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Marc Amyot

 

Membre collaborateur

Département des sciences biologiques, Université de Montréal

Pavillon Marie-Victorin
90, avenue Vincent-d'Indy
Université de Montréal
Montréal
Québec, Canada
H3C 3J7

514.343.7496
m.amyot@umontreal.ca

 

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Thèmes de recherche

  • Bioaccessibilité gastro-intestinale des contaminants au sein des populations nordiques
  • Biogéochimie des contaminants en milieu nordique
  • Le cycle des terres rares dans le Nord
  • Oxydo-réduction de l’arsenic d’origine minière dans le Nord
  • Phytoremédiation des sites contaminés nordiques
  • Réactions d’oxydoréduction du mercure dans les sédiments, l'eau et la neige
  • Traçage isotopique des contaminants bioamplifiables dans les réseaux trophiques de l’Arctique canadien
 
 

Étudiants / Chercheurs postdoctoraux au CEN

Groleau, Tania (Maîtrise). Optimisation d’une recette inuite de bouillon à base de poisson pour améliorer les apports nutritionnels et diminuer les risques liés à l’exposition aux contaminants chez les femmes et les enfants Inuits au Nunavik.

St-Aubin, Mariane (Maîtrise). Une première centrale hydroélectrique au fil de l'eau au Nunavik : impacts à court terme sur le cycle du mercure et du carbone.

 
 

Thèses et mémoires récents

Robichaud, Kawina , 2019 (Doctorat). Bioremédiation de sols en milieu nordique : des ressources locales pour traiter une variété d’hydrocarbures pétroliers et autres contaminants avec la phytoremédiation, la mycoremédiation et l’aide de matières résiduelles fertilisantes .

 
 

Communications scientifiques

Chételat, J., McKinney, M.A., Amyot, M., Dastoor, A., Douglas, T.A., Heimbürger-Boavida, L.-E., Kirk, J., Kahilainen, K.K., Outridge, P., Pelletier, N., Skov, H., St. Pierre, K., Vuorenmaa, J., Wang, F., 2022. Climate change and mercury in the Arctic: Abiotic interactions. Science of the Total Environment, 824(SI: AMAP Assessment 2021: Mercury Assessment in the Arctic), 153715. DOI: 10.1016/j.scitotenv.2022.153715.

MacMillan, G.A., Amyot, M., Daoust, P.-Y., Lemire, M., 2022. Age-specific trace element bioaccumulation in grey seals from the Gulf of St. Lawrence. Chemosphere, 294, 133640. DOI: 10.1016/j.chemosphere.2022.133640.

Qin, F., Amyot, M., Bertolo, A., 2022. Grazer-mediated regeneration of methylmercury, inorganic mercury, and other metals in freshwater. Science of the Total Environment, 829, 154553. DOI: 10.1016/j.scitotenv.2022.154553.

Chételat, J., Shao, Y., Richardson, M.C., MacMillan, G.A., Amyot, M., Drevnick, P.E., Gill, H., Köck, G., Muir, D., 2021. Diet influences on growth and mercury concentrations of two salmonid species from lakes in the eastern Canadian Arctic. Environmental Pollution, 268(Part B), 115820. DOI: 10.1016/j.envpol.2020.115820.

Palmer, M.J., Chételat, J., Jamieson, H.E., Richardson, M., Amyot, M., 2021. Hydrologic control on winter dissolved oxygen mediates arsenic cycling in a small subarctic lake. Limnology and Oceanography, 66(S1 - Special Issue: Biogeochemistry and ecology across Arctic aquatic ecosystems in the face of change): S30-S46. DOI: 10.1002/lno.11556.

Richardson, M., Chételat, J., MacMillan, G.A., Amyot, M., 2021. Mercury concentrations and associations with dissolved organic matter are modified by water residence time in eastern Canadian lakes along a 30° latitudinal gradient. Limnology and Oceanography, 66(S1 - Special Issue: Biogeochemistry and ecology across Arctic aquatic ecosystems in the face of change): S64-S80. DOI: 10.1002/lno.11580.

Cardon, P.-Y., Roques, O., Caron, A., Rosabal, M., Fortin, C., Amyot, M., 2020. Role of prey subcellular distribution on the bioaccumulation of yttrium (Y) in the rainbow trout. Environmental Pollution, 258, 113804. DOI: 10.1016/j.envpol.2019.113804.

