Table 7
26
Mean concentration of 137Cs and 2°Sr in Pandanus and ?°Sr in
coconut crabs collected at Rongelap Atoll from 1957 ~ 1974.
Mean Concentration:
Sample
Type
Pandanus leaves
"
"
"
"
"
"
"
"
"
Coconut crab, muscle
Collection
Area
Rongelap I
"
"
"
"
"
.
Kabelle I
"
"
Lomuilal, Lukuen |
Date
Number of
Samples
in pCi/g, dry
137
Cs
1958
1959
196]
1963
197]
1974
9
19
16
13
3
]
114
87
101
69
15
13
1958
1961
1963
1974
4
]
T
2
360
120
170
43
0
Sr
25
15
1m
46
42
40
1957-58
12
14
Kabelle I
Kabelle I
"
1955
1957-58
1974
]
14
3
120
47
4.8
Coconut crab, exoskelton
"
Arbar I
"
1959
1974
2
2
480
64
"
"
Mellu I
"
1959
1974
2
1
1100
240
"
"
Kabelle I
"
1959
1974
3
3
1600
190
"
"
"
"
1974
4
25
These data were taken from the following sources:
Collection Date
1955
1958-1971
1974
b.
Arbar, Busch I
Source
Donaldson, 1955
LRE, unpublished data
This report
27 pCi/g, wet,multiplied by a wet/dry ratio of 4,5.
av
\a
a.
Rongelap I
Collection