Supervising:

Camilo Herrera (Master student)

Flora Mazoyer (Ph.D. student)

Thomas Pacoureau (Ph.D. student)

Co-supervising:

Simon Joly-Naud (Master student)

Martial Leroy (Ph.D. student)

Alex Matveev (Postdoctoral fellow)

Kimia Motevalli (Ph.D. student)

Jessika Pickford (Ph.D. student)

Amélie Pouliot (Master student)

Recent Theses and Dissertations

Marie-Ange Moisan (Master - 2022)
Browning of northern surface waters: Implications on the microbial quality of drinking water

Vilmantas Preskienis (Doctorate - 2022)
The high variability of greenhouse gas emissions from arctic lakes and ponds explained by the morphology of water bodies, the erosional activity and the quality of organic matter in surrounding soils

Claudie Ratté-Fortin (Doctorate - 2020)
Modelling spatio-temporal variation of algal bloom in Quebec inland waters

Scientific Communications

Coulombe, S., Fortier, D., Bouchard, F., Paquette, M., Charbonneau, S., Lacelle, D., Laurion, I., Pienitz, R., 2022. Contrasted geomorphological and limnological properties of thermokarst lakes formed in buried glacier ice and ice-wedge polygon terrain. The Cryosphere, 16: 2837–2857. DOI: 10.5194/tc-16-2837-2022.

Mazoyer, F., Laurion, I., Rautio, M., 2022. The dominant role of sunlight in degrading winter dissolved organic matter from a thermokarst lake in a subarctic peatland. Biogeosciences, 19: 3959–3977. DOI: 10.5194/bg-19-3959-2022.

Bartosiewicz, M., Aatami, P., Przytulska-Bartosiewicz, A., Laurion, I., 2021. Effects of phytoplankton blooms on fluxes and emissions of greenhouse gases in a eutrophic lake. Water Research, 196, 116985. DOI: 10.1016/j.watres.2021.116985.

Bartosiewicz, M., Coggins, L.X., Glaz, P., Cortés, A., Bourget, S., Reichwaldt, E.S., MacIntyre, S., Ghadouani, A., Laurion, I., 2021. Integrated approach towards quantifying carbon dioxide and methane release from waste stabilization ponds. Water Research, 202, 117389. DOI: 10.1016/j.watres.2021.117389.

Bégin, P.N., Tanabe, Y., Rautio, M., Wauthy, M., Laurion, I., Uchida, M., Culley, A.I., Vincent, W.F., 2021. Water column gradients beneath the summer ice of a High Arctic freshwater lake as indicators of sensitivity to climate change. Scientific Reports, 11, 2868. DOI: 10.1038/s41598-021-82234-z.

Laurion, I., Massicotte, P., Mazoyer, F., Negandhi, K., Mladenov, N., 2021. Weak mineralization despite strong processing of dissolved organic matter in Eastern Arctic tundra ponds. Limnology and Oceanography, 66(S1: Biogeochemistry and ecology across Arctic aquatic ecosystems in the face of change): S47-S63. DOI: 10.1002/lno.11634.

Preskienis, V., Laurion, I., Bouchard, F., Douglas, P., Billett, M., Fortier, D., Xu, X., 2021. Seasonal patterns in greenhouse gas emissions from lakes and ponds in a High Arctic polygonal landscape. Limnology and Oceanography, 66(S1: Biogeochemistry and ecology across Arctic aquatic ecosystems in the face of change): S117-S141. DOI: 10.1002/lno.11660.

Bélanger, C., Gratton, Y., St-Hilaire, A., Ouellet, V., Duchesne, V., Logan, T., Pienitz, R., Laurion, I., 2020. Impacts des changements climatiques sur les habitats thermiques du touladi (Salvelinus namaycush) et de l’omble chevalier (Salvelinus alpinus) dans les lacs du Nunavik. 186 pages.

Bouchard, F., Fortier, D., Paquette, M., Boucher, V., Pienitz, R., Laurion, I., 2020. Thermokarst lake inception and development in syngenetic ice-wedge polygon terrain during a cooling climatic trend, Bylot Island (Nunavut), eastern Canadian Arctic. The Cryosphere, 14(8): 2607-2627. DOI: 10.5194/tc-14-2607-2020.

