Groupe de Recherche Interuniversitaire en Limnologie et en Environnement Aquatique

GRIL-UQAM

 

Professeure émérite


Courriel: planas.dolores@uqam.ca



Tel: 514-987-3000 poste 6187
Fax: 514-987-3000 poste 4647


Prof. Dolors Planas

Intérêts de recherche / Research interests


  1. -Métabolisme des écosystèmes aquatiques

  2. -Interactions littorales et pélagiques des chaines alimentaires

  3. -Transformations de l’énergie et des biocontaminants et leur transfert trophique

Formation


2016 - 2013         Professeure Émérite    

                            Université du Québec à Montréal


1979 - 2015         Professeure titulaire  

                            Université du Québec à Montréal


1976                   Boursière postdoctorale CRSNG,

                           Freshwater Institute, Manitoba, Canada


1972                   Ph.D., University of Barcelona


1962                   M.Sc., University of Barcelona

Équipe / Team


Ph.D.                           

Mélissa Khadra (co-supervisée, M. Amyot, Université de Montréal)

Maxim Leclerc (co-supervisé, M. Amyot, Université de Montréal)

M.Sc.                           

-

 

Publications


Articles

  1. 1)Leclerc, M, D Planas, M Amyot. 2017. Freshwater sample preservation for the analysis of dissolved low molecular mass thiols. Limnology and Oceanoraphy Methods. doi 10.1002/lom3.10207

  2. 2)Planas, D and Paquet, S. 2016. Importance of climate change-physical forcing on the increase of cyanobacterial blooms in a small, stratified lake. Journal of Limnology. 75: 201-214.

  3. 3)Leclerc, M., Planas, D. and Amyot, M. 2015. Are algae playing a role in mercury methylation through the production of thiols in lake biofilms? Environmental Science & Technology. 49 : 7709-7716.

  4. 4)Pannard, A., Planas, D. and B. E. Beisner. 2015. Macrozooplankton and the persistence of the deep chlorophyll maximum in a stratified lake. Freshwater Biology. 60 : 1717–1733.

  5. 5)Hamelin, S., Planas D. and Amyot, M. 2015. Mercury methylation and demethylation by epiphytic biofilms and their host in a fluvial wetland of the St. Lawrence River (QC, Canada). Sciences of the Total Environment. 512 – 513 : 464-471.

  6. 6)Hamelin, S., Planas, D. and Amyot, M. 2015. Spatio-temporal variations in biomass and mercury concentrations of epiphytic biofilms and their host in a large river wetland (Lake St. Pierre, Qc, Canada). Environmental Pollution. 197 :221 – 230.

  7. 7)Tadonléké, R.D., Marty, J. and Planas, D. 2012. Assessing factors underlying variation of CO2 emissions in boreal lakes vs. reservoirs. FEMS Microbiology Ecology. 79: 282-297.

  8. 8)Hamelin, S., Amyot, M., Barkay, M., Wang, Y.P. and Planas, D. 2011. Methanogens: Principal Methylators of Mercury in Lake Periphyton. Environmental Science and Technology. 45: 7693-7700.

  9. 9)Leclerc, V., Sirois, P., Planas, D. and Berube, P. 2011. Diet and Feeding Success of Fast-Growing Yellow Perch Larvae and Juveniles in Perturbed Boreal Lakes. Transactions of the American Fisheries Society. 140: 1193 - 1205.

  10. 10)Cremona F., Planas, D. and Lucotte, M. 2010. Influence of functional feeding groups and spatiotemporal variables on the  δ15N signature of littoral macroinvertebrates. Hydrobiologia. 647: 51-61.

  11. 11)Cremona, F., Hamelin, S.,  Planas, D. and Lucotte, M. 2009. Sources of organic matter and methylmercury in littoral macroinvertebrates: a stable isotope approach.  Biogeochemistry. 94: 81-94.

  12. 12)Cremona F., Planas, D. and Lucotte, M. 2008. Assessing the importance of macroinvertebrate trophic dead ends in the lower transfer of methylmercury in littoral food webs.  Canadian Journal of Fisheries and Aquatic Sciences. 65: 2043-2052.

  13. 13)Cremona F., Planas, D. and Lucotte, M. 2008. Biomass and composition of macroinvertebrate communities associated with different types of macrophyte architectures and habitats in a large fluvial lake.  Fundamental and Applied Limnology. 171: 119-130.

  14. 14)Marty, J. and Planas, D. 2008. A comparison of methods to determine algal  δ13C in freshwater.  Limnology and Oceanography Methods. 6 : 51-63.

  15. 15)Bechara, J.A., Planas, D. and Paquet, S. 2007. Indirect effects of brook trout (Salvelinus fontinalis) on the structure of epilithic algal communities in an oligotrophic boreal forest stream.  Fundamental and Applied Limnology. 169: 89-99.

  16. 16)Desrosiers, M., Planas, D. and Mucchi, A. 2006. Short-term responses to watershed logging on biomass, mercury and methyl-mercury accumulation by periphyton in boreal lakes.  Canadian Journal of Fisheries and Aquatic Sciences. 63 : 1734-1795.

  17. 17)Houle, D., Bilodeau-Gauthier, S., Paquet, S., Planas, D. and Warren, A. 2006. Identification of two genera of N2-fixing cyanobacteria growing on three feather moss species in boreal forests of Quebec, Canada.  Canadian Journal of Botany. 84 : 1025-1029.

