Each islet was surveyed identically.
b.
Walk-through surveillance with
insect nets and collecting equipment was conducted.
breeding sites and harborages were sampled.
A111 possible
Light traps were set out
in areas where wind shelter was provided to sample nocturnal activity.
Rodent surveillance was visual and with traps.
Have-a-Heart traps
were set in association with burrows, nests, high activity areas and
harborage.
¢.
:
,
oo
Laboratory areas provided by Mid Pacific Marine Laboratory (MPML) and
equipment indigenous to the survey teams provided ample work and
identification requirements. Insect identifications were made micro-
scopically with the use of appropriate keys.
The following islets were surveyed:
(Fred)
Mcdren
(Walt)
3)
Jedrol”
(Rex)
4)
Japtan
(David)
5)
Ananij
~Runit
S
*
re
|
2)
6)
(Bruce)
-
(Yvonne)
7)
Billae
(Wilma)
8)
Alembel
9)
Lojwa
10}
<Aomon
11)
Aej
(Olive)
~ 12)
Enjebi
(Janet)
.
(Vera)
_
(Ursula)
©
(Sally)
RESULTS;
a.
The predominanat problem on the atoll is the large population of rats.
Two species of rats were noted.
1)
Rattus rattus
(roof rat)
is
2)
2 sew nee
Rattus exculaus
.
ers ayant +
ee
.
sageae
:
oe ree
+ PRR ania ae IE ne cate MiliML, Blin oka rtunale &
(Polynesian rat)
>
.
=
ee ne
Bad
la.
OE ot os
.
en)
mre
,
aeBe ee!‘
ee eee
sar
= oe
-
3,
Enewetak
cee ene An
1)
[
d.