BUItfER’3 PETREL ( Bulveria bulverii) 
□ 1-15 December 
Q = 16-31 December 
0 birds 
@ » 
(^) =H—25 n 
O =26-50 ** ” 
At-Sea Distribution and Abundance 
O =51-100'" 
Q =101-500" DECEMBER 
