BULVER’S PETREL (BalwrU Tnilveril) 
I I 1-15 June 
O * 16-31 June 
0=0 birds 
0 = 1-10 « 
O “11-25 " 
A'--Sea Distribution aal .* bundancc 
> 51-100 " 
• 101 - 500 " 
JUNE 
