noted; wi81. 165 Contributed the ™@&)Or portion of the radio-~-
activity in gogevola leaves from Kusaie and in Messerschmidia
and scaevola leaves from Ujelang (Lowman et aj. 1959), and
2n°> was predominant
in
fish tissues
Co?’ was present ugual:y in
from Ponape anu Utirik.
jeseer amounts,
and co38 and Co°?
were found enly in a sample cf clam kidney from Ujelang and a
fish liver sample from CUtirix.
other radioisotopes were
present only in a few samples.
cst3°,
an plants
a
from Kapinodamarargi an.
few samples
from Kusa:2,
fish sir. and gut
for exampl», was found
Utirik,
Cel4i, 144_5,144
Pr nupe and Uj:lang,
and mn? t
|, -
in
from Ponape and clam kidney from U;elang.
Pp: 34 wos detected once
only.
in ¢
caaple of sk -p:ack muscle
f: 4m Ponape.
The quantitative results of the gamma spectrum analyses
shown 1n Table 3 are Lased or. analyses made approximeteiy
eighteen months after the samples werc collected;
the shorter-lived radioisotopes 7599 =Kp?9
consequently
(nalf€ life 65 days),
co93 (71 days) Rut93-pnt43 (40 days) and cet4! (32 days) had
decayed to insignificant or non-detectadle
cram sample cf yellow-fin tuna from Ponape,
were found in low amounts
levels.
however,
Ina 161l-
Zr ?>-Nb99
(0.12 puc/g at tame of counting):
at time of collection the level of 7r95=Nb95 would have been
40 wyce/g.
K40 was present im all samples analyzed.
-|s-
In some