I I 1-15 June 
O = 16-31 June 
0=0 birds 
® = 1-10 » 
O =11-25 " 
O =26-50 " 
O = 51-100 " 
= 101 - 500 " 
JUNE 
©© _®S)_ © © _ 00 B ©El 
