Jardine, Tim

Assistant Professor

Tim Jardine

Toxicology Centre
Room 215
University of Saskatchewan
Saskatoon, Saskatchewan, Canada
S7N 5B3

Phone: 306-966-4158

Email: tim.jardine@usask.ca

Academic Degrees

  • PhD (Biology), University of New Brunswick, Saint John, NB, Canada (2009)
  • MSc (Biology), University of New Brunswick, Saint John, NB, Canada (2003)
  • BSc (Biology), Dalhousie University, Halifax, NS, Canada (2000)

Current and Recent Research Projects

  • Comparisons of contaminant biomagnification rates through aquatic food webs at local and global scales
  • Investigations of hydrological and food-web connectivity between rivers and floodplains in Australia's wet-dry tropics
  • Developing environmental research and monitoring programs for northern river communities
  • Creation of new models for the ecological and biogeochemical implications of flood regimes in large rivers


Jardine, T.D., Woods, R., Marshall, J., Fawcett, J., Lobegeiger, J., Valdez, D., and Kainz, M.J. 2015. Reconciling the role of organic matter pathways in aquatic food webs by measuring multiple tracers in individuals. Ecology 96: 3257-3269.

Hayden, B., Soto, D.X., Jardine, T.D., Graham, B., Cunjak, R., Romakkaniemi, A., and Linnansaari, T. 2015. Small tails tell tall tales – intra-individual variation in the stable isotope ratios of fish fin. PLoS One 10: e0145154.

Painter, K.J., Westbrook, C.J., Hall, B.D., O’Driscoll, N.J., and Jardine, T.D. 2015. Effects of in-channel beaver impoundments on mercury bioaccumulation in Rocky Mountain stream food webs. Ecosphere 6: 194. 

Jardine, T.D., Bond, N.R., Burford, M.A., Kennard, M.J., Ward, D.P., Bayliss, P., Davies, P.M., Douglas, M.M., Hamilton, S.K., Melack, J.M., Naiman, R.J., Pettit, N.E., Pusey, B.J., Warfe, D.M., and Bunn, S.E. 2015. Does flood rhythm drive ecosystem responses in tropical riverscapes?  Ecology 96: 684-692.

Hanson, J.O., Salisbury, S.W., Campbell, H.A., Dwyer, R.G., Jardine, T.D., and Franklin, C.E. 2015. Feeding across the food web: the interaction between diet, movement and body size in estuarine crocodiles (Crocodylus porosus). Austral Ecology 40: 275-286.

Jardine, T.D. 2014. Organic matter sources and size structuring in stream invertebrate food webs across a tropical to temperate gradient. Freshwater Biology 59: 1509-1521.

Blanchette, M.L., Davis, A.M., Jardine, T.D., and Pearson, R.G. 2014. Omnivory and opportunism characterize food webs in a large dry-tropics river system. Freshwater Science 33: 142-158.

Jardine, T.D., Hadwen, W.L., Hamilton, S.K., Hladyz, S., Mitrovic, S.M., Kidd, K.A., Tsoi, W.Y., Spears, M., Westhorpe, D.P., Fry, V.M., Sheldon, F., and Bunn, S.E. 2014. Understanding and overcoming baseline isotopic variability in running waters. River Research and Applications 30: 155-165.

Arciszewski, T.J., Farwell, A.J., Servos, M.R., Jardine, T.D., and Munkittrick, K.R. 2014. Differential recovery of d13C in multiple tissues of white sucker across age classes after the closure of a pulp mill. Canadian Journal of Fisheries and Aquatic Sciences 71: 747-755.

Lavoie, R.A., Jardine, T.D., Chumchal, M.M., Kidd, K.A., and Campbell, L.A. 2013. Biomagnification of mercury in aquatic food webs: a worldwide meta-analysis. Environmental Science and Technology 47: 13385-13394.

Jardine, T.D., Kidd, K.A., O’Driscoll, N. 2013. Food web analysis reveals effects of pH on mercury bioaccumulation at multiple trophic levels in streams.  Aquatic Toxicology 132-133: 46-52.

Warfe, D.M., Jardine, T.D., Pettit, N.E., Hamilton, S.K., Pusey, B.J., Bunn, S.E., Davies, P.M., and Douglas, M.M. 2013. Productivity, disturbance and ecosystem size have no influence on food chain length in seasonally connected rivers. PLoS One 8: e66240.

Jardine, T.D., Hunt, R.J., Faggotter, S.J., Valdez, D., Burford, M.A., and Bunn, S.E. 2013. Carbon from periphyton supports fish biomass in waterholes of a wet-dry tropical river. River Research and Applications 29: 560-573.

Ward, D.P., Hamilton, S.K., Jardine, T.D., Pettit, N.E., Tews, E.K., Olley, J.M., and Bunn, S.E. 2013. Assessing the seasonal dynamics of inundation, turbidity and aquatic vegetation in the Australian wet-dry tropics using optical remote sensing. Ecohydrology 6: 312-323.

Bunn, S.E., Leigh, C., and Jardine, T.D.  2013. Diet-tissue fractionation of 15N by consumers in streams and rivers.  Limnology and Oceanography 58: 765-773.

Pettit, N.E., Jardine, T.D., Hamilton, S.K., Sinnamon, V., Valdez, D., Davies, P.M., Douglas, M.M., and Bunn, S.E. 2012. Seasonal changes in water quality and macrophytes and the impact of cattle on tropical floodplain waterholes.  Marine and Freshwater Research 63: 788-800.

Jardine, T.D., Kidd, K.A., and Rasmussen, J.B. 2012. Terrestrial organic matter in the diet of stream consumers: Implications for mercury exposure. Ecological Applications 22: 843-855.

Jardine, T.D., Pettit, N.E., Warfe, D.M., Pusey, B.J., Ward, D.P., Douglas, M.M., Davies, P.M., and Bunn, S.E. 2012. Consumer-resource coupling in wet-dry tropical rivers. Journal of Animal Ecology 81: 310-322. 

Davis, A.M., Blanchette, M.L., Pusey, B.J., Jardine, T.D., and Pearson, R.G. 2012. Gut-content and stable-isotope analyses provide complementary understanding of ontogenetic dietary shifts and trophic relationships among fishes in a tropical river. Freshwater Biology 57: 2156-2172. 

Hunt, R.J., Jardine, T.D., Hamilton, S.K., and Bunn, S.E. 2012. Temporal and spatial constraints on ecosystem metabolism and food web carbon transfer in a wet-dry tropical river. Freshwater Biology 57: 435-450. 

Jardine, T.D., Pusey, B.J., Hamilton, S.K., Pettit, N.E., Davies, P.M., Douglas, M.M., Sinnamon, V., Halliday, I.A., and Bunn, S.E. 2012. Fish mediate high food web connectivity in the lower reaches of a wet-dry tropical floodplain river. Oecologia 168: 829-838.

Jardine, T.D., Halliday, I.A., Howley, C., Sinnamon, V., and Bunn, S.E.  2012. Large scale surveys suggest limited mercury availability in tropical North Queensland (Australia).  Science of the Total Environment 416: 385-393.

Trakimas, G., Jardine, T.D., Barisevičiūtė, R, Garbaras, A., Skipitytė, R., Remeikis, V. 2011.  Ontogenetic dietary shifts in European common frog (Rana temporaria) revealed by stable isotopes. Hydrobiologia 675: 87-95. 

Jardine, T.D., Hunt, R.J., Pusey, B.J., and Bunn, S.E. 2011. A non-lethal sampling method for stable isotope studies of tropical fishes. Marine and Freshwater Research 62: 83-90.