2. North Pelagic Sections 
9-15 January, 23-28 February, 
1, 11-14 March, 23-29 April 
Area covered : Three tracks between the Southern Grid area 
(2° N. 175-179° W.) to Oahu, and one track 
from Oahu to Kingman Reef 
# miles of obs.: 2923 
TA3L2 11. Occurrence of Species in North Pelagic Region 
i of N. $ of 
Pelagic Total $ of 
* 
Species Number Birds Birds Species 
Linear 
Density 
Black-footed Albatross 
10 
0.3 
0.12 
100 
.003 
Sooty/Slender-billed Shearwater 
• 6b 
1.8 
0.4 
26 
.022 
Wedge-tailed Shearwater 
1029 
28.2 
7.4 
37 
.352 
Christmas Shearwater 
1 • 
* 
* 
13 
* 
Newell Shearwater 
13 
0.4 
0.1 
100 
.004 
Audubon Shearwater 
• 
9 
0.2 
•. 0.1 
60 
.003 
Other Shearwaters 
6 
0.2 
* 
50 
.002 
Phoenix/Tahiti Petrel 
l4 
0.4 
0.1 
4l 
.005 
Mottled Petrel 
4 
0.1 
57 
.001 ' 
Dark-ruriped Petrel 
2 
0.1 
* 
100 
.001 
Pterodrcna externa 
145 
4.0 
1.0 
100 
.049 
Small Pterodroma 
Si 
0.8 
0.2 
57 
.011 
Pterodroma sp. 
- 
53 
1.5 
0.4 
85 
.018 
Bulwer Petrel 
65 
1.8 
0.5 
55 
.022 
Storm Petrel (Leach) 
44 , 
1.2 
0.3 
28 
.015 
Misc. Shearwater/Petrel 
89 
2.4 
. 0.6 
59 
.030 
White-tailed Tropicbird 
43 
1.8 
0.3 
45 
.015 
Red -tailed Tropicbird 
18 
0.5 
0.1 
60 
.006 
Tropicbird sp. 
1 
** 
* 
33 
* 
Blue-faced Booby 
55 
1.5 
0.4 
19 
.019 
Brown Booby 
5 
0.1 
* 
26 
.002 
Red-footed Booby 
57 
1.6 
0.4 
7 
.019 
Booby sp. 
9 
0.2 
0.1 
• 47 
.003 
Frigatebird sp. 
12 
0.3 
• 0.1 
10 
.004 
Shorebird 
1 
* 
* 
l6 
•K 
Skua 
1 
* 
* 
100 
w 
-*r 
Jaeger 
42 
1.2 
0.3 
100 
.014 
Sooty Tern 
0 
1748 
47.9 
12.5 
28 
.5 97 
1 
Common Noddy 
13 
0.4 
0.1 
3 
/'V'Vi 
1 
White Tern 
12 
0.3 
0.1 
2 
.00-4 
Miscellaneous Birds 
58 
1.6 
0.4 
bo 
.020 
m^.4- c *r 
x 0 OOI 
3654 
100 
26.3 ■ 
1.250 
