Mercury Uptake Affects the Development of Larus fuscus Chicks
Abstract Current emission and mobilization rates of mercury (Hg) in the environment pose extensive threats to both wildlife and human health. Assessing the exposure risk and effects of Hg contamination in model species such as seabirds is essential to understand Hg risks at the population and ecosys...
Published in: | Environmental Toxicology and Chemistry |
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Online Access: | http://dx.doi.org/10.1002/etc.4823 https://onlinelibrary.wiley.com/doi/pdf/10.1002/etc.4823 https://onlinelibrary.wiley.com/doi/full-xml/10.1002/etc.4823 https://setac.onlinelibrary.wiley.com/doi/pdf/10.1002/etc.4823 |
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crwiley:10.1002/etc.4823 2024-09-30T14:38:17+00:00 Mercury Uptake Affects the Development of Larus fuscus Chicks Santos, Cátia S.A. Sotillo, Alejandro Gupta, Trisha Delgado, Sergio Müller, Wendt Stienen, Eric W.M. de Neve, Liesbeth Lens, Luc Soares, Amadeu M.V.M. Monteiro, Marta S. Loureiro, Susana Fundação para a Ciência e a Tecnologia Fonds Wetenschappelijk Onderzoek 2020 http://dx.doi.org/10.1002/etc.4823 https://onlinelibrary.wiley.com/doi/pdf/10.1002/etc.4823 https://onlinelibrary.wiley.com/doi/full-xml/10.1002/etc.4823 https://setac.onlinelibrary.wiley.com/doi/pdf/10.1002/etc.4823 en eng Wiley http://onlinelibrary.wiley.com/termsAndConditions#vor Environmental Toxicology and Chemistry volume 39, issue 10, page 2008-2017 ISSN 0730-7268 1552-8618 journal-article 2020 crwiley https://doi.org/10.1002/etc.4823 2024-09-17T04:44:05Z Abstract Current emission and mobilization rates of mercury (Hg) in the environment pose extensive threats to both wildlife and human health. Assessing the exposure risk and effects of Hg contamination in model species such as seabirds is essential to understand Hg risks at the population and ecosystem levels. The lesser black‐backed gull ( Larus fuscus ), a generalist seabird species, is an excellent model species because it forages in both marine and terrestrial habitats, which in turn differ in their Hg exposure risk. To identify possible deleterious effects of Hg exposure on developing L. fuscus chicks, a dietary experiment was carried out and chicks were provided a marine, terrestrial, or mixed diet. The effects of embryonic and dietary Hg exposure on chick body condition and physiological state were assessed at different developmental stages until fledging age (30 d). Overall physiological condition was lower in chicks fed a predominantly marine diet, which coincided with higher Hg loads in blood and primary feathers. However, no effect of dietary uptake of Hg was observed on body condition or in terms of genotoxic damage. Body condition and genotoxic damage correlated instead with Hg exposure during embryonic development, which seems to indicate that embryonic exposure to Hg may result in carry‐over effects on later chick development. Environ Toxicol Chem 2020;39:2008–2017. © 2020 SETAC Article in Journal/Newspaper Lesser black-backed gull Wiley Online Library Environmental Toxicology and Chemistry 39 10 2008 2017 |
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Wiley Online Library |
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crwiley |
language |
English |
description |
Abstract Current emission and mobilization rates of mercury (Hg) in the environment pose extensive threats to both wildlife and human health. Assessing the exposure risk and effects of Hg contamination in model species such as seabirds is essential to understand Hg risks at the population and ecosystem levels. The lesser black‐backed gull ( Larus fuscus ), a generalist seabird species, is an excellent model species because it forages in both marine and terrestrial habitats, which in turn differ in their Hg exposure risk. To identify possible deleterious effects of Hg exposure on developing L. fuscus chicks, a dietary experiment was carried out and chicks were provided a marine, terrestrial, or mixed diet. The effects of embryonic and dietary Hg exposure on chick body condition and physiological state were assessed at different developmental stages until fledging age (30 d). Overall physiological condition was lower in chicks fed a predominantly marine diet, which coincided with higher Hg loads in blood and primary feathers. However, no effect of dietary uptake of Hg was observed on body condition or in terms of genotoxic damage. Body condition and genotoxic damage correlated instead with Hg exposure during embryonic development, which seems to indicate that embryonic exposure to Hg may result in carry‐over effects on later chick development. Environ Toxicol Chem 2020;39:2008–2017. © 2020 SETAC |
author2 |
Fundação para a Ciência e a Tecnologia Fonds Wetenschappelijk Onderzoek |
format |
Article in Journal/Newspaper |
author |
Santos, Cátia S.A. Sotillo, Alejandro Gupta, Trisha Delgado, Sergio Müller, Wendt Stienen, Eric W.M. de Neve, Liesbeth Lens, Luc Soares, Amadeu M.V.M. Monteiro, Marta S. Loureiro, Susana |
spellingShingle |
Santos, Cátia S.A. Sotillo, Alejandro Gupta, Trisha Delgado, Sergio Müller, Wendt Stienen, Eric W.M. de Neve, Liesbeth Lens, Luc Soares, Amadeu M.V.M. Monteiro, Marta S. Loureiro, Susana Mercury Uptake Affects the Development of Larus fuscus Chicks |
author_facet |
Santos, Cátia S.A. Sotillo, Alejandro Gupta, Trisha Delgado, Sergio Müller, Wendt Stienen, Eric W.M. de Neve, Liesbeth Lens, Luc Soares, Amadeu M.V.M. Monteiro, Marta S. Loureiro, Susana |
author_sort |
Santos, Cátia S.A. |
title |
Mercury Uptake Affects the Development of Larus fuscus Chicks |
title_short |
Mercury Uptake Affects the Development of Larus fuscus Chicks |
title_full |
Mercury Uptake Affects the Development of Larus fuscus Chicks |
title_fullStr |
Mercury Uptake Affects the Development of Larus fuscus Chicks |
title_full_unstemmed |
Mercury Uptake Affects the Development of Larus fuscus Chicks |
title_sort |
mercury uptake affects the development of larus fuscus chicks |
publisher |
Wiley |
publishDate |
2020 |
url |
http://dx.doi.org/10.1002/etc.4823 https://onlinelibrary.wiley.com/doi/pdf/10.1002/etc.4823 https://onlinelibrary.wiley.com/doi/full-xml/10.1002/etc.4823 https://setac.onlinelibrary.wiley.com/doi/pdf/10.1002/etc.4823 |
genre |
Lesser black-backed gull |
genre_facet |
Lesser black-backed gull |
op_source |
Environmental Toxicology and Chemistry volume 39, issue 10, page 2008-2017 ISSN 0730-7268 1552-8618 |
op_rights |
http://onlinelibrary.wiley.com/termsAndConditions#vor |
op_doi |
https://doi.org/10.1002/etc.4823 |
container_title |
Environmental Toxicology and Chemistry |
container_volume |
39 |
container_issue |
10 |
container_start_page |
2008 |
op_container_end_page |
2017 |
_version_ |
1811640969123069952 |