seu salt wnien mizat unadvertently nave been included at the time
of rreservation.,
The August 1956 samples including preservative,
were evaporated to dryness,
so that. the sample
from Station 7 in-
ciuding galt water acelientally used for washing the plankton bucket,
7
.
Loe
ippesred iow in rucioactlivity.
the careful werk of Dr:
Rem2; Geldray
mn
precessing the plankton samples of August 1958 1s gratefully acknowledged.
vata efter 1356 are presented as of the date of counting, rather
than teing corrected back sto date of collecting as was done for the
1964-55 macerlal.
It is probable that if corrections for decay could
have been appiied to the 1356 data the levels on the date of collection woula huve been fourd to be about twice as nigh as those here
given for the dite of countins, but data from later collections would
meve heon preesias lls cunastered,
Resulys and discussion
\
T tles Ll and 2 sive the plu.kton data from 1954 to 1968, includ-_
ing vhe v.ilues
from whien Turtle
was comiled.
Individusl plate values appear in order to show the
Jegrec
of virl.ovllityv,
12 of the preceding report, UWFL-~43,
ia
and fur i1)54-55 to permit comparison of coarse
and fine me3n net samples,
Fa iloactivity is expressed per unit velight
of Louh wet plankton and plunktonie ash in order to assess the relative
Sustatliity of these tvo bases of reporting results.
w2vels of radioactivity were equaliy high in coarsenin fine
meshed nots.
basis
The equality prevails on either wet weight or ash weight
imons the ten pairs
of simultaneous tows with coarse and fine
joo.