ENDERBIIRY ISLAM) 
BIRDS 
DM JT 
11 
Blue-faced Booby ( Sula dactylatra ) 
Current Status : Common resident.V o*>V o^^ckci+S s 
° A • Cassiw (\&S&) j**^** Y'efo^VecS.aw 
Prior Records S j> . ¥^1ro . n_E^ ornn g . ( _<>.gflvn 
t>v-, V<rrfl ftrrilfiT'A 1 i ij m— \ I 
pjjrl iRlil srp_ staf fid to have been mosM ^abamda nt -'-on H o a d e n-and E n de rbury 
^cOT '""ili i ‘’Wily Viir *i Vi ^We- ^ooVa^ cOctS. cwv tVe*c«tv% a * 
<?vyj!<aY'W^A k 2> <Va& \WV VKevJ^ Vo€^e €sBM*Q *' V« *v\<& Vv< ^ c ^y H ivv ' : 3civ>ucuv- Vt*M\ 
Island. Kinney banded 150 adults in the spring of 1959- «Ss§#@pt 11 ftij^^gue 
t^luvvx'eo \**3^0 Vkcr^geA -V^e. U3a^ f/ Covw^v\ u ;>% tS\A^) V^3S «•*<& \w i \Q\'e 
c*,ve 
tf 
a ?. 1 n gannct<3 i Lj?^fe 
■ Loan. fen too 
S^srvn^ afp <A^«vy- ^Tc\w>es £1#* WavufieJi l&<? c3L&ix\Vs ^eVvoeev* ^l*v«5 
l it cgerfeure !— 
•«:---.* ^ r* tS tae - NoooNo^ <? e> o \*\o0x> o y> s <=>a ^\ueVaaN*e 
Population 1 The pnpia^i^n nm fViP "sitf f varies prp at lv rhm TTPi . :u3P . y ygar 
<5.oY\s^etcxV>\^ Mf\viD^V« vOt ^eo.Y. W(/L We. ^^\^5>V 
-V*\e Io-as? 'jjo-'S *160 \>,vAs ;*» \®*« 
pw?«a^^^ t S , p : toi a,-rv a^ nd - M o ^f- ani 
numbers 4rn,- ^ u ly '-- an ^-^te¥e^er. D 
l^ioH *0*f6l ^.e \ckv*kci,\ ujai a* »ooo VawiU »Vv vq«>*t «\v\«. 
^NwvoCv ec^5v\^wc^ pu.MV50/^> «*rc v ve ^^v v “2^_p +. 
*T h&g e -a ppea r s £ r Q ~ .b ^ su^ layed. ... oorreter fe -i€>B. between the - nuroer -^£~^eet« 
*“\\\'e Xav^c^r vw*%% ^o^naWVo^s 
anfl ,±J=»e--w m i ih e r r - nf b trd a -on-t he i al ' gmd . The- larg o at number 1 or birds -i s 
vO€\\ a^'r \&e r> ^ - V i yg»vwV*i3 »Vv ^ X? Vreedi wij 
present inJ evcmbOT when -- 1he ^-numfe e - r of ncst r s'nag - alrco d y■••de ei ,, eas r eifTzoll^irter^ 
W\ \^\Q Sv^\a\\es.*V ^o^vA\<x\coyt^> 
ably-£rom-^te-p^^ pcc dr . On the othei 1 hkEm 3 f -4^ 
E eb r uary--a ndr^ay are associated with little or no nesting activity. 
C\ ftov> -£» V(fi.evcxV>\e <sp>ro^»oaA-v ov\ V?fNe- v«€><c^Cv\V ^t3^xAo^V<Ov\ C 
T he populat ion is usu^Ly Is^v^adr-i: irueB greater than tne numbers'' of 
fi!c y\o\A\>wAs.as <*=» ^VAOvjaVA \y\ ^rcOkA^ ___ V>e\ov-0 • 
neat-tng" bi r Q.s as stiown in Tabl e _. 
VJa.>rCoervo« <w < 6 We -^xefi. ^ **** #* ?****»* 
±a.U_LG . V5,uiirpcw: 
1 11 hi xab-XLL^.., aim , 
Number of &k**Q 
Number o$- 
Percent of 
Nesting Birds 
Non-nesting Birds 
Birds Nesting 
July 1965 
796 
c 1100 
i^yy 
November 1963 
200 
c 1500 
11.9 
February 196^- 
0 
c 400 
00.0 
July 1964 
858 
c 750 
53.0 
November 1964 
626 
c 1400 
31.1 
February 1965 
5$ 
c 750 
04.5 
May 1965 
156 
c 550 
21.1 
