Glenn C. Barrett

Image Glenn C. Barrett
Wildlife Toxicology Technician - Wildlife Toxicology Research & Monitoring

Current research and/or projects

Assessing the impacts of toxic chemicals on wildlife health and populations thereby contributing to Environment Canada’s mandate to ensure wildlife is conserved and protected

  • Examining the effects of current use pesticides and other environmental contaminants on various wildlife species ranging from birds to frogs to mink and turtles

Education and awards

B.Sc. (Hons.) Wildlife Biology, University of Guelph

Environment Canada Action Network Recognition Award

Key publications

O’Hare, K., P. Martin and G. Barrett. 2010. Reproductive success and banding returns of American kestrels in agroecosystems in the southern Ontario landscape. Ontario Birds, 28(1): 20-31.

McDaniel, T.V., P.A. Martin, G.C. Barrett, K. Hughes, A.D. Gendron, L. Shirose and C.A. Bishop. 2009. Relative abundance, age structure, and body size in mudpuppy populations in southwestern Ontario. Journal of Great Lakes Research, 35: 182-189.

Barrett, G.C. and D.V. Weseloh. 2008. Bird mortality near high voltage transmission lines in Burlington and Hamilton, Ontario, Canada. In The Eighth International Symposium on Environmental Concerns in Rights-of-Way Management. 12-16 September 2004, Saratoga Springs, New York. JW Goodrich-Mahoney, LP Abrahamson, JL Ballard and SM Tikalsky (editors), Elsevier, Amsterdam, The Netherlands. pp. 421-428.

de Solla, S.R., K.J. Fernie, G.C. Barrett and C.A. Bishop. 2006. Population Trends and Calling Phenology of Anuran Populations Surveyed in Ontario Estimated Using Acoustic Surveys. Biodiversity andConservation, 15(11): 3481-3497.

Barrett, G.C. and D.V. Weseloh. 2005. Preliminary Investigations - Bird mortality near high voltage transmission lines in Burlington and Hamilton, Ontario, Canada. In: Hamilton Harbour Remedial Action Plan (Ed.). Research and Monitoring Report – 2004 Season. Environment Canada, Burlington, Ontario. pp 68-81.

de Solla, S.R., L.J. Shirose, K.J. Fernie, G.C. Barrett, C.S. Brousseau and C.A. Bishop. 2005. Effect of Sampling Effort and Species Detectability on Volunteer Based Anuran Monitoring Programs. Biological Conservation, 121:585-594.

Jermyn-Gee, K., C. Pekarik, T. Havelka, G. Barrett, and D.V. Weseloh. 2005. An Atlas of Contaminants in Eggs of Fish-Eating Colonial Birds of the Great Lakes (1998-2001).  Volume I.  Accounts by Location.   Technical Report Series No. 417.  Canadian Wildlife Service, Ontario Region. 341 pp.

Jermyn-Gee, K., C. Pekarik, T. Havelka, G. Barrett, and D.V. Weseloh. 2005. An Atlas of Contaminants in Eggs of Fish-Eating Colonial Birds of the Great Lakes (1998-2001).  Volume II.  Accounts by Chemical.   Technical Report Series No. 417.  Canadian Wildlife Service, Ontario Region. 142 pp.

Weseloh, D.V., C. Pekarik, R. Joos,  J.F. Farquhar, J.L. Shutt, T. Havelka, I. Mazzocchi, G. Barrett,  R. McCollough, R.L. Miller, and A. Mathers. 2003. Monitoring Lake Ontario's waterbirds: contaminants in Herring Gull eggs and population changes in the Lake’s nearly 1,000,000 colonial waterbirds. In State of Lake Ontario (SOLO) – Past, Present and Future. M. Munawar (editor), Ecovision World Monograph Series, Aquatic Ecosystem Health and Management Society, Backhuys Publishers, Leiden, The Netherlands. pp. 597-631.

Weseloh, D.V.C., C. Pekarik, T. Havelka, G. Barrett and J. Reid. 2002. Population Trends and Colony Locations of Double-crested Cormorants in the Canadian Great Lakes and Immediately Adjacent Areas, 1990-2000: A Manager’s Guide. J. of Great Lakes Research. 28(2):125-144.

Pekarik, C., D.V. Weseloh, G.C. Barrett, M. Simon, C.A. Bishop, and K.E. Pettit. 1998. An Atlas of Contaminants in the Eggs of Fish-Eating Colonial Birds of the Great Lakes (1993-1997).  Volume I.  Accounts by Location.   Technical Report Series No. 321.  Canadian Wildlife Service, Ontario Region. 245 pp.

Pekarik, C., D.V. Weseloh, G.C. Barrett, M. Simon, C.A. Bishop, and K.E. Pettit. 1998. An Atlas of Contaminants in the Eggs of Fish-Eating Colonial Birds of the Great Lakes (1993-1997).  Volume II.  Accounts by Chemical.   Technical Report Series No. 322.  Canadian Wildlife Service, Ontario Region. 214 pp.

Wren, C.D., C.A. Bishop, D.L. Stewart and G.C. Barrett.  1997.  Wildlife and Contaminants in Constructed Wetlands and Stormwater Ponds: Current State of Knowledge and Protocols for Monitoring Contaminant Levels and Effects in Wildlife. Technical Report Series No. 269, Canadian Wildlife Service, Ontario Region.