TABLE 1 Summary of observations within the Grid, July 1965* 
Date 
No. miles 
No. Hours 
No. Birds 
No. Species 
06 July 
119 
ii.i 
d 4 8 
7 
07 
115 
12.9 
56 
3 
08 
131 
13.2 
113 
7 
09 
llU 
13.0 
12 
a 
10 
110 
13.1 
557 
10 
11 
119 
13.1 
168 
7 
0 
Total 
708 
76.U 
108 U 
11 ( 6 . 3 /day) 
TABLE 2 Diurnal 
density of 
species groups 
within the Grid, July 1965 
. 
Species Group 
No. Birds 
Birds/sq.ml. 
Estimated population/ 
50,000 sq.mile 
% Total 
Birds 
0 
Shearwater-petrel 
567 
o.aoi 
20,050 
52.3 
Tern 
U91 . 
0.231 
11,550 
U5.3 
Tropicbird 
26 
0.018 
900 
02 .a 
Total 
108U 
32,500 
100.0 
TABLE 3 Abundance of species within the Grid, July 1965• 
Status 
Species 
No* Birds Birds/linear 
Wedge-tailed Shearwater 
Newell*s Shearwater 
Christmas Island Shearwater 
Juan Fernandez Petrel 
Bonin Island Petrel 
Cook*s Petrel 
Dark-rumped Petrel 
Kermadec Petrel 
Red-tailed Tropicbird 
White-tailed Tropicbird 
Sooty Tern 
Grey-backed Tern 
Unidentified small Pterodroma 8 
Unidentified Shearwater-Petrel 51 
Unidentified Tropicbird sp. 2 
mile 
182 
0.257 
a 
0.005 
2 
0.003 
188 
0.266 
29 
o.oai 
99 
o.iao 
1 
0.001 
3 
0.00a 
21 
0.030 
3 • 
0.00a 
a 9 o 
0.692 
1 
0.001 
No* collected Over Last 
Month Year 
6 
k 
2 
7 
11 
1 
108U 1.531 31 
Totals 