Hugues-Allen, L., Bouchard, F., Laurion, I., Séjourné, A., Marlin, C., Hatté, C., Costard, F., Federov, A., Desyatkin, A., 2020. Seasonal patterns in greenhouse gas emissions from thermokarst lakes in Central Yakutia (Eastern Siberia). Limnology and Oceanography, 66(S1: Biogeochemistry and ecology across Arctic aquatic ecosystems in the face of change): S98-S116. DOI: 10.1002/lno.11665.

Narancic, B., Laurion, I., Wolfe, B.B., Behmel, S., Rousseau, A.N., 2020. Seasonal contributions of water and pollutants to Lake St. Charles, a drinking water reservoir. Canadian Water Resources Journal, 45(2): 125-143. DOI: 10.1080/07011784.2019.1706641.

Ratté-Fortin, C., Chokmani, K., Laurion, I., 2020. Spatiotemporal variability in phytoplankton bloom phenology in Eastern Canadian lakes related to physiographic, morphologic, and climatic drivers. Environments, 7(10), 77. DOI: 10.3390/environments7100077.

Tank, S.E., Vonk, J.E., Walvoord, M.A., McClelland, J.W., Laurion, I., Abbott, B.W., 2020. Landscape matters: Predicting the biogeochemical effects of permafrost thaw on aquatic networks with a state factor approach. Permafrost and Periglacial Processes, 31(3 - Special Issue: Transactions of the International Permafrost Association No. 3): 358-370. DOI: 10.1002/ppp.2057.

Bartosiewicz, M., Przytulska-Bartosiewicz, A., Deshpande, B., Antoniades, D., Cortes, A., MacIntyre, S., Lehmann, M.F., Laurion, I., 2019. Effects of climate change and episodic heat events on cyanobacteria in a eutrophic polymictic lake. Science of the Total Environment, 693, 133414. DOI: 10.1016/j.scitotenv.2019.07.220.

Bartosiewicz, M., Przytulska-Bartosiewicz, A., Lapierre, J.-F., Laurion, I., Lehmann, M.F., Maranger, R., 2019. Hot tops, cold bottoms: Synergistic climate warming and shielding effects increase carbon burial in lakes. Limnology and Oceanography Letters, 4(5): 132-144. DOI: 10.1002/lol2.10117.

Bélanger, C., Gratton, Y., St-Hilaire, A., Laurion, I., Pienitz, R., 2019. Impacts des changements climatiques sur les habitats thermiques des salmonidés dans les lacs et les rivières du Nunavik. Rapport d’étape 2019-2019. 51 pages.

El Alem, A., Chokmani, K., Laurion, I., El Adlouni, S., Raymond, S., Ratté-Fortin, C., 2019. Ensemble-based systems to monitor algal bloom with remote sensing. IEEE Transactions on Geoscience and Remote Sensing, 57(10): 7955-7971. DOI: 10.1109/TGRS.2019.2917636.

Huot, Y., Brown, C.A., Potvin, G., Antoniades, D., Baulch, H.M., Beisner, B.E., Bélanger, S., Brazeau, S., Cabana, H., Cardille, J.A., del Giorgio, P.A., Gregory-Eaves, I., Fortin, M.-J., Lang, A.S., Laurion, I., Maranger, R., Prairie, Y.T., Rusak, J.A., Segura, P.A., Siron, R., Smol, J.P., Walsh, D.A., Vinebrooke, R.D., 2019. The NSERC Canadian Lake Pulse Network: A national assessment of lake health providing science for water management in a changing climate. Science of the Total Environment, 695, 133668. DOI: 10.1016/j.scitotenv.2019.133668.

Laurion, I., 2019. Algal bloom: optical tool development and influence by heat-wave events. Conférence départementale. Montréal, Québec.

Laurion, I., 2019. Bylot Island aquatic ecosystems 2020. 5th T-MOSAiC Workshop: Microbiomes/Oxygen/Biogeochemical Processes Workshop. Québec, Québec, Canada.

Laurion, I., 2019. Can small arctic lakes influence the global climate? McGill conference. Montréal, Québec.

Laurion, I., 2019. La dynamique spatiotemporelle du phytoplancton dans les lacs: les outils optiques et ses défis. Réunion annuelle de l'APEL et de la Chaire de recherche en eau potable du Canada. Québec, Québec.

