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Table 2T. Diurnal Density of Species Groups in The Southern 
Grid 15-24 September 1966. 
Species Group 
No. Birds 
Birds/mi^ 
Est. Pop. for 
67,600 
Square Miles 
% Total Birds 
Shearwater-Petrel 
21,127 
12.760 
424,908 
82.700 
Storm Petrel 
no 
.133 • 
4,429 
- 00.875 
Tern 
5,240 
2.110 
70,263 
13.700 
Tropicbird 
19 
.011 
370 
00.070 
Booby 
439 
.265 
8,825 
01.750 
Frigatebird 
504 
.152 
5,062 
00.990 
Shorebirds 
6 
.004 
133 
00.003 
Miscellaneous 
5 
• 
O 
O 
k*! 
100 
00.002 
TOTALS' 
27,450 
15.438 
514,090 
100# 
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