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Food Additives & Contaminants: Part A Volume 40, 2023 - Issue 4
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Articles

Spatiotemporal bioavailability of PCDD/Fs and dl-PCBs in wild mussels from the Portuguese Atlantic coast

Pedro Antunesa Reference Laboratory of Environmental Portuguese Agency, Rua da Mugueira, Amadora, PortugalCorrespondence[email protected]
ORCID Iconhttps://orcid.org/0000-0002-9215-4706
ORCID Icon,
Ana Gamaa Reference Laboratory of Environmental Portuguese Agency, Rua da Mugueira, Amadora, PortugalORCID Iconhttps://orcid.org/0000-0001-5770-9537
ORCID Icon,
Margarida Pereiraa Reference Laboratory of Environmental Portuguese Agency, Rua da Mugueira, Amadora, PortugalORCID Iconhttps://orcid.org/0000-0002-8400-1216
ORCID Icon &
Elvira M. M. Gasparb LAQV-REQUIMTE, Department of Chemistry, Faculty of Science and Technology, New University of Lisbon, Caparica, PortugalCorrespondence[email protected]
ORCID Iconhttps://orcid.org/0000-0001-8906-4809
ORCID Icon
Pages 576-587 | Received 28 Dec 2022, Accepted 24 Feb 2023, Published online: 22 Mar 2023

Figures & data

Table 1. Mussels’ sampling sites: location and industrial activities nearby.

Table 2. Spatiotemporal WHO-TEQ bioavailability levels (ng kg−1) of Σ17PCDD/Fs and Σ12PCBs in wild mussels from the Portuguese Atlantic coast.

Figure 1. Spatial trends of PCDD/Fs and PCBs (sum of WHO-TEQ values) in wild mussels collected along the Portuguese Atlantic coast (sampling sites (P1 to P8, described in ).

Figure 1. Spatial trends of PCDD/Fs and PCBs (sum of WHO-TEQ values) in wild mussels collected along the Portuguese Atlantic coast (sampling sites (P1 to P8, described in Table 1).

Figure 2. Congener patterns for PCDD/Fs in Portuguese mussels. F1 to F10 are the PCDF congeners and D1 to D7 are the PCDD congeners.

Figure 2. Congener patterns for PCDD/Fs in Portuguese mussels. F1 to F10 are the PCDF congeners and D1 to D7 are the PCDD congeners.

Figure 3. Congener patterns for dl-PCBs in Portuguese mussels.

Figure 3. Congener patterns for dl-PCBs in Portuguese mussels.

Figure 4. Temporal profiles of dl-PCBs congener isomer classes (tetra-, penta-, hexa- and hepta-PCBs) in all the sampling points (P1 to P8) of mussels.

Figure 4. Temporal profiles of dl-PCBs congener isomer classes (tetra-, penta-, hexa- and hepta-PCBs) in all the sampling points (P1 to P8) of mussels.

Figure 5. PCA analysis: sum of dl-PCBs by congener isomer classes concentration (ng/kg) versus year of monitoring (data sets in Supplementary Table 1S).

Figure 5. PCA analysis: sum of dl-PCBs by congener isomer classes concentration (ng/kg) versus year of monitoring (data sets in Supplementary Table 1S).

Figure 6. PCA analysis: sum of dl-PCBs concentration (ng/kg) at each sampling station versus year of monitoring (data sets in Supplementary Table 2S).

Figure 6. PCA analysis: sum of dl-PCBs concentration (ng/kg) at each sampling station versus year of monitoring (data sets in Supplementary Table 2S).
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