locations
of samples collected,
analyze
the
the atolls and the
concentrations in cistern water and groundwater sampled at
supplies.
from atoll
from ingestion of water
radiological dose assessment
radionuclide
the
summarizes
report
second
The
samples.”
and
to process
the methods used
and
sampled,
Other reports planned include a description of our analytical quality-control
program coordinated by Dr. C. D. Jennings of the Western Oregon State College
and radionuclide concentrations in components of the terrestrial environment.
Some
reports
individual
will
contain
atolls
while
the
in
others
combination of several atolls.
for publication
this
series
provide
the
results
results
and
dose
will
be
assessments
presented
an
scientific
assessment
of
exposure pathways including external gamma,
journals.
The
final
241 an,
and
any
for
the
dose
from
total
report
the
a
of
the
other
of
major
terrestrial food chains including
food products and drinking water, marine food chains, and inhalation.
90,
1374,
Here we
summarize
the
concentration data
for
;
+
239 2405.
for
In addition, some results are being summarized
international
in
will
analytical
gamma
emitters
in
fish
238
and
Pu,
clam
muscle tissue dissected from the different species collected at the atolls or
islands.
More recent results from Bikini and Enewetak Atolls, however, will
appear in a separate report.
Radiological doses at each atoll or island are
calculated
radionuclide
from
the
average
concentrations
in
fish
and
clam
muscle tissue assuming an average daily intake of 200 and 10 g, respectively.
The data summarized were abstracted from a complete compilation of radionuclide
.
:
:
.
.
7
concentrations in the various organs and tissues of fish analyzed.
FISH AND INVERTEBRATE SAMPLE COLLECTION
COLLECTION METHOD
Throw nets were used exclusively to catch reef fish at the atolls.
pelagic and benthic
jigs
or
baited
fish were collected on sport
hooks
while
trolling
in
the
fishing gear using feathered
lagoons.
Edible
collected by hand (free diving) in shallow areas of each lagoon.
clams were returned to
plastic
bags,
and
the
frozen.
research vessel,
The
samples
were
Large
segregated by
shipped
clams
The fish and
species,
frozen
to
were
the
placed
in
Lawrence
Livermore National Laboratory (LLNL) for storage and eventual processing.
i
j
i
4