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Recent Publications

Mushet, G.R., K.R. Laird, P.R. Leavitt, S. Maricle, A. Klassen, A. Rahi, and B.F. Cumming. 2020. Bottom-up forces drive historical increases in the abundance of large daphniids in four small lakes stocked with rainbow trout (Oncorhynchus mykiss), interior British Columbia, Canada. Ecosystems. Doi/ 10.1007/s10021-019-00443-0.

Haig, H.A., and P.R. Leavitt.  The Qu’Appelle long-term ecological research program: A 26-yr hierarchical platform to study freshwater ecosystems of the northern Great Plains.  2019. Limnol. Oceanogr.  Bull. 28: 99-103.  doi/10.1002/lob.10337. 

Elmslie, B.G., C.A.C. Gushulak, M.P. Boreux, S.F. Lamoureux, P.R. Leavitt, and B.F. Cumming. 2019. Complex phototrophic responses to climate warming during the Holocene of northeastern Ontario, Canada.  Holocene: In press.

McGowan, S., P.R. Leavitt, T. Barker, and B. Moss.  2019. Shallow water phytoplankton responses to nitrate and salinity enrichment may be modified by benthic processes. Inland Wat.  In press.  doi/ 10.1080/20442041.2019.1634948.

Plancq, J., J.M Couto, U.Z. Ijaz, P.R. Leavitt and J.L. Toney. 2019. Next generation sequencing to identify lacustrine haptophytes in the Canadian Prairies: Significance for temperature proxy applications.  J. Geophys. Res.: Biogeosciences. 124, 2144–2158. https://doi.org/10.1029/ 2018JG004954

Webb, J.R., N.M. Hayes, G.L. Simpson, P.R. Leavitt, H.M. Baulch, and K. Finlay.  2019. Widespread nitrous oxide undersaturation in farm waterbodies creates an unexpected greenhouse gas sink.  PNAS USA. 116 (20): 9814-9819.  doi/10.1073/pnas.1820389116.

Mohamed, A.M.U., G.L. Simpson, P.R. Leavitt, B.F. Cumming, K.R. Laird, K.A. Scott, B. Das, J.D. Wolfe, B. Hesjedal, G.R. Mushet, A. Walker, B.J. Meegahage, and B. Wissel. 2019. Taxon-specific variation in δ13C and δ15N of subfossil invertebrate remains: Insights into historical trophodynamics in lake food-webs. Ecol. Indicators 102: 834-847.  doi/10.1016/ j.ecolind.2019.03.026.

Hu, K., G. Chen, I. Gregory-Eaves, L. Huang, X. Chen, Y. Liu, and P.R. Leavitt.2019. Hydrological fluctuations modulate phototrophic responses to nutrient fertilization in a large and shallow lake of Southwest China. Aquat. Sci.  81: 37 doi.org/10.1007/s00027-019-0633-4.

Karmakar, M., P.R. Leavitt, and A. Patoine.  2019. Effects of bridge construction and wastewater effluent on phytoplankton abundance and sediment geochemistry in an Atlantic temperate coastal bay since 1930. Estuar. Coasts.  42: 365–377. doi/10.1007/s12237-018-0483-7.

Finlay, K., R.J. Vogt, G.L. Simpson, and P.R. Leavitt.  2019. Seasonal interdependence of pCO2and CO2flux in a hardwater lake of the northern Great Plains: The legacy effect of climate and limnological conditions during 36 years. Limnol. Oceanogr. 64: S118–S129. doi: 10.1002/lno.11113.

Swarbrick, V.J., G.L. Simpson, P.M. Glibert, and P.R. Leavitt.  2019. Differential stimulation and suppression of phytoplankton growth by ammonium enrichment in eutrophic hardwater lakes over 16 years. Limnol. Oceanogr. 64: S130-S149. doi: 10.1002/lno.11093.

Hayes, N.M., A. Patoine, H.A. Haig, G.L. Simpson, V.J. Swarbrick, E. Wiik, and P.R. Leavitt. 2019. Spatial and temporal variation in nitrogen fixation and its importance to phytoplankton growth in phosphorus-rich lakes.  Freshwat. Biol. 64: 269–283.  doi/10.1111/fwb.13214.

Tiegs, S., and 151 others. 2019. Global patterns and drivers of ecosystem functioning in rivers and riparian zones. Science Advances 5: eaav0486.

Wiik, E., H.A. Haig, N.M. Hayes, K. Finlay, G.L. Simpson, R.J. Vogt, and P.R. Leavitt.  2018. Generalized additive models of climatic and metabolic controls of sub-annual variation in pCO2in productive hardwater lakes.  J. Geophys. Res. Biogeosci. 123: 1940-1959. doi/10.1029/2018JG004506.

