10 
Table 4* Nocturnal Abundance of Species in the Southern Grid 15-24 Sept. ±966. 
No. 
Birds/ 
No. 
Species 
Birds 
Linear mi. 
Collected 
Pale-footed Shearwater 
1 
.001 
Sooty/Slender-billed Shearwater 312 
.421 
10 
Pterodroma externa 
1 
.001 
Pterodroma species 
5 
.006 
* 
Shearwater-Petrel 
17 
.022 
Storm Petrel (including Leach's) 25 
.034 
1 
Ped-tailed Tropicbird 
2 
.003 
Blue-faced Booby 
13 
.018 
Ped-footed Booby 
3 
.004 
Prigatebird species 
4 
.005 
Sooty Tern 
185 
.249 
5 
Gray-backed Tern 
2 
.003 
1 
Tern species 
2 
.003 
Bird species 
40 
.054 
— 
TOTALS 
* 
612 
.825 
17 
