ENLERBUR 
v 
DRAFT 
BIRDS 
be m booby 
' TWO EEARs In the breeding cycle. One In November • 
1963 and the other in February , 1965 with minimal nesting In Feb * , 1964 and 
May, 1965. These facts would seem to agree with a random breeding cycle 
possibly geared to favorable food conditions. 
Reproduction: Most of the nests are located on the west side of the island 
either near the colonist ! s house or at the south end of the Islands. There is 
another minor concentration of nests on the SB corner of the island. In July- 
1964 about 60;3 of the nests were located in these areas. The rest of the nests 
are scattered over the island although they are usually located in the same area 
on subsequent trips. The nests h^¥e-b 9 en-f«©HH 4 - 4 H-ae& 4 -ef- 4 he on the east 
side ox the as land are oeninct the oeach slope 0 $- , in a smalt valley 01 
sheltered in some way iron the prevaling winds. Those on the west side or 
usually on a slight ridge or in a large open area with. 
Ba r ding: Through May, 1965 FOBSP personnel had banded 179 adults, 1 subadult. 
28 immatures, and 36 nestlings. 2 birds have gone from Enderbury to Howland and 
one was recaptured on 
In addition one bird from Howland, two from 
Birnie, 1 from Phoenix: have been recaptured on Enderbury 
wani-reten- jThtr\_ 
ardsHoanued arichww 
Iderl 
Other Specimens: USN1I 15630, sex?, U 
:pl. Expedition, 1847 
pnQCD qpm n t? v ; % q 
I Ui.Wi !. r1 -jvjj-jlI ,.J 
USMM 495685, M, iww testee 15x10 mm., 1029 gms., May 30, 19655 
USNM 495687, M, testes 5 mm., 102? gms., May 30, 1965; USNM 495^89, M, 
testes 12x15 mm., 942 gms.. May 30, 1965; USNM 495686, F, ovary 20x10 mm 
* 9 
ova minute, 1442 gms., May 30, 1965, USNM 495688, F, ovary 10x10 mm., 1. ovum 
(alcoholic) 
2 mm., 1231 gms., May 30, 1965; 44U3KK uncat.j Sex ?, 1129 gms.. May 30, 1965 
USNM uncat.. Sex ? (alcoholic), 1057 gas., May 30, 1965j USNK uricat 
^ # , 
V 
(alcoholic), 1070 gifts.. Icy 30 1965 
