Peer-reviewed Publications

2020

Hargan, K.E., B. Williams, B. Nuangsaeng, S. Siriwong, P. Tassawad, C. Chaiharn, B. McAdoo, and M. Los Huertos. Understanding the fate of shrimp aquaculture effluent in a mangrove ecosystem: aiding management for coastal conservation. Journal of Applied Ecology https://doi.org/10.1111/1365-2664.13579

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Papers currently in the works:

Gallant, L.R., L. Kimpe, K.E. Hargan, J.M. Blais. Tracking the history of cultural eutrophication in High Arctic waterbodies. In review.

 

Hargan, K.E., Finkelstein, S.A., Rühland, K.M., Packalen, M., Dalton, A.S., Paterson, A.M., Keller, W., Smol, J.P. Post-glacial lake development and paleoclimate in central Hudson Bay Lowlands inferred from sediment records. In review.

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Hong, A.H., K.E. Hargan, B. Williams, B. Nuangsaeng, S. Siriwong, P. Tassawad, C. Chaiharn, and M. Los Huertos. Utilizing molluscs as bioindicators of aquaculture effluent in mangroves. In review.

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Williams, B., P. Chan, J. Halfar, K.E. Hargan, W. Adey. Variable response in crustose coralline algae resilience across a changing environmental gradient. In review.

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2019

Hargan, K.E., H.G. Gilchrist, N. Clyde, N. Michelutti, L.E. Kimpe, S.A. Iverson, J.P. Smol, M.L. Mallory, M. Forbes, and J.M. Blais. 2019. Multicentury perspective assessing the sustainability of the historical harvest of seaducks. Proceedings of the National Academy of Science 116 (17) 8425-8430. DOI:10.1073/pnas.1814057116

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Duda, M.P., K.E. Hargan, N. Michelutti, and J.P. Smol. Freshwater diatom assemblages of seabird-inhabited ponds in Hudson Strait, subarctic Canada. Polar Biology 42: 1549-1560. DOI:10.1007/s00300-019-02541-0.

 

Stewart, E.M., M. Vu, N. Michelutti, K.E. Hargan, C. Grooms, L.E. Kimpe, J.M. Blais, and J.P. Smol. 2019. Pond sediments on nesting islands in eastern Lake Ontario provide insights into the population dynamics and impacts of waterbird colonies. Journal of Great Lakes Research 45: 350-359. https://doi.org/10.1016/j.jglr.2019.01.009

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2018

Duda, M.P., K.E. Hargan, N. Michelutti, L. Kimpe, N. Clyde, G. Gilchrist, M.L. Mallory, J.M. Blais, and J.P. Smol. 2018. Breeding eider ducks strongly influence subarctic coastal pond chemistry. Aquatic Sciences 80: 40. DOI:10.1007/s00027-018-0591-2

 

Stewart, E.M., K.E. Hargan, B. Sivarajah, L.E. Kimpe, J.M. Blais, and J.P. Smol. 2018. A paleoenvironmental study tracking eutrophication, metal pollution, and climate change in Niven Lake (NT), Yellowknife’s first sewage lagoon. Arctic 71(2): 201-217. DOI:10.14430/arctic4720

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Hargan, K.E., E.M. Stewart, N. Michelutti, C. Grooms, L.E. Kimpe, M.L. Mallory, J.P. Smol, and J.M. Blais. 2018. Sterols and stanols as novel tracers of waterbird population dynamics in freshwater ponds. Proceedings of the Royal Society B 285: 20180631. DOI:10.1098/rspb.2018.0631

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  • University of Ottawa media release "Tracking bird populations going back thousands of years", Radio-Canada “Les excréments d'oiseaux aquatiques lourds d'histoire”

 

Thorne, K., G. MacDonald, G. Guntenspergen, R. Ambrose, K. Buffington, B. Dugger, C. Freeman, C. Janousek, L. Brown, J. Rosencranz, J. Holmquist, J. Smol, K.E. Hargan, and J. Takekawa. 2018. U.S. Pacific coastal wetland resilience and vulnerability to sea-level rise. Science Advances 4: eaao3270. DOI:10.1126/sciadv.aao3270

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  • Featured by: LA Times (front page; Feb 22, 2018 - also see for great USGS salt marsh map forecasts to 2110), National Audubon, Oregon Public Broadcasting, KPCC, KQED, Inside Climate News, Newsweek, and E&E News

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2017

Hargan, K.E., N. Michelutti, K. Coleman, C. Grooms, J. Blais, L. Kimpe, G. Gilchrist, M. Mallory, and J.P. Smol. 2017. Cliff-nesting seabirds influence production and sediment chemistry of lakes situated above their colony. Science of the Total Environment 576: 85-98. DOI:10.1016/j.scitotenv.2016.10.024

