30-1 



2.5- 



X 2.0- 



LO- 



OS 



■ lotol 



( Circle 



> Fio«in<5 Well 



▲ Missouri River 



Proir •! Elk 



♦ Dreyer Ranch 



1 1 1 1 1 1 \ \ I I I 



JAN FEB MAR APR MAY JUNE JUL AUG SEPT OCT NOV DEC 



Figur'e 42. Monthly changes in bird species diversity (H) for 1977 runs of 

 five roadside wildlife survey routes. 



■ Total 



• Circle 



<► Flowing Well 



A Missouri River 



— o Proirie Elk 



• Oreyer Ronch 



9- 



8- 



5- 



1 1 1 1 



JAN FEB MAR APR MAY 



1 1 i 1 1 T- 



JUNE JULY AUG SEPT OCT NOV DEC 



Figure 43. Monthly changes in bird species richness (D) for 1977 runs of 

 five roadside wildlife survey routes. 



161 



