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Responses of pink salmon to CO2-induced aquatic acidification

dc.contributor.authorOu, Michelle
dc.contributor.authorHamilton, Trevor
dc.contributor.authorEom, Junho
dc.contributor.authorLyall, Emily
dc.contributor.authorGallup, Joshua
dc.contributor.authorJiang, Amy
dc.contributor.authorLee, Jason
dc.contributor.authorClose, David
dc.contributor.authorYun, Sang-Seon
dc.contributor.authorBrauner, Colin J.
dc.date.accessioned2016-02-03
dc.date.accessioned2022-05-27T01:15:00Z
dc.date.available2022-05-27T01:15:00Z
dc.date.issued2015
dc.description.abstractOcean acidification negatively affects many marine species and is predicted to cause widespread changes to marine ecosystems. Similarly, freshwater ecosystems may potentially be affected by climate-change-related acidification; however, this has received far less attention. Freshwater fish represent 40% of all fishes, and salmon, which rear and spawn in freshwater, are of immense ecosystem, economical and cultural importance. In this study, we investigate the impacts of CO2-induced acidification during the development of pink salmon, in freshwater and following early seawater entry. At this critical and sensitive life stage, we show dose-dependent reductions in growth, yolk-to-tissue conversion and maximal O2 uptake capacity; as well as significant alterations in olfactory responses, anti-predator behaviour and anxiety under projected future increases in CO2 levels. These data indicate that future populations of pink salmon may be at risk without mitigation and highlight the need for further studies on the impact of CO2-induced acidification on freshwater systems.
dc.description.urihttps://library.macewan.ca/cgi-bin/SFX/url.pl/879
dc.identifier.citationOu, M., Hamilton, T., Eom, J. et al. Responses of pink salmon to CO2-induced aquatic acidification. Nature Clim Change 5, 950–955 (2015). https://doi.org/10.1038/nclimate2694
dc.identifier.doihttps://doi.org/10.1038/nclimate2694
dc.identifier.urihttps://hdl.handle.net/20.500.14078/496
dc.languageEnglish
dc.language.isoen
dc.rightsAll Rights Reserved
dc.subjectOcean acidification
dc.subjectClimate change
dc.subjectEffect of acid precipitation on fishes
dc.subjectCarbon dioxide in seawater
dc.subjectCarbon dioxide mitigation
dc.subjectPink salmon
dc.subjectOlfactory receptors
dc.titleResponses of pink salmon to CO2-induced aquatic acidificationen
dc.typeArticle
dspace.entity.type

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