Davies, John-Mark

Adjunct Professor

John-Mark Davies

Water Security Agency
101-108 Research Drive
Saskatoon, Saskatchewan, Canada
S7N 3R3

Phone: 306-933-7442

Email: john-mark.davies@wsask.ca

Academic Degrees

  • B.Sc. Hon (Saskatchewan), M.Sc. (Manitoba), Ph.D. (Victoria)

Current Teaching

None at this time.

Current and Recent Research Projects


Phillips ID, J-M Davies, MF Bowman and DP Chivers.  2016. Macroinvertebrate communities in a Northern Great Plains River are strongly shaped by naturally occurring suspended sediments: implications for ecosystem health assessment.  Freshwater Science 35(4):1354-1363.

Donald DB, BR Parker, J-M Davies and PR Leavitt. 2015. Nutrient sequestration in the Lake Winnipeg watershed. Journal of Great Lakes Research 41(2):630-642.

Davies J-M and K-E Lindenschmidt.  2014.  Water Quality Parameters p. 64-74.  In:  Winter flow testing of the Upper Qu'Appelle River.  K-E Lindenschmidt.  LAP Lambert Academic Publishing, Saarbrúcken Germany. 81 pp.

Kreitals N, J-M Davies, DW Phillips and ID Phillips.  2014.  Overwintering observations of northern leopard from (Lithobates popiens) activity under ice.  IRCF Reptiles & Amphibians 21 (2):37-42.

Vandergucht, DM, JM Sereda, J-M Davies and JJ Hudson.  2013.  A comparison of phosphorus deficiency indicators with steady state phosphate in lakes.  Water Research (accepted).

Davies, J-M and ML Bothwell.  2012.  Responses of lotic periphyton to pulses of phosphorus:  P-flux controlled growth rate.  Freshwater Biology.  57(12):2602–2612.

Davies J-M, WH Nowlin, B Matthews and A Mazumder, 2010.  Temporal discontinuity of nutrient limitation in plankton communities.  Aquatic Sciences.  72(4):393-402.

Nowlin WH, J-M Davies and A Mazumder.  2007.  Planktonic phosphorus pool sizes and cycling efficiency in coastal and interior British Columbia lakes.  Freshwater Biology.  52(5):860-877. 

Davies J-M. 2006. Application of the Canadian Water Quality Index for assessing changes in water quality along the Qu'Appelle River, Saskatchewan, Canada. Lake and Reservoir Management. 22(4):308-320. 

Davies J-M and RE Hecky. 2005. Initial measurements of benthic photosynthesis and respiration in Lake Erie: community, temporal and spatial variability. Journal of Great Lakes Research 31(Suppl. 2):195-207.

Nowlin WH, J-M Davies and A Mazumder.  2004.  Effects of seasonal drawdown adn climatic variability on the mixing and thermal regimes of a coastal British Columbia reservoir.  Lake and Reservoir Management. 20(2):91-109.

Davies J-M, WH Nowlin and A Mazumder. 2004. Temporal changes in nitrogen and phosphorus co-deficiency of plankton in Coastal and Interior British Columbia. Canadian Journal of Fisheries and Aquatic Sciences 61(8):1538-1551.

Davies J-M, WH Nowlin and A Mazumder. 2004. Variations in temporal 14C-plankton photosynthesis between warm-monomictic lakes of coastal British Columbia. Journal of Plankton Research 26(7):763-778.

Davies J-M, M Roxborough and A Mazumder. 2004. Origins and implications of taste and odours in British Columbia surface drinking water sources. Water Research 38(7):1900-1910.

Davies J-M and A Mazumder. 2003. Health, policy and environmental challenges: the role of watershed management in sustaining clean drinking water quality at surface sources in British Columbia, Canada. Journal of Environmental Management 68(3):273-286.

Davies J-M, RH Hesslein, CA Kelly and RE Hecky. 2003. PCO2 method for measuring photosynthesis and respiration in freshwater lakes. Journal of Plankton Research 25(4):385-395.