-17-
RESULTS AND DISCUSSION
ris from the
itting of the
ymmended
Piankton
Tables 3 and 4 give the plankton data from 1954 to 1958, including
Objective.
was compiled.
In-
he plankton
the values from which Table 12 of UWFL~43 (1955)
adioactivity
dividual plate values
[sea salt
and for 1954-1955, to permit comparison of coarse- and fine-meshed
‘at the time
net samples.
‘vative, were |
plankton and planktonic ash in order to assess the relative suitability of
cluding salt
these two bases of reporting results.
eared
;
appear in order to show the degree of variability,
Radioactivity is expressed per unit weight of both wet
Levels of radioactivity were equally high in coarse- and in fine-
low
meshed nets.
The equality prevailed on either a wet weight or ash
weight basis amongthe ten pairs of simultaneous tows with coarse- and
2 date of
fine~meshed nets listed in Table 3.
ng as was
from a coarse-meshed net five times and from a fine-meshed net five
stions for
times on the ash weight basis, and the same was true on the wet weight
vels on the
basis.
is high as
certain mesh size on both the ash and the wet basis.
collections
vation indicates a randomness,
McAteermemes SH).
thane-flow
SW rege
In only half of the cases was the specific activity higher for a
The above obser-
or in other words, a lack of correlation
between mesh size and specific activity.
In the Laboratory's earlier reports (AECD-3446:103; WT-616:20;
UWFL-42:31; UWFL-43:47; UWFL-46:9: UWFL-47:11), beta radioactivity
rm
ing
ully
The higher value of the pair was
et