Chételat, J., Cott, P.A., Rosabal, M., Houben, A., McClelland, C., Belle Rose, E., Amyot, M., 2020. Arsenic bioaccumulation in subarctic fishes of a mine-impacted bay on Great Slave Lake, Northwest Territories, Canada. PLoS one, 14(8), e0221361. DOI: 10.1371/journal.pone.0221361.

De Bonville, J., Amyot, M., del Giorgio, P., Tremblay, A., Bilodeau, F., Ponton, D.E., Lapierre, J.-F., 2020. Mobilization and transformation of mercury across a dammed boreal river are linked to carbon processing and hydrology. Water Resources Research, 56(10), e2020WR027951. DOI: 10.1029/2020WR027951.

Ponton, D.E., Graves, S.D., Fortin, C., Janz, D., Amyot, M., Schiavon, M., 2020. Selenium interactions with algae: chemical processes at biological uptake sites, bioaccumulation, and intracellular metabolism. Plants, 9(4), 528. DOI: 10.3390/plants9040528.

Rohonczy, J., Cott, P.A., Benwell, A., Forbes, M.R., Robinson, S.A., Rosabal, M., Amyot, M., Chételat, J., 2020. Trophic structure and mercury transfer in the subarctic fish community of Great Slave Lake, Northwest Territories, Canada. Journal of Great Lakes Research, 46(2): 402-413. DOI: 10.1016/j.jglr.2019.12.009.

Cardon, P.-Y., Triffault-Bouchet, G., Caron, A., Rosabal, M., Fortin, C., Amyot, M., 2019. Toxicity and subcellular fractionation of yttrium in three freshwater organisms: Daphnia magnaChironomus riparius, and Oncorhynchus mykiss. ACS Omega, 4(9): 13747-13755. DOI: 10.1021/acsomega.9b01238.

Khadra, M., Caron, A., Planas, D., Ponton, D.E., Rosabal, M., Amyot, M., 2019. The fish or the egg: Maternal transfer and subcellular partitioning of mercury and selenium in Yellow Perch (Perca flavescens). Science of the Total Environment, 675: 604-614. DOI: 10.1016/j.scitotenv.2019.04.226.

Khadra, M., Planas, D., Brodeur, P., Amyot, M., 2019. Mercury and selenium distribution in key tissues and early life stages of Yellow Perch (Perca flavescens). Environmental Pollution, 254(Part A), 112963. DOI: 10.1016/j.envpol.2019.112963.

Lavoie, R.A., Amyot, M., Lapierre, J., 2019. Global meta‐analysis on the relationship between mercury and dissolved organic carbon in freshwater environments. Journal of Geophysical Research - Biogeosciences, 124(6): 1508-1523. DOI: 10.1029/2018JG004896.

Montiel-León, J.M., Duy, S.V., Munoz, G., Bouchard, M.F., Amyot, M., Sauvé, S., 2019. Quality survey and spatiotemporal variations of atrazine and desethylatrazine in drinking water in Quebec, Canada. Science of the Total Environment, 671: 578-585. DOI: 10.1016/j.scitotenv.2019.03.228.

Montiel-León, J.M., Duy, S.V., Munoz, G., Verner, M.-A., Hendawi, M.Y., Moya, H., Amyot, M., Sauvé, S., 2019. Occurrence of pesticides in fruits and vegetables from organic and conventional agriculture by QuEChERS extraction liquid chromatography tandem mass spectrometry. Food Control, 104: 74-82. DOI: 10.1016/j.foodcont.2019.04.027.

Montiel-León, J.M., Munoz, G., Duy, S.V., Do, D.T., Vaudreuil, M.-A., Goeury, K., Guillemette, F., Amyot, M., Sauvé, S., 2019. Widespread occurrence and spatial distribution of glyphosate, atrazine, and neonicotinoids pesticides in the St. Lawrence and tributary rivers. Environmental Pollution, 250: 29-39. DOI: 10.1016/j.envpol.2019.03.125.

Rangel-Alvarado, R.B., Willis, C.E., Kirk, J.L., St Louis, V.L., Amyot, M., Bélanger, D., Ariya, P.A., 2019. Athabasca oil sands region snow contains efficient micron and nano-sized ice nucleating particles. Environmental Pollution, 252(Part A): 289-295. DOI: 10.1016/j.envpol.2019.05.105.

Robichaud, K., Girard, C., Dagher, D., Stewart, K., Labrecque, M., Hijri, M., Amyot, M., 2019. Local fungi, willow and municipal compost effectively remediate petroleum-contaminated soil in the Canadian North. Chemosphere, 220: 47-55. DOI: 10.1016/j.chemosphere.2018.12.108.

