Locality: Bikini Atoll.
Date:
Personnel:
Weather:
Arji to Enyu.
Same
August 23, 1964.
Sunday.
14.
Good.
Water conditions:
Calm.
Lewis and Donaldson went plankton collecting in A.M.
Four
tows were made with 2 nets hauled at a time for 30 minutes a
tow--a total of 2 hours.
the Wide Passage.
lagoon
Tows were made at the western end of
This should produce a mixture of oceanic and
plankton.
Jackson went back to Arji islet in the A.M.
rat traps.
to pick up his
The trap line had been set in sedge growths and in
mixed communities with Messerschmidia dominant.
Competition from
hermit crabs was most severe.
Only Polynesian rats were caught
None were pregnant,
14
females
examined,
(8 male and 15 female).
though all females were sexually mature.
10 had had previous
Of
litters.
No trapping was done around the old installations,
but it
is believed that only Polynesian rats would have been found here.
While a few rats were seen abroad during daylight hours,
this population does not have the diurnal characteristics of that
on Enyu.
At 1300 the ship moved across the Wide Passage and anchored
at Enyu Islet.
observation,
Everyone went ashore for one last collecting, .
or scrounging trip.
The crew worked until after