Behavioral Responses of Unio tumidus Freshwater Mussels to Neonicotinoid Pesticide Contamination

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cris.virtual.author-orcid0000-0002-8196-333X
cris.virtual.author-orcid0000-0001-8675-2972
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cris.virtualsource.author-orcid97286f2f-3fa8-4192-89a2-5ba580185c1c
cris.virtualsource.author-orcid72f9cbb2-d13d-4c3c-8118-352de10146fb
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dc.abstract.enThis investigation examined the behavioral responses of freshwater mussels to neonicotinoid pesticide exposure, a widely implemented agricultural crop protection agent. The study systematically evaluated the behavioral modifications of U. tumidus under controlled laboratory conditions, with particular emphasis on shell dynamics and activity patterns during both acute (2.5 h) and prolonged (20 h) exposure to imidacloprid at 50 µg/L concentration. The experimental findings revealed consistent and statistically significant behavioral alterations. Upon initial pesticide exposure, specimens exhibited an immediate reduction in shell aperture, followed by a sustained period of enhanced opening amplitude. Activity metrics demonstrated acute elevation immediately post-exposure, indicative of stress-induced responses, subsequently achieving homeostatic equilibrium before declining in later temporal phases. These behavioral modifications demonstrated statistical significance across all four experimental iterations, indicating a robust and reproducible stress response pattern. This study demonstrated that exposure to high concentrations of the neonicotinoid pesticide imidacloprid significantly affects the freshwater mussel causing significant, repeatable changes in mussel behavior: initial shell closure followed by prolonged opening and increased activity, indicating stress and subsequent toxic effects.
dc.affiliationWydział Inżynierii Środowiska i Inżynierii Mechanicznej
dc.affiliation.instituteKatedra Ekologii i Ochrony Środowiska
dc.contributor.authorSzostak, Marta
dc.contributor.authorSzoszkiewicz, Krzysztof
dc.contributor.authorAchtenberg, Krzysztof
dc.contributor.authorDrożdżyński, Dariusz
dc.date.access2025-06-16
dc.date.accessioned2025-06-16T09:24:28Z
dc.date.available2025-06-16T09:24:28Z
dc.date.copyright2025-01-25
dc.date.issued2025
dc.description.abstract<jats:p>This investigation examined the behavioral responses of freshwater mussels to neonicotinoid pesticide exposure, a widely implemented agricultural crop protection agent. The study systematically evaluated the behavioral modifications of U. tumidus under controlled laboratory conditions, with particular emphasis on shell dynamics and activity patterns during both acute (2.5 h) and prolonged (20 h) exposure to imidacloprid at 50 µg/L concentration. The experimental findings revealed consistent and statistically significant behavioral alterations. Upon initial pesticide exposure, specimens exhibited an immediate reduction in shell aperture, followed by a sustained period of enhanced opening amplitude. Activity metrics demonstrated acute elevation immediately post-exposure, indicative of stress-induced responses, subsequently achieving homeostatic equilibrium before declining in later temporal phases. These behavioral modifications demonstrated statistical significance across all four experimental iterations, indicating a robust and reproducible stress response pattern. This study demonstrated that exposure to high concentrations of the neonicotinoid pesticide imidacloprid significantly affects the freshwater mussel causing significant, repeatable changes in mussel behavior: initial shell closure followed by prolonged opening and increased activity, indicating stress and subsequent toxic effects.</jats:p>
dc.description.accesstimeat_publication
dc.description.bibliographyil., bibliogr.
dc.description.financepublication_act
dc.description.financecost0,00
dc.description.if3,0
dc.description.number3
dc.description.points100
dc.description.versionfinal_published
dc.description.volume17
dc.identifier.doi10.3390/w17030289
dc.identifier.issn2073-4441
dc.identifier.urihttps://sciencerep.up.poznan.pl/handle/item/2852
dc.identifier.weblinkhttps://www.mdpi.com/2073-4441/17/3/289
dc.languageen
dc.pbn.affiliationenvironmental engineering, mining and energy
dc.relation.ispartofWater (Switzerland)
dc.relation.pagesart. 289
dc.rightsCC-BY
dc.sciencecloudsend
dc.share.typeOPEN_JOURNAL
dc.subject.enbivalves
dc.subject.enUnio tumidus
dc.subject.enbiomonitoring
dc.subject.enpesticides
dc.subject.enneonicotinoids
dc.subject.enimidacloprid
dc.titleBehavioral Responses of Unio tumidus Freshwater Mussels to Neonicotinoid Pesticide Contamination
dc.title.volumeSpecial Issue Water Quality Examination: The Investigation of Heavy Metal Contamination, Nutrients, and Organic Pollutants in Aquatic Environments for an Enhanced Prevention and Purification Process)
dc.typeJournalArticle
dspace.entity.typePublication
oaire.citation.issue3
oaire.citation.volume17