Matveev, A., Laurion, I., Vincent, W.F., 2019. Winter accumulation of methane and its variable timing of release from thermokarst lakes in subarctic peatlands. Journal of Geophysical Research - Biogeosciences, 124(11): 3521-3535. DOI: 10.1029/2019JG005078.

El Alem, A., Chokmani, K., Agili, H., Venkatesan, A., Poulin, J., Tanguy, M., Laurion, I., Dedieu, J.-P., 2018. Utilisation de l'imagerie hyperspectrale embarquée sur drone pour la calibration et la validation d'un algorithme basé sur l'imagerie Sentinel-2 pour le suivi des fleurs d'eau d'algues et/ou de cyanobactéries dans les eaux douces du Québec méridional. Rapport préparé pour INRS-ETE. Rapport de recherche R1744.

Laurion, I., 2018. Les petites mares arctiques ont-elles une influence sur le climat global? Dynamique saisonnière, émissions de gaze à effet de serre et âge du carbone émis. Conférence-midi Boréas, UQAR. Rimouski, Québec.

Matveev, A., Laurion, I., Vincent, W.F., 2018. Methane and carbon dioxide emissions from thermokarst lakes on mineral soils. Arctic Science, 4(4): 584-604. DOI: 10.1139/as-2017-0047.

Wauthy, M., Rautio, M., Christoffersen, K.S., Forsström, L., Laurion, I., Mariash, H., Peura, S., Vincent, W.F., 2018. Increasing dominance of terrigenous organic matter in circumpolar freshwaters due to permafrost thaw. Limnology and Oceanography Letters, 3(3 - Special Issue: Carbon cycling in inland waters: Progress and perspectives): 186-198. DOI: 10.1002/lol2.10063.

Bélanger, C., Couture, R.-M., Gratton, Y., Laurion, I., Logan, T., Rautio, M., St-Hilaire, A., 2017. Impacts of climate changes on dissolved oxygen concentrations in Québec Province lakes. 48 pages.

Bélanger, C., Gratton, Y., St-Hilaire, A., Laurion, I., 2017. Cartographie des variations spatiales et futures de la disponibilité des habitats thermiques favorables aux salmonidés dans les lacs du Québec: méthodologie et exemples. 152 pages.

Goubet, S., Laurion, I., Chokmani, K., 2017. Development of optical tools to quantify algal biomass and identify dominant taxa. 9th US Symposium on Harmful Algae. Baltimore, Maryland, États-Unis.

Ratté-Fortin, C., Chokmani, K., Laurion, I., 2017. Modeling spatio-temporal variability of algal blooms using MODIS imagery of inland waters. 9th US Symposium on Harmful Algae. Baltimore, Maryland, États-Unis.

Wauthy, M., Rautio, M., Christoffersen, K.S, Forsström, L., Laurion, I., Mariash, H., Peura, S., Vincent, W.F., 2017. Dissolved organic carbon and related environmental data from ponds and lakes in the circumpolar North, v. 1.0 (2002-2016). D31. DOI: 10.5885/45520CE-0A48ADE0E2194290.

Abbott, B.W., Jones, J.B., Schuur, E.A., Chapin III, F.S., Bowden, W.B., Bret-Harte, M.S., Epstein, H.E., Flannigan, M.D., Harms, T.K., Hollingsworth, T.N., Mack, M.C., McGuire, D.A., Natali, S.M., Rocha, A.V., Tank, S.E., Turetsky, M.R., Vonk, J.E., Wickland, K.P., Aiken, G.R., Alexander, H.D., Amon, R.M.W., Benscoter, B.W., Bergeron, Y., Bishop, K., Blarquez, O., Bond-Lamberty, B., Breen, A.L., Buffam, I., Cai, Y., Carcaillet, C., Carey, S.K., Chen, J.M., Chen, H.Y.H., Christensen, T.R., Cooper, L.W., Cornelissen, J.H.C., de Groot, W.J., DeLuca, T.H., Dorrepaal, E., Fetcher, N., Finlay, J.C., Forbes, B.C., French, N.H.F., Gauthier, S., Girardin, M.P., Goetz, S.J., Goldammer, J.G., Gough, L., Grogan, P., Guo, L., Higuera, P.E., Hinzman, L., Hu, F.S., Hugelius, G., Jafarov, E.E., Jandt, R., Johnstone, J.F., Karlsson, J., Kasischke, E.S., Kattner, G., Kelly, R., Keuper, F., Kling, G.W., Kortelainen, P., Kouki, J., Kuhry, P., Laudon, H., Laurion, I., Macdonald, R.W., Mann, P.J., Martikainen, P.J., McClelland, J.W., Molau, U., Oberbauer, S.F., Olefeldt, D., Paré, D., Parisien, M.-A., Payette, S., Peng, C., Pokrovsky, O.S., Rastetter, E.B., Raymond, P.A., Raynolds, M.K., Rein, G., Reynolds, J.F., Robard, M., Rogers, B.M., Schädel, C., Schaefer, K., Schmidt, I.K., Shvidenko, A., Sky, J., Spencer, R.G.M., Starr, G., Striegl, R.G., Teisserence, R., Tranvik, L.J., Virtanen, T., Welker, J.M., Zimov, S., 2016. Biomass offsets little or none of permafrost carbon release from soils, streams, and wildfire: an expert assessment. Environmental Research Letters, 11: 034014. DOI: 10.1088/1748-9326/11/3/034014.

