J 
TABLE 4. Nocturnal abundance of 
species At-Sea 
SIC 11, January 
to March 1966# 
Species 
No* Birds 
Birds/ 
Linear Mile 
No# Collected 
Black-footed Albatross 
i 
0.001 
- 
Kermadec Petrel 
2 ' 
0.002 
- 
Juan Fernandez Petrel 
1 
0.001 
- 
Unidentified Shearwater-Petrel 
3 
0.004 
4 
- 
Storm Petrel species 
2 
0.002 
- 
Red-tailed Tropicbird 
1 
0.001 
- 
Tropicbird species 
3 
0.004 
- 
Blue-faced Booby 
5 
0.006 
- 
Brown Booby 
12 
0.015 
- 
Red-footed Booby 
18 
0.022 
1 4 
2 
Booby species 
8 
0.010 
- 
Great Frigatebird 
1 
0.001 
tm 
Shorebird species 
1 
0.001 
- 
Sooty Tern 
447 
0.545 
- 
Gray-backed Tern 
1 
0.001 
- 
Fairy Tern x 
1 
0.001 • 
- 
Tern species 
V 
17 
0.021 
- 
Miscellaneous unidentified 
10 
0.012 
- 
TOTALS 
534 \ 
0.651 
2 
\ 
(HI 
