Search Results - "GOSSELIN, Michel"

Recent Arctic Ocean sea ice loss triggers novel fall phytoplankton blooms by Ardyna, Mathieu, Babin, Marcel, Gosselin, Michel, Devred, Emmanuel, Rainville, Luc, Tremblay, Jean-Éric

“…Recent receding of the ice pack allows more sunlight to penetrate into the Arctic Ocean, enhancing productivity of a single annual phytoplankton bloom…”
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Pre-exposure to Cu2+ and CuO NPs leads to infection of caged blue mussels, Mytilus edulis L., by pathogenic microalga: Pilot study in the Lower St. Lawrence Estuary (Québec, Canada) by Zuykov, Michael, Kolyuchkina, Galina, Spiers, Graeme, Gosselin, Michel, Archambault, Philippe, Schindler, Michael

“…As evidenced from literature, exposure to non-lethal concentrations of dissolved copper (Cu2+) and copper nanoparticles (CuO NPs) promotes blue mussels…”
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Microlayer source of oxygenated volatile organic compounds in the summertime marine Arctic boundary layer by Mungall, Emma L., Abbatt, Jonathan P. D., Wentzell, Jeremy J. B., Lee, Alex K. Y., Thomas, Jennie L., Blais, Marjolaine, Gosselin, Michel, Miller, Lisa A., Papakyriakou, Tim, Willis, Megan D., Liggio, John

“…Summertime Arctic shipboard observations of oxygenated volatile organic compounds (OVOCs) such as organic acids, key precursors of climatically active…”
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Contrasting interannual changes in phytoplankton productivity and community structure in the coastal Canadian Arctic Ocean by Blais, Marjolaine, Ardyna, Mathieu, Gosselin, Michel, Dumont, Dany, Bélanger, Simon, Tremblay, Jean-Éric, Gratton, Yves, Marchese, Christian, Poulin, Michel

“…The rapid physical changes affecting the Arctic Ocean alter the growth conditions of primary producers. In this context, a crucial question is whether these…”
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Environmental control of summer primary production in the Hudson Bay system: The role of stratification by Ferland, Joannie, Gosselin, Michel, Starr, Michel

“…The influence of environmental factors on size-fractionated phytoplankton production and biomass (chlorophyll a) and community composition was examined in the…”
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Ice-nucleating particles in Canadian Arctic sea-surface microlayer and bulk seawater by Irish, Victoria E, Elizondo, Pablo, Chen, Jessie, Chou, Cédric, Charette, Joannie, Lizotte, Martine, Ladino, Luis A, Wilson, Theodore W, Gosselin, Michel, Murray, Benjamin J, Polishchuk, Elena, Abbatt, Jonathan P. D, Miller, Lisa A, Bertram, Allan K

“…The sea-surface microlayer and bulk seawater can contain ice-nucleating particles (INPs) and these INPs can be emitted into the atmosphere. Our current…”
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Determination of Monomethylmercury and Dimethylmercury in the Arctic Marine Boundary Layer by Baya, Pascale A, Gosselin, Michel, Lehnherr, Igor, St.Louis, Vincent L, Hintelmann, Holger

“…Our understanding of the biogeochemical cycling of monomethylmercury (MMHg) in the Arctic is incomplete because atmospheric sources and sinks of MMHg are still…”
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First report of signs of infection by Coccomyxa‐like algae in wild blue mussels, Mytilus spp., in the Gulf of Maine (USA, Maine) by Zuykov, Michael, Allam, Bassem, Gosselin, Michel, Archambault, Philippe, Spiers, Graeme, Schindler, Michael

“…In August 2019, visual inspection of intertidal zones of the Gulf of Maine (ME, USA) revealed young and adult wild blue mussels, Mytilus spp., in Alley Bay…”
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Contribution of under-ice primary production to an ice-edge upwelling phytoplankton bloom in the Canadian Beaufort Sea by Mundy, C. J., Gosselin, Michel, Ehn, Jens, Gratton, Yves, Rossnagel, Andrea, Barber, David G., Martin, Johannie, Tremblay, Jean-Éric, Palmer, Molly, Arrigo, Kevin R., Darnis, Gérald, Fortier, Louis, Else, Brent, Papakyriakou, Tim

“…The Canadian Beaufort Sea has been categorized as an oligotrophic system with the potential for enhanced production due to a nutrient‐rich intermediate layer…”
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First measurements of nitrous oxide in Arctic sea ice by Randall, Kevin, Scarratt, Michael, Levasseur, Maurice, Michaud, Sonia, Xie, Huixiang, Gosselin, Michel

