-~10-
Table 1.
Total B-activity and Sr20+. ¥99 in Coenobita Carapace
Determinations made in January and February, 1956.
Averages
of three samples and their standard errors are given.
Date
collected
Jan.-Feb., 1956
d/m/g wet
$r904 ¥90 activity
Feb. 1956
d/m/g wet
4/15/54
6900 t 672
THSk + 952
5/26/54
10243 t 968
9763 t 975
8/19/54
14851 41413
15568 +1237
10/5/54
4362 + 431
4043 t 385
3/15/55
10368 ¢ 581
11281 ft 479
2/9/55
12516 +1594
12532 t 1484*
8/12/54 or
*
Total B-activity
Average of duplicate aliquots of three pooled samples
as determined by Dorothy J. South, Applied Ftrsheries
Laboratory.
na