Bartosiewicz, M., Laurion, I., Clayer, F., Maranger, R., 2016. Heat-wave effects on oxygen, nutrients, and phytoplankton can alter global warming potential of gases emitted from a small shallow lake. Environmental Science & Technology, 50(12): 6267-6275. DOI: 10.1021/acs.est.5b06312.

Bouchard, F., Fortier, D., Veillette, A., Laurion, I., 2016. Sonar-GPS, caméra submersible, géo-radar et scanner médical: La technologie au service des études de lacs en zone de pergélisol dans l’Arctique canadien. Forum environnement 2016 - Du savoir à l'action. Montréal, Québec, Canada. DOI: 10.13140/RG.2.1.1494.1846.

Glaz, P., Bartosiewicz, M., Laurion, I., Reichwaldt, E.S., Maranger, R., Ghadouani, A., 2016. Greenhouse gas emissions from waste stabilisation ponds in Western Australia and Quebec (Canada). Water Research, 101: 64-74. DOI: 10.1016/j.watres.2016.05.060.

Ladouceur, G., Goyens, C., Lévesque, E., Laurion, I., Bélanger, S., 2016. Surveillance de la qualité optique de l’eau en Arctique: une perspective Inuite et satellitaire (INUKSAT). Colloque du CEN 2016, Université du Québec à Trois-Rivières. Trois-Rivières, Québec, Canada.

Matveev, A., Laurion, I., Deshpande, B., Bhiry, N., Vincent, W.F., 2016. High methane emissions from thermokarst lakes in subarctic peatlands. Limnology and Oceanography, 61(S1 - Special Issue: Methane Emissions from Oceans, Wetlands, and Freshwater Habitats: New Perspectives and Feedbacks on Climate): S150-S164. DOI: 10.1002/lno.10311.

Negandhi, K., Laurion, I., Lovejoy, C., 2016. Temperature effects on net greenhouse gas production and bacterial communities in arctic thaw ponds. FEMS Microbiology Ecology, 92(8): fiw117. DOI: 10.1093/femsec/fiw117.

Przytulska-Bartosiewicz, A., Comte, J., Crevecoeur, S., Lovejoy, C., Laurion, I., Vincent, W.F., 2016. Phototrophic pigment diversity and picophytoplankton in permafrost thaw lakes. Biogeosciences, 13: 13-26. DOI: 10.5194/bg-13-13-2016.

Bartosiewicz, M., Laurion, I., MacIntyre, S., 2015. Greenhouse gas emission and storage in a small shallow lake. Hydrobiologia, 757: 101-115. DOI: 10.1007/s10750-015-2240-2.

Bouchard, F., Fortier, D., Paquette, M., Bégin, P.N., Vincent, W.F., Laurion, I., 2015. VIDEO - BYL36 ice cover (2015) - Dataset for Lake bottom imagery: a simple, fast and inexpensive method for surveying shallow freshwater ecosystems of permafrost regions. GeoQuébec 2015.