“…Nitrous oxide (N2O) contributes ∼6% of the total radiative forcing from long‐lived greenhouse gases. While tropospheric concentrations have increased by 20%…”
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Variability of phytoplankton light absorption in Canadian Arctic seas by Brunelle, Corinne B., Larouche, Pierre, Gosselin, Michel

“…Phytoplankton light absorption spectra (aϕ(λ)) were measured in the Canadian Arctic (i.e., the Amundsen Gulf, Canadian Arctic Archipelago, northern Baffin Bay…”
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Production of Chromophoric Dissolved Organic Matter (CDOM) in Laboratory Cultures of Arctic Sea Ice Algae by Li, Guiju, Xie, Huixiang, Song, Guisheng, Gosselin, Michel

“…Chromophoric dissolved organic matter (CDOM) is highly enriched in bottom sea ice in the Arctic during ice algal blooms, giving rise to multifaceted ecological…”
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The isotopic signature of particulate organic C and N in bottom ice: Key influencing factors and applications for tracing the fate of ice-algae in the Arctic Ocean by Pineault, Simon, Tremblay, Jean-Éric, Gosselin, Michel, Thomas, Helmuth, Shadwick, Elizabeth

“…The isotopic, taxonomic, and nutrient dynamics of protist communities at the bottom of first‐year sea ice were studied for a wide range of ice conditions…”
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Protists in Arctic drift and land-fast sea ice by Comeau, André M., Philippe, Benoît, Thaler, Mary, Gosselin, Michel, Poulin, Michel, Lovejoy, Connie

“…Global climate change is having profound impacts on polar ice with changes in the duration and extent of both land‐fast ice and drift ice, which is part of the…”
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New three-way symbiosis: an eukaryotic alga, a blue mussel, and an endolithic cyanobacteria by Zuykov, Michael, Anderson, Julia, Kolyuchkina, Galina, Zhao, Liqiang, Shirai, Kotaro, Gosselin, Michel, Archambault, Philippe, Schindler, Michael

“…In several parts of the world, mytilid mussels, Mytilus spp., are infected with pathogenic, single-celled, photosynthetic algae belonging to the genus…”
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Environmental drivers of under-ice phytoplankton bloom dynamics in the Arctic Ocean by Ardyna, Mathieu, Mundy, C. J., Mills, Matthew M., Oziel, Laurent, Grondin, Pierre-Luc, Lacour, Léo, Verin, Gauthier, van Dijken, Gert, Ras, Joséphine, Alou-Font, Eva, Babin, Marcel, Gosselin, Michel, Tremblay, Jean-Éric, Raimbault, Patrick, Assmy, Philipp, Nicolaus, Marcel, Claustre, Hervé, Arrigo, Kevin R.

“…The decline of sea-ice thickness, area, and volume due to the transition from multi-year to first-year sea ice has improved the under-ice light environment for…”
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Quantitative measurement of the sea ice diatom biomarker IP25 and sterols in Arctic sea ice and underlying sediments: Further considerations for palaeo sea ice reconstruction by Belt, Simon T., Brown, Thomas A., Ringrose, Ashleigh E., Cabedo-Sanz, Patricia, Mundy, Christopher J., Gosselin, Michel, Poulin, Michel

“…•The biomarker IP25 identified in Arctic sea ice from different regions.•IP25-producing Arctic sea ice diatoms estimated to be 1–5%.•Sterols in Arctic sea ice…”
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Winter–spring dynamics in sea-ice carbon cycling in the coastal Arctic Ocean by Riedel, Andrea, Michel, Christine, Gosselin, Michel, LeBlanc, Bernard

“…An understanding of microbial interactions in first-year sea ice on Arctic shelves is essential for identifying potential responses of the Arctic Ocean carbon…”
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Role of free-living and particle-attached bacteria in the recycling and export of organic material in the Hudson Bay system by Lapoussière, Amandine, Michel, Christine, Starr, Michel, Gosselin, Michel, Poulin, Michel

“…This study investigates, for the first time, the role of free-living and particle-attached bacteria in the sinking export and recycling of organic matter in…”
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Impact of ocean acidification on Arctic phytoplankton blooms and dimethyl sulfide concentration under simulated ice-free and under-ice conditions by Hussherr, Rachel, Levasseur, Maurice, Lizotte, Martine, Tremblay, Jean-Éric, Mol, Jacoba, Thomas, Helmuth, Gosselin, Michel, Starr, Michel, Miller, Lisa A, Jarniková, Tereza, Schuback, Nina, Mucci, Alfonso

“…In an experimental assessment of the potential impact of Arctic Ocean acidification on seasonal phytoplankton blooms and associated dimethyl sulfide (DMS)…”
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