Table 5.
Isotope | Activity in Sediment (Bqkg−1 d.w.) | Activity Concentration in Organism (Bq kg−1 f.w.) | |||||
---|---|---|---|---|---|---|---|
Benthic Fish | Macroalgae | Mollusc-Bivalve | Pelagic Fish | Phytoplankton | Zooplankton | ||
Ra-226 | 16.2 | 0.43 | 0.27 | 0.20 | 0.43 | 3.48 | 0.25 |
Th-232 | 34.3 | 0.01 | 0.020 | 0.01 | 0.01 | 3.15 | 0.031 |
Pb-210 | 46.80 | 5.80 | 0.18 | 1.11 | 5.80 | 84.3 | 2.99 |
Cs-137 | 0.08 | 0.0006 | 0.0007 | 0.0004 | 0.0006 | 0.0001 | 0.0010 |