Bouchard, F., Fortier, D., Paquette, M., Bégin, P.N., Vincent, W.F., Laurion, I., 2015. VIDEO - BYL66 ice cover (2015) - Dataset for Lake bottom imagery: a simple, fast and inexpensive method for surveying shallow freshwater ecosystems of permafrost regions. GeoQuébec 2015.

Bouchard, F., Fortier, D., Paquette, M., Bégin, P.N., Vincent, W.F., Laurion, I., 2015. VIDEO - WHL bottom (2014) - Dataset for Lake bottom imagery: a simple, fast and inexpensive method for surveying shallow freshwater ecosystems of permafrost regions. GeoQuébec 2015.

Bouchard, F., Laurion, I., Preskienis, V., Fortier, D., Xu, X., Whiticar, M.J., 2015. Modern to millennium-old greenhouse gases emitted from ponds and lakes of the Eastern Canadian Arctic (Bylot Island, Nunavut). Biogeosciences, 12(23): 7279–7298. DOI: 10.5194/bg-12-7279-2015.

Bouchard, F., Laurion, I., Preskienis, V., Fortier, D., Xu, X., Whiticar, M.J., 2015. VIDEO - Polygonal pond - Dataset for Modern to millennium-old greenhouse gases emitted from freshwater ecosystems of the eastern Canadian Arctic. Biogeosciences Discussions, 12: 11661–11705. DOI: 10.13140/RG.2.1.3761.8408.

Bouchard, F., Laurion, I., Preskienis, V., Fortier, D., Xu, X., Whiticar, M.J., 2015. VIDEO - Thermokarst lake - Dataset for Modern to millennium-old greenhouse gases emitted from freshwater ecosystems of the eastern Canadian Arctic. Biogeosciences Discussions, 12: 11661–11705. DOI: 10.13140/RG.2.1.2713.2642.

Bouchard, F., Laurion, I., Preskienis, V., Fortier, D., Xu, X., Whiticar, M.J., 2015. VIDEO - Trough pond (eroding shores) - Dataset for Modern to millennium-old greenhouse gases emitted from freshwater ecosystems of the eastern Canadian Arctic. Biogeosciences Discussions, 12: 11661-11705. DOI: 10.13140/RG.2.1.3237.5520.

Bouchard, F., Laurion, I., Preskienis, V., Fortier, D., Xu, X., Whiticar, M.J., 2015. VIDEO - Trough pond (stable shores) - Dataset for Modern to millennium-old greenhouse gases emitted from freshwater ecosystems of the eastern Canadian Arctic. Biogeosciences Discussions, 12: 11661–11705. DOI: 10.13140/RG.2.1.4286.1286.

Darroch, L.J., Lavoie, M., Levasseur, M., Laurion, I., Sunda, W., Michaud, S., Scarratt, M., Gosselin, M., Carrier, A., 2015. Effect of short-term light- and UV-stress on DMSP, DMS, and DMSP lyase activity in Emiliania huxleyi. Aquatic Microbial Ecology, 74: 173-185. DOI: 10.3354/ame01735.

MacMillan, G.A., Girard, C., Chételat, J., Laurion, I., Amyot, M., 2015. High methylmercury in arctic and subarctic ponds is related to nutrient levels in the warming Eastern Canadian Arctic. Environmental Science & Technology, 49(13): 7743-7753. DOI: 10.1021/acs.est.5b00763.

Preskienis, V., Bouchard, F., Laurion, I., Fortier, D., 2015. Labilité du carbone du pergélisol et des sédiments de lac de thermokarst. Colloque du CEN 2015. Québec, Québec, Canada.

Roiha, T., Laurion, I., Rautio, M., 2015. Carbon dynamics in highly heterotrophic subarctic thaw ponds. Biogeosciences, 12: 7223-7237. DOI: 10.5194/bg-12-7223-2015.

Vonk, J.E., Tank, S.E., Bowden, W.B., Laurion, I., Vincent, W.F., Alekseychik, P., Amyot, M., Billet, M.F., Canário, J., Cory, R.M., Deshpande, B., Helbig, M.J., Jammet, M., Karlsson, J., Larouche, J., MacMillan, G.A., Rautio, M., Walter Anthony, K.M., Wickland, K.P., 2015. Reviews and syntheses: Effects of permafrost thaw on arctic aquatic ecosystems. Biogeosciences, 12(23): 7129–7167. DOI: 10.5194/bgd-12-7129-2015.

