24

RADIOACTIVE CONTAMINATION OF AREAS IN THE PACIFIC OCEAN FROM NUCLEAR TESTS

Unlike localization in the liver of mammals,

Zn® was found distributed fairly uniformly
amongthe tissues. The Co® found in clams
Table 24—Radiostrontium, Radiocesium and

Radiocerium-Praseodymium

in

Biological

Samples, December 1954-January 1955 (AFL)
IsLanp

Oraanis

PrecentacE or TotaL
ACTIVITY
Bre

Bre

BRS

Oss

Cem
prin

Sept.,
Oct.
1055"

muscle.
41 mullet muscie_...| 0.0
0.0
Labaredj...--. 29 coconut milk...../<0.5 |<0.5

0.0
76.

165
0.0

0.0
48

26.
0.6

Gejen...--..-. 31 coconut milk. ...- <0.1 |<0.1
Kabelle....--. 37 Coulerpa
30
t milk. 2...
88 Helimeda.........|---.--]-----30 coconut crab
O86}
48]

42 tern bone...-_.... 00

43 tern bone._..__... 0.0
Meliz.....---. 4 dogtooth tuns
0.0

muscle,
Rongelap...._. 27 coconut meat__... 00}

28 coconut milk. .._. 00

82 pandanus frutt...l>0.1|
4 papaya meat......>01|
33 squash meat.___-_ >0.1)

00

0.0
0.0

81.
0.0
72,
0.0
67,

July,
Aug.
1955°

0.0
nn.
0.0
2.
Lo

0.0

tively was verified by laboratory experiments.)

Table 25—Sr™ in Biological and Lagoon Bottom
Samples from Rongelap Atoll, October 1955
(AFL)

Jaanxp

June-July
1055°

Rongelap Atoll:

accounted for the major portion of the activity.
(The ability of clams to concentrate Co® selec-

2.

TotaL
ActTIvITY
djm/g*

SaMPte

Rongelap...| Coconut meat.......----..-----

110

Morinds fruit...
Labaredj_..) Arrowroot corm......Kabelle.....| Coconut crab musele..._.

a
40
440

Pandanus frait._...

Coconutcrab liver.....--..---.1,20
Coconut crab salts of carapace...}....-..----Coconut crab cuticle of carapace.|_.......--..
Labaredj...) Giant clam mantle and muscle. 1,700
Giant clam kidney....-.....__-.
5, 200

&, 500
42

Qo
0

ooo
%

on

13|
25]

10.
68.

0.7
8.7

fraction containing mer fa.
particles >0.074 {?
|

61.

depth of water6’,

LO

*Dates of analysis.

12.
50.0
29.0
0
0

Grouperliver.........
Goatfish muscle.......

Labaredj...| Tern muscle........-----.-----Kabelle.....| Lagoon bottom,

15

46
32
29

Bonito bone_...-_.-...---2---2--

Kabelle....- Grouper muscle...

<0.4

<0.2

0

al

6
6
<0.6

2%
78.

ACTIVITY

150
1, 700
300

GO;
0.0

180

Sr,
PERCENT
or ToTaL

rom diameter.

31

61

0

0

Wet weight basis except lagoon bottom which Is on adry weight basis.

Table 26—Radiostrontium in Plants Collected at Rongelap Atoll July 23-24, 1956
Counted September 4, 1956 (AFL)
Pant

TIssur

IstaxD

Breadfruit.

Pulp.

Bongelap--...-......--...

Pandanus.
Arrowroot........---...-----Coconut.
Do.
Do.
Do.

Beed __
Pulp and skin
Milk
Meat.
Milk
Meat

do.
do.
do
do
Kabelle.......-..-..eeecee
do.

Morinda.

Pulp and seed

do

Tota,
B activity

re
d/m/g wet

420

0. 8240.03

7.7
108
262
64.6
36.9
18

2.2206
2. 540.6
0
0
0
0

d/m/g wet

8.41

212401

Lcrum
Cat wet

0. 000628

6.00136
0. 00450
0. 00333

“SUNSHIN
ON ne

891470

@b4t0

150-44
204439

Br. Sre

1.774-0.10

3 6840.22
0. 762-0. 06
1. 482-0. 05

DOE ARCHIVES

Select target paragraph3