Greater White-fronted Goose 



Anser albifrons 

 1991-95 = 15 



-w 



w 



--W 



Snow Goose 



Chen caerulescens 

 1991-95 = 58 



MM 



-w 



--WW — WW-- 

 --WW-W 



Ross' Goose 



Chen rossii 



1991-95 = 20 



Brant 



Branta bernida 



1991-95 = 0; 1980 - LL 16 



n = 7 



t - t 



t - - t - - - 

 t 



20 



