GfiE.lI FRIGATEBIRD 
HOWLAND 
ANNOTATED LIST 
May IS, 1965 - Sibley: 
"All nesting in the Gordia grove 
1 egg 64 
sm. yg. 
total 
115 
5 
184 
26 blood samples 
May 19, 1965 
May 20 9 1965 
Sibley* 11 1 collected^ 53 adults and 6 immatures banded* 
3 returns* One bird with 2 blue streamers seen on a nest* 
Sibley: "Colony 190 ? x 140 ! long axix N-S. Only 2 Red-Footed 
booby nests in colony* All nests on dead Gordia branches* 
Made of Tribulus* Ground cover 100/ Tribulufe . Soil covered 
by 1/2 n of dead Tribulus then black guano soil underneath* 
All nests as usual in central depression* 
above 
NEST# 
distance in 4 directions 
height 
ground diam 
w/sm. yg. 
1 
24 n over 4 feet 
5" , 
10" 
20" 
w/sm. yg. 
2 
40" 33" 36" over 48" 
4" 
14" 
12" 
6gg 
3 
22" over 4 feet 
4" 
20" 
13" 
w/sm* yg* 
4 
32" over 4 feet 
4" 
14" 
12" 
egg 
5 
over 4 feet 
6" 
43 
18" 
egg 
$ 
26 " over 4 feet 
6" 
14" 
1 51. 
w/sm, yg. 
7 
30 " 30" over 4 feet 
26 " 
QH 
w/sm* yg* 
8 
36" 32" over 4 feet 
4" 
14" 
12" 
w/sm. yg. 
9 
over 4 feet 
2" 
6" 
1 4 H 
(on Tribulus 
base)w/sm. yg. 10 
over 4 feet 
m 
3" 
15" 
4 adults and one immature banded 
!% 6 ~ - dfeb - - 3 
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/0v C4- 
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& - 7o / /ffcr- (&4H) - ^Lvu 
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