DRAFT
a,
plankton observations where the counting rate was very small,
the probable error was usually greater than 8%, often es much
ag 50% and occasionally over 100%,
2-3
RADIOACTIVITY IN OCEAN WATER
Samples of sea water taken at varicus deptns at ten of
the hydrographic stetions vere used in this study.
4 150 mi.
volume of the water from each sample was evaporated to dryness and
the resulting selt asssread for racionctivity,
each station.
Table
The salinity valvas are listed cnly for statien
variations in activity with the slight variation thet exists
in salinity.
surface sauples of the water at several stavions were
filtered through a 0.9 micron millipore filter in cracr to
LVity were present in the 2
ssSean
=
Gissslved
se
Aten
aAn
substances
ot
end:
mae?
wes
pee
or cs paervictlete meatier
wae
bey
-
Ercaver wnan
.
the surface particulate matter is largely composed of Living
h