Levels of gross beta radioactivity of invertebrates at
Rongelap Atoll in September 1959, arranged by islands clockwise around atoll starting at the northwest region; data
Geometric mean (xX)
grouped by type of organism and tissue.
and standard deviation (s) were computed using logarithms.
Organism
Tissue
Millimicrocuries per
kilogram, wet
x
Naen
Naen
Naen
Naen
Naen
Naen
W. Yugui
W. Yugui
W. Yugul
sponge
clam
clam
clam
clam
clam
clam
clam
clam
clam
clam
sea cucumb,
entire
30
muscle
14
gill
20
kidney
1000
visc, mass
61
mantle
13
muscle
17
15
gill
kidney
680
visc,. mass
76
mantle
14
W. Yugul
W. Yugui
Pigantyaro.
integument
19
Pigangyenpo. sea cucumb. gonad
_,
4
Pigantyero. seam cucumb, gut
54 gs
Lomuilal
Lomuilal
Lomuilal
Gejen
Gejen
Gejen
Island 13
Island 13
Island 12
Anielap
Antelap
Anielap
Antitelap
Anielap
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
Kabelle
900223b
X-s
X+s
-
-
10
10
630
35
9
16
9
670
46
il
12
8
4c
18
39
1600
106
19
18
27
680
125
20
30
25
BE
snail
muscle
snail
liver
snail
vise. mass
sea cucumb,. integument
seéa cucumb, gEphage=——+
133
510
280
118
450
220
149
580
360
11
10
14
clam
clam
clam
clam
5
5
240
§1
6
4
5
210
20
4
8
6
290
127
8
20
55
9
20
47
54
gut
integument
sea@ cucumb, gonad
sea cucumb, gut
Sea cucumb,
sea cucumb,
clam
gea cucumb.
Sea cucumb.
Sea cucumb,
muscle
gill
kidney
vise. mass
mantle
integument
gonad
gut
7
59
28
el
112
3
hermit crab muscle
63
hermit crab liver
67
hermit crab exoskelet~n1l360
snail
muscle
290
snail
liver
490
visc, mass
3500
snail .
clam
muscle
5
clam
gill
10
kidney
125
clam
visc. mass
48
clam
mantle
6
clam
5
31
24
16
92
1
11
50
53
29
136
14
-~
190
280
190
4
6
450
850
480
8
18
21
4
110
8
62
-
250
Number
of
plates
OOWOODO AHP HEP KH HVNNY YS PPE EO VNU GWNO NYDN RPE PDNNVNNHORADH
Island