ABUNDANCE OF SPECIES GROUPS WITHIN THE GRID 
Group • No. birds Birds/Sq. Mi. est. Pop* % of total birds 
Shearwater- 
Petrel 
545 
0*43 
21,300 
92 
Terns 
4 
0.002 
100 
01 
Boobies 
8 
0.01 
310 
• » 
01 
Tropicbirds 
0.01 
660 
03 
Frigatebirds 
14 
0.01 
t 
275 
02 
Storm Petrels 
3 
0.005 
230 
01 
.S' 
Total Birds 
602 
0.47 
23,500 
100 