Moorhouse, H. L., S. McGowan, M.D. Jones, Z.E. Taranu, I. Gregory-Eaves, P.R. Leavitt,  M.D. Jones, P. Barker, and S.A. Brayshaw.  2018.  Regional versus local drivers of water quality in the Windermere catchment: The dominant influence of wastewater pollution over the past 200 years. Global Change Biol. 24: 4009-4022. doi/10.1111/gcb.14299.

Hiroya, A., H. Nakamura, J.L. Toney, H.A. Haig, J. Plancq, T. Shiratori, P.R. Leavitt, O. Seki, K-I Ishida, K. Sawada, I. Suzuki, and Y. Shiraiwa. 2018. Novel alkenone-producing strains of genusIsochrysis(Haptophyta) isolated from Canadian saline lakes show temperature sensitivity of alkenones and alkenoates. Org. Geochem. 121: 89-103. doi/10.1016/j.orggeochem.2018.04.008

Moir, K.E., M. B. Hickey, P.R. Leavitt, J.J. Ridal, and B.F. Cumming.  2018. Paleolimnological proxies reveal continued eutrophication issues in the St. Lawrence River Area of Concern.  J. Great Lakes Res. 44: 357-366.  doi/10.1016/j.jglr.2018.02.001.

Plancq, J., B. Cavazzin, S. Juggins, H.A. Haig, P.R. Leavitt and J.L. Toney.  2018. Environmental controls on the distribution of long-chain alkenones in the Canadian Prairies.  Org. Geochem. 117: 43-55.doi/10.1016/j.orggeochem.2017.12.005.

Nanayakkara, L., R. Jurdi-Hage, P.R. Leavitt, and B. Wissel.  2018.  In lakes but not in minds: Stakeholder knowledge of invasive species in prairie lakes. Biol. Invasions 20: 633-652.  doi: 10.1007/s10530-017-1564-4.

Vogt, R.J., S. Sharma, and P.R. Leavitt.  2018. Direct and interactive effects of climate, meteorology, river hydrology, and lake characteristics on water quality in productive lakes of the Canadian Prairies.  Can. J. Fish. Aquat. Sci. 75: 47-59.  doi: 10.1139/cjfas-2016-0520.

Vogt, R.J., S. Sharma, and P.R. Leavitt. 2017. Direct and interactive effects of climate, meteorology, river hydrology, and lake characteristics on water quality in productive lakes of the Canadian Prairies. Can. J. Fish. Aquat. Sci. 74: In press.

Baron, J.S., A. Specht, E. Garnier, P. Bishop, C. A. Campbell, F.W. Davis, B. Fady, D. Field, L.J. Gross, S. M. Guru, B.S. Halpern, S.E. Hampton, P.R. Leavitt, T.R. Meagher, J.N. Parker, P. Price, C.H., Rawson, A. Rodrigo, L.A. Sheble, and M. Winter. 2017. Synthesis centers as critical research infrastructure. BioScience 67: In press.

Steinman, A.D., G.A. Lamberti, P.R. Leavitt, and D.G. Uzarski. 2017. Biomass and pigments of benthic algae. In F.R. Hauer and G.A. Lamberti (eds.), Methods in Stream Ecology. 3rd edition. Academic Press.

Bunting, L., P.R. Leavitt, G.L. Simpson, B. Wissel, K.R. Laird, B.F. Cumming, A. St. Amand, and D.R. Engstrom. 2016. Increased variability and sudden ecosystem state change in Lake Winnipeg, Canada, caused by 20th century agriculture. Limnol. Oceanogr. 61: 2090-2107. doi: 10.1002/lno.10355.

Murray, D.L., D. Morris, C. Lavoie, P.R. Leavitt, H. MacIsaac, M. Masson, M-A Villard. 2016. Bias in research grant evaluation has dire consequences for small universities. PLoS One 11(6): e0155876. doi:10.1371/journal.pone.0155876.

Sayer, C.D., T.A. Davidson, R. Rawcliffe, P.G. Langdon, P.R. Leavitt, G. Cockerton, N.L. Rose and T. Croft. 2016. Consequences of fish kills for long-term trophic structure in shallow lakes: Implications for theory and restoration. Ecosystems 19: 1289-1309. doi: 10.1007/s10021-016-0005-z.

Vuillemin, A., D. Ariztegui, P.R. Leavitt, L. Bunting, and the PASADO Science Team. 2016. Recording of climate and diagenesis through sedimentary DNA and fossil pigments at Laguna Potrok Aike, Argentina. Biogeosciences 13: 2475-2492. doi: 10.5194/bg-13-2475-2016.

Stevenson, M.A., S. McGowan, N.J. Anderson, R.H. Foy, P.R. Leavitt, Y.R. McElearney, D.R. Engstrom and S. Pla-Rabés. 2016. Impacts of forest plantation management on primary production in upland lakes from north-west Ireland. Global Change Biol. 22: doi: 10.1111/gcb.13194.

Steinman, A.D., G.A. Lamberti, P.R. Leavitt, and D.G. Uzarski. 2016. Biomass and pigments of benthic algae. In F.R. Hauer and G.A. Lamberti (eds.), Methods in Stream Ecology. 3rd edition. Academic Press.