Robichaud, K., Lebeau, M., Martineau, S., Amyot, M., 2019. Bioremediation of engine-oil contaminated soil using local residual organic matter. PeerJ, 7, e7389. DOI: 10.7717/peerj.7389.

Robichaud, K., Stewart, K., Labrecque, M., Hijri, M., Cherewyk, J., Amyot, M., 2019. An ecological microsystem to treat waste oil contaminated soil: Using phytoremediation assisted by fungi and local compost, on a mixed-contaminant site, in a cold climate. Science of the Total Environment, 672: 732-742. DOI: 10.1016/j.scitotenv.2019.03.447.

Ariya, P.A., Dastoor, A., Amyot, M., Nazarenko, Y., 2018. Do snow and ice alter urban air quality? Atmospheric Environment, 186: 266-268. DOI: 10.1016/j.atmosenv.2018.05.028.

Cardon, P.-Y., Caron, A., Rosabal, M., Fortin, C., Amyot, M., 2018. Enzymatic validation of species‐specific protocols for metal subcellular fractionation in freshwater animals. Limnology and Oceanography: Methods, 16(9): 537-555. DOI: 10.1002/lom3.10265.

Gérin-Lajoie, J., Herrmann, T.M., MacMillan, G.A., Hébert-Houle, É., Monfette, M., Rowell, J.A., Anaviapik Soucie, T., Snowball, H., Townley, E., Lévesque, E., Amyot, M., Franssen, J., Dedieu, J.-P., 2018. IMALIRIJIIT: a community-based environmental monitoring program in the George River watershed, Nunavik, Canada. Écoscience, 25(4): 381-399. DOI: 10.1080/11956860.2018.1498226.

Girard, C., Charette, T., Leclerc, M., Shapiro, B.J., Amyot, M., 2018. Cooking and co-ingested polyphenols reduce in vitro methylmercury bioaccessibility from fish and may alter exposure in humans. Science of the Total Environment, 616-617: 863-874. DOI: 10.1016/j.scitotenv.2017.10.236.

Khadra, M., Planas, D., Girard, C., Amyot, M., 2018. Age matters: Submersion period shapes community composition of lake biofilms under glyphosate stress. FACETS, 3(1): 934-951. DOI: 10.1139/facets-2018-0019.

Lavoie, R.A., Bouffard, A., Maranger, R., Amyot, M., 2018. Mercury transport and human exposure from global marine fisheries. Scientific Reports, 8, 6705. DOI: 10.1038/s41598-018-24938-3.

MacMillan, G.A., Clayden, M.G., Chételat, J., Richardson, M.C., Ponton, D.E., Perron, T., Amyot, M., 2018. Environmental drivers of rare earth element bioaccumulation in freshwater zooplankton. Environmental Science & Technology, 53(3): 1650-1660. DOI: 10.1021/acs.est.8b05547.

Montiel-León, J.M., Duy, S.V., Munoz, G., Amyot, M., Sauvé, S., 2018. Evaluation of on-line concentration coupled to liquid chromatography tandem mass spectrometry for the quantification of neonicotinoids and fipronil in surface water and tap water. Analytical and Bioanalytical Chemistry, 410(11): 2765-2779. DOI: 10.1007/s00216-018-0957-2.

Amyot, M., Clayden, M.G., MacMillan, G.A., Perron, T., Arscott-Gauvin, A., 2017. Fate and trophic transfer of rare earth elements in temperate lake food webs. Environmental Science & Technology, 51(11): 6009-6017. DOI: 10.1021/acs.est.7b00739.

Girard, C., Tromas, N., Amyot, M., Shapiro, B.J., 2017. Gut microbiome of the Canadian Arctic Inuit. mSphere, 2(1): e00297-16. DOI: 10.1128/mSphere.00297-16.

Leclerc, M., Planas, D., Amyot, M., 2017. Freshwater sample preservation for the analysis of dissolved low molecular mass thiols. Limnology and Oceanography: Methods, 15(10): 875-886. DOI: 10.1002/lom3.10207 .

MacMillan, G.A., Chételat, J., Heath, J.P., Mickpegak, R., Amyot, M., 2017. Rare earth elements in freshwater, marine, and terrestrial ecosystems in the eastern Canadian Arctic. Environmental Science: Processes and Impacts, 19: 1336-1345. DOI: 10.1039/c7em00082k.

