105 . 
The total hatch of the Laysans is 19 per cent, or 
' about 120 of the 631 nests. 
64 per cent of the HLackfeet are now on chicks, with 
40 per cent hatched on N. pt, 67 per cent on west beach. 
Shorebirds are way down - only 3? OP and $8 RT. 
Blue-faced Booby behavior in the PM after chow. 
Jan 31# 1965 Checked the Blue-faced Boobies every 
hour today, the numbers in the colony are lower at 
\ flight, but higher during the day. 69 were found at 
0720, 74 at 1850. The loweBt number were found at 1000 
hours - 21. 
The female Bl6 is behaving strangely, sits in the 
jsame spot hour after hour, not standing but sitting, 
po egg, but since these notes are wfciten a day late I 
san say that she laid an egg sometime during the mght, 
as there is one there tomarrow. 
1 Feb. B15 is on an egg in the same area that Bl6 
was sitting all day yesterday. She laid the egg in the 
spot she stayed in all day. Almost all of today was 
[taken up with report writing - an extra long report that 
covers everything from house mice to weather. We must 
find a way to census amount of Bonin Is. Petrol active 
jburrows with eggs. Two eggs have been found on the 
ground, but we cannot check bu rows without destroying 
them. 
2 Feb. Finished off all my recovery forms this A.M. 
Cheded Iaysan nests and Blue-faced Boobies at 1400, 
at that time all female boobies on eggs. At 1830, after 
doing some behavioral observations, noticed that all the 
nests were attended by males - each had changed mates on 
the eggs. 
I found an injured and emaciated Bom. Frigate today - 
brought him back to the la]g for bleeding. Won another 
dollar from Dennis - he bet I couldn't find the heart and 
draw 10 cc. of blood from the injured bird - got 11 cc. 
on the first try. The heart was located about 1 inch 
to one side of the center of the sternum, and almost 1 1 /< 
inchesdeep. The bird was dispatched and is now proudly 
wearing tag FN 20427. One wing was damaged in the carpal 
area. In carrying him back I picked up quite a load of 
Mallophaga - almost 50 of them on my tee shirt. I have 
never seen a bird - even among Frigates — so loaded with 
t 
