-19- 
•v. 
Table #7* 
Composition of Flocks by Species, Diurnal SIC #1$ 
~7 September to 
25 October 
SPECIES 
No, Birds % of Species % of Total Flock 
in Flocks Occurring in Flocks Observations 
Pale-footed Shearwater 
1 
25$ 
4* 
Wedge-tailed Shearwater 
338 
U5 
6.8 
Slender-billed Shearwater 
10 
17 
.2 
Sooty or Slender-billed Shearwater 
U8 
35 
1.0 
Christmas Island Shearwater 
1 
17 
+ 
Audubon* s Shearwater 
2 
20 
+ 
Juan Fernandez Petrel 
20 
15 
•U 
Pter ©dr ©ms externa ssp.? 
86 
61 
1.7 
Phoenix Island Petrel 
1 
10 
+ 
Black Winged Petrel 
21 
11 
•h 
Pterodroma hypoleuca ssp? 
16 
80 
.3 
Pterodroms sp? 
6 
6 
.1 
Shearwater/Petre1 
5U 
37 
1.1 
White-tailed Tropicbird 
32 
U3 
.6 
Red-tailed Tropicbird 
1 
3 
+ 
Blue -faced Boo by 
19 
27 
• h 
Brown Booby 
8 
33 
.2 
Red-footed Booby 
iSh 
79 
3.1 
Booby sp? 
1 
33 
+ 
Great Frigatebird 
10 
53 
.2 
Lesser Frigatebird 
7 
37 
.2 
Frigatebird, Unidentified 
19k 
80 
3.7 
Golden Plover 
7 
17 
.2 
Sooty Tern 
2236 
87 
U5.2 
Gray-backed Tern 
72 
he 
l.U 
Common Noddy Tern 
708 
89 
1U.3 
White-capped Noddy Tern 
101 
81 
2.0 
Blue-gray Noddy Tern 
61 
69 
1.2 
Fairy Tern 
220 
83 
u.u 
Tern, Unidentified 
508 
88 
10.2 
Long-tailed Jaeger 
2 
25 
1 
Jaeger sp? 
1 
17 
+ 
TOTALS 
U9U6 
67. h% 
100$ 