Nguyen , T.X.T., Amyot, M., Labrecque , M., 2017. Differential effects of plant root systems on nickel, copper and silver bioavailability in contaminated soil. Chemosphere, 168: 131-138. DOI: 10.1016/j.chemosphere.2016.10.047.

Di Poi, C., Bélanger, D., Amyot, M., Rogers, S., Aubin-Horth, N., 2016. Receptors rather than signals change in expression in four physiological regulatory networks during evolutionary divergence in threespine stickleback. Molecular Ecology, 25(14): 3416-3427. DOI: 10.1111/mec.13690.

Gbetoh, M.H., Amyot, M., 2016. Mercury, hydroquinone and clobetasol propionate in skin lightening products in West Africa and Canada. Environmental Research, 150: 403-410. DOI: 10.1016/j.envres.2016.06.030.

Girard, C., Leclerc, M., Amyot, M., 2016. Photodemethylation of methylmercury in eastern canadian arctic thaw pond and lake ecosystems. Environmental Science & Technology, 50(7): 3511-3520. DOI: 10.1021/acs.est.5b04921.

Ariya, P.A., Amyot, M., Dastoor, A., Deeds, D., Feinberg, A., Kos, G., Poulain, A., Ryjkov, A., Semeniuk, K., Subir, M., Toyota, K., 2015. Mercury physicochemical and biogeochemical transformation in the atmosphere and at atmospheric interfaces: A review and future directio. Chemical Reviews, 115(10): 3760–3802. DOI: 10.1021/cr500667e.

Braune, B., Chételat, J., Amyot, M., Brown, T., Clayden, M., Evans, M., Fisk, A., Gaden, A., Girard, C., Hare, A., Kirk, J., Lehnherr, I., Letcher, R., Loseto, L., Macdonald, R., Mann, E., McMeans, B., Muir, D., ONullDriscoll, N., Poulain, A.J., Reimer, K., Stern, G., 2015. Mercury in the marine environment of the Canadian Arctic: Review of recent findings. Science of the Total Environment, 509-510(Special Issue: Mercury in Canada's North): 67-90. DOI: 10.1016/j.scitotenv.2014.05.133.

Chételat, J., Amyot, M., Arp, P., Blais, J.M., Depew, D., Emmerton, C.A., Evans, M., Gamberg, M., Gantner, N., Girard, C., Graydon, J., Kirk, J., Lean, D., Lehnherr, I., Muir, D., Nasr, M., Poulain, A.J., Power, M., Roach, P., Stern, G., Swanson, H., van der Velden, S., 2015. Mercury in freshwater ecosystems of the Canadian Arctic: Recent advances on its cycling and fate. Science of the Total Environment, 509-510(Special Issue: Mercury in Canada's North): 41-66. DOI: 10.1016/j.scitotenv.2014.05.151.

Hamelin, S., Planas, D., Amyot, M., 2015. Mercury methylation and demethylation by periphyton biofilms and their host in a fluvial wetland of the St. Lawrence River (QC, Canada). Science of the Total Environment, 512-513: 464-471. DOI: 10.1016/j.scitotenv.2015.01.040.

Hamelin, S., Planas, D., Amyot, M., 2015. Spatio-temporal variations in biomass and mercury concentrations of epiphytic biofilms and their host in a large river wetland (Lake St. Pierre, Qc, Canada). Environmental Pollution, 197: 221-230. DOI: 10.1016/j.envpol.2014.11.007.

Leclerc, M., Planas, D., Amyot, M., 2015. Relationship between extracellular low molecular weight thiols and mercury species in natural lake periphytic biofilms. Environmental Science & Technology, 49(13): 7709-7716. DOI: 10.1021/es505952x.

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.

Ouédraogo, O., Chételat, J., Amyot, M., 2015. Bioaccumulation and trophic transfer of mercury and selenium in African sub-tropical fluvial reservoirs food webs (Burkina Faso). PLoS one, 10(4): e0123048. DOI: 10.1371/journal.pone.0123048.

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.

Chételat, J., Poulain, A.J., Amyot, M., Cloutier, L., Hintelmann, H., 2014. Ecological determinants of methylmercury bioaccumulation in benthic invertebrates of polar desert lakes. Polar Biology, 37: 1785–1796. DOI: 10.1007/s00300-014-1561-3.

Perron, T., Chételat, J., Gunn, J., Beisner, B.E., Amyot, M., 2014. Effects of experimental thermocline and oxycline deepening on methylmercury bioaccumulation in a Canadian Shield lake. Environmental Science & Technology, 48(5): 2626-2634. DOI: 10.1021/es404839t.

 
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