100 ' 
ATTU I 
50 ' 
45 ' 
AG ATTU I 
c-j 
□ -3 
0-1 
0-4 
0-1 
0-13 
0-8 
0-8 
0-1 
0-2 
0-3 
KISKA I f) 
s 
O 
•o 
o 
0 - 
AMCHITKA I 
9 
o 
£ '~3«? 
ADAK i 
. 
50 ° — 
O 
Cook’s-Bonln Island. Petrel 
Pterodroma sp. 
■ 
Sooty Storm Petrel? 
Oceanodroma markhami 
45 ‘ 
Map V. Sightings of two species of 
petrels in which the identity 
is in doubt. 
175 ' 
ISO 
