fable 2.
Iron-55 c
itent jn goatfish (Mulloichthys, sp.)
and soil samples from Rongelap Atoll.
Sample numbers
are in parentheses; stable Fe and 55 Fe are expressed
per kilogram of wet tissue or per kilogram dry soil.
Content
°
Location
.
Sample
:
.55
Collection
date
Fe
(uci) *
Stable
Fe
55
Fe
Fe
(g)
(uci)
g
. Biologféal Samples
Rongelap Islet Liver (20)
September 1959
4.04
0.98
4.1
Kabelle Islet
September 1961
0.68
0.76
0.9
March
1963
1.40
1.15
1,2
August
1963
2,49
0.37
6.7
Liver (7)
‘Rongelap Islet Liver (10)
Kabelle Islet
Liver (71)
Soils
Kabelle Islet
Soil (0-2.5 cm)
August
1959
0.24
Kabelle Islet
Soil (0-2.5 cm)
August
1963
0.06
March
1959
0.05
August
1963
0.006
_~Rongelap Islet Soil (0-2.5 cm)
Rongelap Islet Soil (0-2.5 om)
* Sample counting times were arranged to determine 58 Fe in biological
Samples to + 5 per cent at the 95 per cent confidence level
(2¢);
soil samples to + 5-20 per cent at the 67 per cent confidence
level (16).
Stable Fe determination, £ 10 per cent at the 67
per cent confidence level
collection date.
(1¢).
Activities are corrected to