Bioaccumulation of chemical pollutants from environmental microplastics in European sea bass
Zenodo (CERN European Organization for Nuclear Research)2022
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Jorge Rapp,
Jorge Rapp,
Daniel Montero,
Jorge Rapp,
Jorge Rapp,
Alicia Herrera,
Stefanie Reinold,
Stefanie Reinold,
Jorge Rapp,
May Gómez,
Jorge Rapp,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Ico Martínez
Ico Martínez
Alicia Herrera,
Alicia Herrera,
Sarah Montesdeoca‐Esponda,
Andrea Acosta-Dacal,
Alicia Herrera,
May Gómez,
May Gómez,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Stefanie Reinold,
Stefanie Reinold,
Ico Martínez
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
Alicia Herrera,
Jorge Rapp,
Jorge Rapp,
Daniel Montero,
Octavio P. Luzardo,
Octavio P. Luzardo,
Octavio P. Luzardo,
Octavio P. Luzardo,
Andrea Acosta-Dacal,
Andrea Acosta-Dacal,
Andrea Acosta-Dacal,
Sarah Montesdeoca‐Esponda,
Sarah Montesdeoca‐Esponda,
Sarah Montesdeoca‐Esponda,
Sarah Montesdeoca‐Esponda,
Alicia Herrera,
Ico Martínez
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Alicia Herrera,
May Gómez,
Ico Martínez
Ico Martínez
Jorge Rapp,
Jorge Rapp,
Jorge Rapp,
May Gómez,
Jorge Rapp,
Ico Martínez
Octavio P. Luzardo,
Octavio P. Luzardo,
Ico Martínez
Octavio P. Luzardo,
May Gómez,
May Gómez,
Alicia Herrera,
Ico Martínez
May Gómez,
Alicia Herrera,
May Gómez,
Sarah Montesdeoca‐Esponda,
May Gómez,
Ico Martínez
Ico Martínez
Jorge Rapp,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
Alicia Herrera,
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Sarah Montesdeoca‐Esponda,
Sarah Montesdeoca‐Esponda,
Sarah Montesdeoca‐Esponda,
Andrea Acosta-Dacal,
Andrea Acosta-Dacal,
Andrea Acosta-Dacal,
Daniel Montero,
Jorge Rapp,
Stefanie Reinold,
Jorge Rapp,
Jorge Rapp,
Stefanie Reinold,
May Gómez,
Ico Martínez
Ico Martínez
Alicia Herrera,
May Gómez,
Ico Martínez
Ico Martínez
Alicia Herrera,
Jorge Rapp,
May Gómez,
Ico Martínez
Ico Martínez
Ico Martínez
Jorge Rapp,
Stefanie Reinold,
May Gómez,
Jorge Rapp,
May Gómez,
Andrea Acosta-Dacal,
Andrea Acosta-Dacal,
May Gómez,
Jorge Rapp,
Jorge Rapp,
Jorge Rapp,
Jorge Rapp,
Stefanie Reinold,
Ico Martínez
Ico Martínez
Ico Martínez
Ico Martínez
Alicia Herrera,
Stefanie Reinold,
May Gómez,
Alicia Herrera,
Octavio P. Luzardo,
Stefanie Reinold,
May Gómez,
Octavio P. Luzardo,
Andrea Acosta-Dacal,
Alicia Herrera,
May Gómez,
May Gómez,
May Gómez,
Alicia Herrera,
Stefanie Reinold,
Stefanie Reinold,
May Gómez,
May Gómez,
Stefanie Reinold,
Ico Martínez
Stefanie Reinold,
Alicia Herrera,
Alicia Herrera,
May Gómez,
Sarah Montesdeoca‐Esponda,
Sarah Montesdeoca‐Esponda,
Sarah Montesdeoca‐Esponda,
Octavio P. Luzardo,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
Octavio P. Luzardo,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Ico Martínez
Daniel Montero,
Alicia Herrera,
May Gómez,
May Gómez,
May Gómez,
May Gómez,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
Daniel Montero,
Daniel Montero,
Alicia Herrera,
Alicia Herrera,
Alicia Herrera,
May Gómez,
May Gómez,
May Gómez,
Alicia Herrera,
May Gómez,
Alicia Herrera,
May Gómez,
May Gómez,
May Gómez,
Ico Martínez
Alicia Herrera,
Ico Martínez
Summary
Researchers designed a feeding experiment to determine whether chemical contaminants from environmental microplastics undergo trophic transfer to the liver of European sea bass (Dicentrarchus labrax), testing two feeding treatments with realistic microplastic concentrations to evaluate bioaccumulation risk.
In the present study, we have designed an experiment to determine whether there is trophic transfer of chemical contaminants from environmental microplastics (EMPs) to the liver of European sea bass (Dicentrarchus labrax) by testing two different feeding treatments with realistic concentrations (in the worst-case scenario) of virgin MPs, and with EMPs. Fish were fed for 60 days with three treatments: Control (feed), MP (feed with 10% virgin microplastics) and EMP (feed with 10% environmental microplastics), being the first study to evaluate long-term accumulation of contaminants due to ingestion of environmental microplastics in fish. Polybrominated diphenylethers (PBDEs), polychlorinated biphenyls (PCBs) and dichlorodiphenyltrichloroethane (DDT) were analyzed in the EMP, feed and liver. Our results show that PBDEs present in EMPs bioaccumulated in the liver after 60 days of treatment with a diet consisting of feed plus 10% microplastics collected from beaches. In the case of contaminants that were found adsorbed to microplastics, such as DDT and PCBs that are ubiquitous in all environments, these contaminants also appeared in control diet and diet with virgin MPs, but for both contaminants bioaccumulation was significantly higher in the liver of sea bass fed 10% EMPs with the diet, so ingestion of microplastics in the environment may increase exposure to these contaminants, adding to that of the surrounding water and diet. Also see: https://micro2022.sciencesconf.org/427142/document