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favorable- icr Tie-stlng thaii the 
—. '' ~~ s omc/j/ii r- t r— 
same period a year later. This period -may have beerAlonger,..but 
“■ c"* 
PfTirfcs—* 
o.y^L -v*i-s-i-ts—40%s»H ft e= b- ^ - 1 3=de- - i j - l -eF^P-tlre^ry Tk-e“tfe¥«»te-4l^^e^eftees-feetweeH 
^^^earH-ttet^the figures for July, 1963 and July 1964 are within % of 
each other except for the Sooty Terns which did not nest in July, 1963^.^1 
(S r*y^ [>4L,c,fci<i 7~trn $ ov w/hc /y <xccuf^tc nesV c tU*y'T 5 /~ £ no T *Sf t/« } 1 &i y f C 0 
Although the figures for the E d-footed Booby and Lesser frigate birch ar^- 
r4 
in 1963 are close to those in 1964 both species suffered high nestling 
mortality in 1963 not found in 19-64* 
on Howland Island this-de-eliR© the looser number of nests in late 
,/1 
,nd early 196 
7 x mag 
lave been the result of a a train: 
:l food supply. The 
X JL tf 
t population(less than 
individuals) wou 
.a not 
V W w ■ 
m to t 
it>DV 