Glibert, P.M., F.P. Wilkerson, R.C. Dugdale, J.A. Raven, C. Dupont, P.R. Leavitt, A.E. Parker, J.M. Burkholder, and T.M. Kana. 2016. Pluses and minuses of ammonium and nitrate uptake and assimilation by phytoplankton and implications for productivity and community composition, with emphasis on nitrogen-enriched conditions. Limnol. Oceanogr. 61: 165-197. doi:10.1002/lno.10203.
Maheaux, H., P.R. Leavitt, and L.J. Jackson. 2016. Asynchronous onset of eutrophication among shallow prairie lakes of the northern Great Plains, Alberta, Canada. Global Change Biol. 22: 271–283. doi: 10.1111/gcb.13076.

Einarsson, Á., U. Hauptfleisch, P.R. Leavitt, and A.R. Ives. 2016. Identifying consumer-resource population cycles using paleoecological data. Ecology 97: doi.10.1890/15-0596.1.
Tse, T.J., L.E. Doig, P.R. Leavitt, Z.J. Quiñones-Rivera, G. Codling, B.T. Lucas, K. Liber, J.P. Giesy, H. Wheater, and P.D. Jones. 2015. Long-term spatial trends in sedimentary algal pigments in a narrow river-valley reservoir, Lake Diefenbaker, Canada. J. Great Lakes Res. 41(Suppl. 2): 56-66. doi:10.1016/j.jglr.2015.08.002.

Karmakar, M., P.R. Leavitt, and B.F. Cumming. 2015. Enhanced algal abundance in Northwest Ontario (Canada) lakes during the warmer early- to mid-Holocene period. Quat. Sci. Rev. 123: 168-179. doi:10.1016/j.quascirev.2015.06.025.

Samways, K.M., P.R. Leavitt, P. Magnan, M.A. Rodriguez, and P. Peres-Neto. 2015. Convergent polymorphism between stream and lake habitats: The case of brook charr. Can. J. Fish. Aquat. Sci., 72: 1406-1414. doi: 10.1139/cjfas-2015-0116.

Quiñones-Rivera, Z.J., K. Finlay, R.J. Vogt, P.R. Leavitt, and B. Wissel. 2015. Hydrologic, metabolic and chemical regulation of water-column metabolism and atmospheric CO2 exchange in a large continental reservoir during spring and summer. J. Great Lakes Res., 41 (Suppl. 2): 144-154. doi:10.1016/j.jglr.2015.05.005.

Donald, D.B., B.R. Parker, J.-M. Davies, and P.R. Leavitt. 2015. Nutrient sequestration in the Lake Winnipeg watershed. J. Great Lakes Res. 41: 630-642. doi:10.1016/ j.jglr.2015.03.007.

Lawrence, J.R., E. Topp, M.J. Waiser, V. Tumber, J. Roy, G.D.W. Swerhome, P. Leavitt, A. Paule, and D.R. Korber. 2015. Resilience and recovery: The effect of triclosan exposure timing during development, on the structure and function of river biofilm communities. Aqaut. Toxicol. 161: 253-266. doi:10.1016/j.aquatox.2015.02.012

Taranu, Z.E., I. Gregory-Eaves, P.R. Leavitt, L. Bunting, T. Buchaca, J. Catalan, I. Domaizon, P. Guilizzoni, A. Lami, S. McGowan, H. Moorehouse, G. Morabito, F. Pick, M. A., Stevensen, P. L. Thompson, and R. D. Vinebrooke. 2015. Acceleration of cyanobacterial dominance in lakes in north temperate-subarctic lakes during the Anthropocene. Ecol. Lett. 18: 375-384. doi:10.1111/ele.12420.

Finlay, K., R.J. Vogt, M.J. Bogard, B. Wissel, B.M. Tutolo, G.L. Simpson, and P.R. Leavitt.  2015. Reduction in CO2 efflux from northern hardwater lakes with increasing atmospheric warming.  Nature  doi/10.1038/nature14172.

Brahney, J., A. Ballantyne, P. Kociolek, P.R. Leavitt, G.L. Farmer, and J.C. Neff.  2015. Ecological changes in alpine lake ecosystems associated with human activity and dust transport in western Wyoming.  Limnol. Oceanogr. In press.

Samways, K.M., Z. J. Quiñones-Rivera, P.R. Leavitt, and R.A. Cunjak.  2015. Spatio-temporal responses of algae, fungal and bacterial biofilm communities in Atlantic rivers receiving marine-derived nutrient inputs.  Freshwat. Sci.  In press.

Vogt, R.J., S. Sharma, and P.R. Leavitt.  2015. Multi-decadal regulation of algal abundance and water quality in a large continental reservoir by climatic, hydrologic and trophic processes.  J. Great Lakes Res. doi/10.1016/j.jglr.2014.11.007.