Pn a a ae ee
MBLs 0tiple «ate mata
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Sponges should be sampled, with three samples
from each af three specigsense uset for count-
ing.
3.
Bio-monitori
of
ante and
@
As previous experiments have shown that there is very
Jittie differense in the levels of aetivity in the various spe-
cies of hand plants and algae, esllieetions could be limited to
three species of signe and three of land planta.
ginese in
eerlier studies there appeared to be no correlation between mm
per of samples taker erd amount of variability in the eeunts,
the beet method of sempling might be to lump seversl samplice together and then tale an aliquot te give an average values.
aliquets should be enough for cheeking.
Go
Time eseh collectian
or gempling would require 6 plates for algae and 13 plates for
t - Gig
Natal i aah
"pert
Ww
a7
ie Sites iS yl, but
land plants (for each looation).
Algse (ontire)
Land Plante
Ral
enevols frutescens
mpeeer6chmidia arse
h.
<2
-2
@lo-sonitering of Plankton
Eveluation of the radioactivity; in plankton ie iaportant
tc studies of cycling of Siseion products in iasocon organisms,
AS ciation $8 Une vit
6 hye F
od
rk
raetd.
Roasnaton ts