GROSS ACTIVITY
Il
Table 6—Results of Analyses Performed at HASL
fat :
who Dre.
eeee8Log
NE OF,
“a +4, ee Ee wai oe .
LAND PLANTS
HASL|NRDL/|
No.
No.
Samra
Location
Oncanise
3437...-
521
3438... ..
523 |..---do_.....|--...do... 2.
3438_...
.
3513...
3534_...
$25 |-....do....-]--.--do.......
3441___.
3442_...1
3447...
3456___.
3476_..
34092__..
3505...
3519._..
3541....|
TOTAL ACTIVITY
TrmsvE
C-Date*| d/m/gram
Rongelap..| Coconut...
2640.7
4341.7 0.11 +0. 10
7141.7 |....-.-.-.---2640.7 0.14 40.06
9842.2 0. 04720. 039
6641.7 0.70 +0. 04
852%:0.7 0.08140. 071
8742.1 0.080+0.043
6142.0)/27 40.1
1040.7 0. 04620. 02
752
803
Utirik... ..|.----do.....-.
Likiep....-
856
580
726
674
766
Gegen... .Entwetok..
Entaetak...
Bifo........
Utirik...
4-14-56
4-14-56
4-14-56
414-56
414-56
535 Rongelap -_
834 -....do
558 j.....) do._---.
4-14-56
4-14-56
4-14-56
907 Likiep._...
421.9
3041.5
lost
300241)
18043.8
672.1
602:2.2
2621.6
4-14-46 7.3411
Ca
Csist
grams/
d/m/gram
4-17-56
4-17-56
4-17-56
£17-86
417-56
4-17-56
4-17-86
4-17-56
4-17-66
4-17-86
*C~-Date: Date of counting.
Bre
d/m/gram
8.UL«
gram
Per-
cent
Bre
Per-
cent
Con
0,22 +0,01
0,26 +0. 11
$0.16
lost
3.6
1.4
0.20
0.19
0.22
40.15
+0. 82
40.06
+0.03
+0. 06
$0.13
* Sunshine Unit = 0.001 pe Sr/kg Ca,
B. Marine Organisms and Birds
Graph 2 indicates the general level of
activity in fish at Rongelap Atoll and the
decline of activity with time.*
Tables 7, 8, and 9 report the results of NRDL
analyses for the February 1955 survey.’ Tables
10, 11, and 12 are for the February 1956
survey. Tables 13 and 14 show the analyses
by HASL.®°
Table 7—Summary of Beta and Gamma Activity Concentration in Fish and Marine Invertebrates
(NRDL)*
Radioactivity CONCENTRATION (yc/kg) (*)
LARGE YisH (>)
Locarion
No. of
Bpeci-
mens
Rongelap Atoll:
North Lagoon. ._....-.-2-------- ean e ne ee
Bouth Lagoon......_...2--------- ease eee
Rongerik Atoll:
3)
3
SMALL FISH (*)
Activity
8
Y
0.22
054
1.2
0.33
Eniwetak._.....2. 2-222 oo eee eee
2!
02
0.26
Utirik Atoll:
Utirik -. 2.2.2... e eee e eee eee een cece elec eee fee nen ee| ee eeeeee
Likiep Atoll:
No. of
Bpeci-
mens
CRABS AND CLAMS
Activity
No. of
Speci-
©) >150g.
(*) <150g.
49
14
1.58
0.94
2
2
21 fone nf een eee nnn new ef peewee nfo ee ee een ne
6
14
(
@) No data taken.
1. 54
0. 49
1%
1.76
Activity
2
z
*Collections made about February 1, 1955. Data reported as of March 1, 1955.
Y
mens
’
4
3
6
No. of
Speci-
é
Likiep.-----. eee ee eee eee eee eee
1!
0.02
0.01
3
05
01
Bikar Atoll:
Bikar. .-- 222-022 - ee new ene ene cee een [pee nen n [eee e nen s [eee c owen cone wee nee e ene [eee eens
(s) go are in terms of Co" equivalent.
Activity
mens
SNAILS
we
fee nn eens
6
7
2
19.5
56
—(d) j.--.----}-----.2-
ene e|pe e nen[enwen ene
1
0.12
0.35 ooo ee eee ee peewee}
2
0.390
0.19 [222-2 2e ef ep