 

2016

Thienpont, J.R., J.B. Korosi, K.E. Hargan, T. Williams, D. Eickmeyer, L.E. Kimpe, M. Palmer, J.P. Smol, and J.M. Blais. 2016. Multi-trophic level response to extreme metal contamination from gold mining in a subarctic lake. Proceedings of the Royal Society B 283: 20161125. DOI:10.1098/rspb.2016.1125

 

  • Featured by: CBC, Global News, City News, Eye on the Arctic, and My Yellowknife Now


Hargan, K.E., C. Nelligan, A, Jeziorski, K.M. Rühland, A.M. Paterson, W. Keller, and J.P. Smol. 2016. Tracking the long-term response of diatoms and cladocerans to climate warming and human disturbances across lakes of the Far North of Ontario, Canada. Journal of Paleolimnology 56: 153-172. DOI:10.1007/s10933-016-9901-7
 

2015
Hargan, K.E., K.M. Rühland, A.M. Paterson, S.A. Finkelstein, J. Holmquist, G.M. MacDonald, W. Keller, and J.P. Smol. 2015. The influence of water table depth and pH on the spatial distribution of diatom species in peatlands of the Boreal Shield and Hudson Plains, Canada. Botany 93(2): 57-74. DOI:10.1139/cjb-2014-0138

Hargan, K.E., K.M. Rühland, A.M. Paterson, J. Holmquist, G.M. MacDonald, J. Bunbury, S.A. Finkelstein, and J.P Smol. 2015. Long-term successional changes in peatlands of the Hudson Bay Lowlands, Canada inferred from the ecological dynamics of multiple proxies. The Holocene 25: 92-107. DOI:10.1177/0959683614556384
 
Coleman, K., M. Palmer, J.B. Korosi, S.V. Kokelj, K. Jackson, K.E. Hargan, C. Courtney Mustaphi, J.R. Thienpont, L.E. Kimpe, J.M. Blais, M.F.J. Pisaric, and J.P. Smol. 2015. Tracking limnological change in the Southwestern Northwest Territories: a multi-proxy approach using remote sensing and lake sediments. Boreal Environmental Research 20: 363-377.
 

2014 and earlier
Rühland, K.M., K.E. Hargan, A. Jeziorski, A.M. Paterson, W. Keller, and J.P. Smol. 2014. A multi-trophic exploratory survey of recent environmental change using lake sediments in the Hudson Bay Lowlands, Ontario, Canada. Arctic, Antarctic and Alpine Research 46(1): 142-161. doi: http://dx.doi.org/10.1657/1938-4246-46.1.139
 

Persaud, A.D., P.J. Dillon, L.A. Molot, and K.E. Hargan. 2012. Relationships between body size and trophic position (based on δ15N) for consumers in temperate freshwater lakes. Aquatic Sciences 74(1): 203-212. DOI:10.1007/s00027-011-0212-9

Hargan, K.E., A.M. Paterson, and P.J. Dillon. 2011. A total phosphorus budget for the Lake of the Woods and Rainy River catchment. Journal of Great Lakes Research 37(4): 753-763. doi:10.1016/j.jglr.2011.09.001

 

  • Featured on Kenora Daily Miner and News

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Rühland, K.M., A.M. Paterson, K.E. Hargan, A. Jenkin, B.J. Clark and J.P. Smol. 2010. Reorganization of algal communities in the Lake of the Woods (Ontario, Canada) in response to turn of the century damming and recent warming. Limnology and Oceanography 55(6): 2433-2451. DOI:10.4319/lo.2010.55.6.2433

Conference Presentations

We attend and present at a wide range of international, national, and regional conferences and seminar series, including:  

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Association for the Sciences of Limnology and Oceanography (ASLO) (2017, 2019)

 

International Diatom Symposium (IDS) (2016)

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International Society of Limnologists (SIL) (2016, 2018)

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ArcticNet (2015)

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​Society of Canadian Limnologists (SCL) (2009, 2010, 2015, 2017)

 

Quebec-Ontario Paleolimnology Symposium (PALS) (2010, 2012, 2013, 2014, 2017)

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Canadian Quaternary Association (CANQUA) (2013, 2015)

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International Association for Great Lakes Research (IAGLR) (2011, 2012, 2013)

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International Paleolimnologyical Symposium (2012, 2015, 2018)

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North American Lake Management Society (NALMS) (2010, 2013)

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Science for a Changing North - Sudbury Restoration Workshop (2009, 2011, 2013)

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International Lake of the Woods Water Quality Forum (2008, 2009, 2010, 2011)

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American Geophysical Union (AGU) (2009)

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Canadian Society for Ecology and Evolution (CSEE) (2009)

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Central Ontario Water Quality Symposium (2009)

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