SOOTY TERN ( Sterna fuscata) 
□ 1-15 October 
O = 16-31 October 
O ~ 0 birds 
@ = 1-10 " 
O =11-25 " 
O =26-50 " 
O =51-100 " 
At-Sea Distribution and Abundance 
0 = 101 - 500 " 
OCTOBi* 