Watanabe, S., Laurion, I., Markager, S., Vincent, W.F., 2015. Abiotic control of underwater light in a drinking water reservoir: Photon budget analysis and implications for water quality monitoring. Water Resources Research, 51(8): 6290–6310. DOI: 10.1002/2014WR015617.

Bouchard, F., Francus, P., Pienitz, R., Laurion, I., Feyte, S., 2014. Subarctic thermokarst ponds: investigating recent landscape evolution and sediment dynamics in thawed permafrost of northern Québec (Canada). Arctic, Antarctic, and Alpine Research, 40(1): 259-280. DOI: 10.1657/1938-4246-46.1.259.

El Alem, A., Chokmani, K., Laurion, I., El Adlouni, S., 2014. An adaptive model to monitor chlorophyll-a in inland waters in Southern Quebec using downscaled MODIS imagery. Remote Sensing, 6: 6446-6471. DOI: 10.3390/rs6076446.

Gomez, P., Laurion, I., Duchesne, S., 2014. Approche par bassin versant pour caractériser les causes de dégradation de la qualité de l'eau du lac Baie d'Or - Collecte et analyse des données manquantes permettant de statuer sur les causes principales de la mauvaise qualité de l'eau. 96 pages.

Gomez, P., Laurion, I., Duchesne, S., 2014. Approche par bassin versant pour caractériser les causes de dégradation de la qualité de l'eau du lac Baie d'Or - Résultats de la modélisation permettant de statuer sur l'importance relative des activités agricoles et urbaines sur la qualité de l'eau. 109 pages.

Negandhi, K., Laurion, I., Lovejoy, C., 2014. Bacterial communities and greenhouse gas emissions of shallow pondsin the High Arctic. Polar Biology, 37(11): 1669-1683. DOI: 10.1007/s00300-014-1555-1 .

Bélanger, C., Huard, D., Gratton, Y., Jeong, D.I., St-Hilaire, A., Auclair, J.-C., Laurion, I., 2013. Impacts des changements climatiques sur l’habitat des salmonidés dans les lacs nordiques du Québec. Rapport préparé pour Rapport R554009. 180 pages.

Bouchard, F., Pienitz, R., Ortiz, J.D., Francus, P., Laurion, I., 2013. Palaeolimnological conditions inferred from fossil diatom assemblages and derivative spectral properties of sediments in thermokarst ponds of subarctic Quebec, Canada. Boreas, 42: 575-595. DOI: 10.1111/bor.12000.

Coudert, L., Rolland, D., Blais, J.-F., Laurion, I., 2013. État de l'art en matière d'analyse des cyanobactéries et des cyanotoxines. INRS rapport no R1475. 365 pages.

El Alem, A., Chokmani, K., Laurion, I., 2013. Apport de la télédétection satellite dans le suivi des épisodes de fleur d'eau d'algues dans les lacs du Québec méridional. INRS rapport no I326. 38 pages.

Laurion, I., Mladenov, N., 2013. Dissolved organic matter photolysis in Canadian arctic thaw ponds. Environmental Research Letters, 8: 035026. DOI: 10.1088/1748-9326/8/3/035026.

Negandhi, K., Laurion, I., Whiticar, M.J., Galand, P.E., Xu, X., Lovejoy, C., 2013. Small thermokarst ponds: an unaccounted source of methane in the Canadian High Arctic. PLoS one, 8(11): e78204. DOI: 10.1371/journal.pone.0078204.

Rolland, D., Bourget, S., Warren, A., Laurion, I., Vincent, W.F., 2013. Extreme variability of cyanobacterial blooms in an urban drinking water supply. Journal of Plankton Research, 35(4): 744-758. DOI: 10.1093/plankt/fbt042.

Rossi, P.-G., Laurion, I., Lovejoy, C., 2013. Distribution and identity of Bacteria in subarctic permafrost thaw ponds. Aquatic Microbial Ecology, 69: 231-245. DOI: 10.3354/ame01634.

Vincent, W.F., Laurion, I., Pienitz, R., Walter Anthony, K.M., 2013. Climate Impacts on Arctic Lake Ecosystems. Pages 27-42 dans Climatic Change and Global Warming of Inland Waters: Impacts and Mitigation for Ecosystems and Societies. Wiley-Blackwell.