TABLE V 
Diurnal Abundance 
of Species Groups inside the Grid 
Groan 
Tot al 
Birds 
Birds/square mile Estimated Population 
April 
May 
April May April 
May 
Shearwater 
"7 -7 T 
tot 
uyy 
0.09 
t y OoO -J- — 
Boobies 
5 
2 
0 7 G. 01 
50 + - 
Tro'oicbirds 
6 
16 
0.01 
475 -1- - 
Frigate birds 
0 
8 
^0.01 
100 + - 
Terns 
• 
650 
157 ^ 
0.63 
31,300 +- - 
Storm Petrels 
12 
4 
7-0.01 
250 4- - 
