Fig. 1.
Fig. 2.
Concentrations of PCDD/Fs and DL-PCBs (x ± SD and range) in bivalve molluscs
| Species | PCDD/Fs | pg WHO-TEQ g−1 w.w. DL-PCBs | PCDD/Fs/DL-PCBs |
|---|---|---|---|
| Dog cockle | 0.09 ± 0.01 | 0.05 ± 0.01 | 0.13 ± 0.01 |
| 0.08–0.10 | 0.04–0.06 | 0.13–0.16 | |
| Manila clam | 0.10 ± 0.01 | 0.06 ± 0.02 | 0.16 ± 0.02 |
| 0.09–0.10 | 0.05–0.09 | 0.14–0.19 | |
| Atlantic jackknife clam | 0.12 ± 0.02 | 0.11 ± 0.01 | 0.23 ± 0.02 |
| 0.10–0.15 | 0.10–0.12 | 0.21–0.26 | |
| Blue mussel | 0.15 ± 0.08 | 0.14 ± 0.12 | 0.29 ± 0.20 |
| 0.09–0.33 | 0.05–0.41 | 0.13–0.74 | |
| Pacific oyster | 0.30 ± 0.07 | 0.19 ± 0.03 | 0.49 ± 0.08 |
| 0.23–0.37 | 0.16–0.21 | 0.44–0.58 | |
| Common cockle | 0.12 ± 0.04 | 0.11 ± 0.08 | 0.22 ± 0.07 |
| 0.09–0.14 | 0.08–0.13 | 0.17–0.27 | |
| Maximum levels (under Regulation 1259/2011/EU) | 3.50 | - | 6.50 |