3 
Gre-~b Erivateb-.rd i A alight decrease in numbers or birds, 32 to 2h, 
from November was recorded. - 
Sooty fen The 96-0 individuals recorded this month is vastly greater 
than the number recorded in November. This is probably due to birds 
from outside the area moving through. 
Fairy Tern? The total of 25- birds is considerably greater than that 
found in November. 
Table II 
ABUNDANCE OF 
‘ SPECIES GR 
OUPS 
OUTSIDE THE GRID 
iV 
Species Grout) 
No. Birds 
Birds/ so e 
Mile 
Estimated Population 
Percent' 
Shearwater- 
^etrei 
282 
0.20 
9,925 
19 
Terns 
1039 
0.!}6.. 
)• • » 
22,785 
72 
Booby 
3k 
0.02 
1,195 
02 
Storm Petrel 
OA 
ot 
O.Oli 
2,105 
02 
Priest ebird 
nl. 
£4 
0.01 
• Uco 
01.5 
Tropicbird 
20 
0.01 
700 
01.5 
•DO'Gol 
ii)5i 
1.02 
51,090 
100 
vr 
in a 50,000 
square mile 
area 
-K-V- 
of total bir 
ds recorded 
.2 net 
ajusted figures 
V W 
vr#c 
Table III 
DIURNAL ABUNDANCE OF BIRDS IJITHIN A $0 MILE RADIUS OF JOHNSTON ATOLL 
Date Total Birds Total Liles Total Sooty Terns Total b T edge-tgdI Shear-rate 
89 265 6 / 
10 Dec 
302 
Total bird density 3*U / 
X.v* , 
2 . 98 /,^. 
I. 
y 
