c fish
Mean concentrations of !37cs in the flesh of reef and pelagi
Table 7.
from different islands and during different collection periods.
137¢s (pCi/kg wet wt)
Mean
Range
265 + 1112
130-460
Number of samples
Island locator
W
B-1
181 + 1388
9
B-5
B-6
|
B-10
12
1:
66 + 702
12-240
3
a
26 + 184
14-50
24 + 204
7-62
B-12
6
B-13
2
B-17
B-23
Pelagic species
40-370
16 + 73
11-21
6
42 + 284
12-90
2
33 + 164
20-45
13
164 + 1130
60-380
All reef fish (all lagoon locations)
1977-1978
28
119
1980-1981
1]
146
1982-1984
12
97
1977-1984
51
113
@ Mean concentration for all mullet, surgeonfish, goatfish, and parrotfish
collected between 1977 and 1984.
Mean concentration from all pelagic species collected between 1977 and
.
1984.
the trophic position of the fish and their muscle burden of '3/Cs.
The
largest fraction of the !3/Cs is found in the muscle tissue of the fourth-
trophic-level
level
fish,
fish,
mullet.
snapper, and the lowest fraction in the second-trophicHowever,
surgeonfish,
also
a
second-trophic-level
species, have a larger fraction of the total !37cs in muscle tissue than is
found in the third-trophic-level fish, goatfish.
The data on the concentrations of !37cs in the muscle tissue of fish are
presented here in several
ways to help in the interpretation of results.
Table 7 contains a summary of the mean and range of !37cs concentrations (no
corrections were made for radioactive decay) in the muscle tissue of reef fish
5000561
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