Dr. Lee C. Grapentine

Image Lee C. Grapentine
Research Scientist

Study Leader, Benthic Community Responses to Disturbances

Current research and/or projects

Methods for assessing disturbances to the benthic environment of aquatic ecosystems

  • Assessment of ecological impacts of contaminated sediments in nearshore areas of the Laurentian Great Lakes
  • Bioassessment methods for quantifying responses of benthic invertebrates to disturbance
  • Effects of contaminated groundwater on benthic invertebrates in urban streams
  • Ecotoxicology of metal mining activities to benthic invertebrates

Professional activities / interests

Technical advisor on contaminated sediments to Remedial Action Plan committees for Great Lakes Areas of Concern

Member of science advisory team for ECCC's Canadian Aquatic Biomonitoring Network

Associate Editor, Journal of Great Lakes Research

Education and awards

Ph.D., Dept. of Zoology, University of Western Ontario, London, Ontario

M.Sc., Dept. of Entomology, University of Manitoba, Winnipeg, Manitoba

B.Sc. (Hon.), Dept. of Zoology, University of Manitoba, Winnipeg, Manitoba

2018 Editor's Award, International Association for Great Lakes Research

Key publications

Roy, J.W., L. Grapentine and G. Bickerton. 2018. Ecological effects from groundwater contaminated by volatile organic compounds on an urban stream's benthic ecosystem. Limnologica: 68:115-129. DOI: 10.1016/j.limno.2017.01.004

Milani, D., L. Grapentine, D.A. Burniston, M. Graham and C. Marvin. 2017. Trends in Hamilton Harbour, Lake Ontario, bottom sediment quality. Aquatic Ecosystem Health & Management 20:295-307. DOI: 10.1080/14634988.2017.1302780

Bartlett, A.J., J. Struger, L.C. Grapentine and V.P. Palace. 2015. Examining impacts of current-use pesticides in southern Ontario using in situ exposures of the amphipod Hyalella azteca. Environmental Toxicology and Chemistry 35:1224-1238. DOI: 10.1002/etc.3265

Grapentine, L.C. 2013. Benthic community ecotoxicology. Pp. 169-179 in Férard, J.F., and Blaise, C. (eds.), Encyclopedia of Aquatic Ecotoxicology. Springer Publishers, Dordrecht, The Netherlands. DOI: 10. 1007/ 98-94-007-5704-2

Grapentine, L.C. 2009. Determining degradation and restoration of benthic conditions for Great Lakes Areas of Concern. Journal of Great Lakes Research 35:36-44.

Lafont, M., L. Grapentine, Q. Rochfort, J. Marsalek, G. Tixier and P. Breil. 2007. Bioassessment of wet-weather pollution impacts on fine sediments in urban waters by benthic indices and the sediment quality triad. Water Science and Technology 56(9):13-20.

Borgmann, U., Y. Couillard and L.C. Grapentine. 2007. Relative contribution of food and water to 27 metals and metalloids accumulated by caged Hyalella azteca in two rivers affected by metal mining. Environmental Pollution. 145:753-765.

Grapentine, L., Q. Rochfort and J. Marsalek. 2004. Benthic responses to wet-weather discharges in urban streams in southern Ontario. Water Qual. Res. J. Canada.39(4): 374-391.

Borgmann, U., M. Nowierski, L.C. Grapentine and, D.G. Dixon. 2004. Assessing the cause of impacts on benthic organisms near Rouyn-Noranda, Quebec. Environmental Pollution. 129: 39-48.

Grapentine, L., J. Anderson, D. Boyd, G.A. Burton, C. DeBarros, G. Johnson, C. Marvin, D. Milani, S. Painter, T. Pascoe, T. Reynoldson, L. Richman, K. Solomon and P.M. Chapman. 2002. A Decision Making Framework for Sediment Assessment Developed for the Great Lakes. Human and Ecological Risk Assessment. 8(7):1641-1655.

Grapentine, L., C. Marvin and S. Painter. 2002. Initial Development and Evaluation of a Sediment Quality Index for the Great Lakes Region. Human and Ecological Risk Assessment. 8(7):1549-1567.

Research facility

867 Lakeshore Rd.
Burlington, ON L7S 1A1


Member, Society for Freshwater Science

Member, Society for Environmental Toxicology and Chemistry

Member, International Association for Great Lakes Research