  18. 18)Desrosiers, M.,  Planas, D. and Mucchi, A. 2006. Mercury methylation in the epilithon of Boreal Shield aquatic ecosystems.  Environmental Science & Technology. 40 : 1540-1546.

  19. 19)Desrosiers, M., Planas, D. and Mucchi, A. 2006. Total mercury and methylmercury accumulation in periphyton of Boreal Shield Lakes: influence of watershed physiographic characteristics.  Sciences of the Total Environment. 355 : 247-258.

  20. 20)Jugnia, L.-B., Roy, R., Pacheco-Oliver, M., Miguez, C.B., Planas, D. and Greer, C.W. 2006. Potential activity and diversity of methanotrophic bacteria in forest soil, peat, and sediments from a hydro-electric reservoir (Robert-Bourassa) and lakes in the Canadian Taiga.  Soil Science. 171 : 127-137.

  21. 21)Bertolo, A., Carignan, R., Magnan, P.,  Pinel-Alloul, B., Planas, D. and Garcia, E. 2005. Decoupling of pelagic and littoral food webs in oligotrophic Canadian Shield lakes. Oikos. 111 : 534-546.

  22. 22)Gosselain, V., Hudon, C., Cattaneo, A., Gagnon, P., Planas, D., and  Rochefort, D. 2005. Physical variables driving epiphytic algal biomass in a dense macrophyte bed of the St. Lawrence River (Québec, Canada).  Hydrobiologia. 534 : 11-22.

  23. 23)Tadonléké, R., Planas, D., and Lucotte, M. 2005. Microbial food webs in boreal humic lakes and reservoirs: ciliates as a major factor related to the dynamics of the most active bacteria.  Microbial Ecology. 49 : 325-341.

  24. 24)Jugnia, L.B., Poy, R., Planas, D., Lucotte, M. and Greer, C.W. 2005. Potential activity of methane production in soils, peat bogs, lake sediments and the Robert-Bourassa hydroelectric reservoir in middle North Canada. Canadian Journal of Microbiology. 51: 79-84.

  25. 25)Armstrong, N., Planas, D. and Prepas, E. 2003. Potential for estimating macrophyte surface area from biomass. Aquatic Botany. 75: 173-179.

  26. 26)Pinel-Alloul, B., Prepas, E., Planas, D., Steedman, R. and Charette, T. 2002. Watershed impacts of logging and wildfire: Case studies in Canada. Lake and Reservoir Management. 4: 307-318.

  27. 27)McEachern, P., Prepas, E.E. and Planas, D. 2002. Phytoplankton in boreal SubArctic lakes following enhanced phosphorus loading from forest fire: Impacts on species richness, nitrogen and light limitation. Lake and Reservoir Management. 2: 138-148.

  28. 28)Vanier, C., Planas, D. and Sylvestre, M. 2001. Equilibrium partition theory applied to PCBs in macrophytes. Environmental Science and Technology. 35: 4820-4833.

  29. 29)Prepas, E.E., Planas, D., Gibson, J.J., et al. Landscape variables influencing nutrients and phytoplankton communities in Boreal Plain lakes of northern Alberta: a comparison of wetland- and upland-dominated catchments. Canadian Journal of Fisheries and Aquatic Sciences. 58: 1286-1299.

  30. 30)Prepas, E.E.m Pinel-Alloul, B., Planas, D., Methot, G., Paquet, S. and Reedyk, S. 2001. Forest harvest impacts on water quality and aquatic biota on the Boreal Plain: introduction to the TROLS lake program. Canadian Journal of Fisheries and Aquatic Sciences. 58: 421-436.

  31. 31)Planas, D., Desrosiers, M., Groulx, S.R., Paquet, S. and Carignan, R. 2000.  Pelagic and benthic algal responses in eastern Canadian Boreal Shield lakes following harvesting and wildfires. Canadian Journal of Fisheries and Aquatic Sciences. 57: 136-145.

  32. 32)Carignan, R., Planas, D. and Vis, C. 2000. Planktonic production and respiration in oligotrophic shield lakes. Limnology and Oceanography. 44: 189-199.

  33. 33)Vanier, C., Planas, D. and Sylvestre, M. 1999. Empirical relationships between polychlorinated biphenyls in sediments and submerged rooted macrophytes. Canadian Journal of Fisheries and Aquatic Sciences. 54: 1792-1800.

  34. 34)Planas, D., Agusti, S., Duarte, C., Granata, T.C. and Merino, M. 1999. Nitrate uptake and diffusive nitrate supply in the Central Atlantic. Limnology and Oceanography. 44: 116-126.

  35. 35)Bolt, T.L., Brock, J.T., Battrup Pedersen, A., Chambers, P.A., Dodds, W.K., Himbeault, K.T., Lawrence, J.R., Planas, D. Snyder, E. and Wolfaardt, G.M. 1997. An evaluation of techniques for measuring periphyton metabolism in chambers. Canadian Journal of Fisheries and Aquatic Sciences. 54: 715-725.

  36. 36)Vanier, C., Sylvestre, M. and Planas, D. 1996. Persistence and fate of PCBs in sediments of the Saint Lawrence River. Science of the Total Environment. 192: 229-244.

  37. 37)Planas, D., Maberly, S.C. and Parker, J.E. 1996. Phosphorus and nitrogen relationships of Cladophora glomerata in two lake basins of different trophic status. Freshwater Biology. 35: 609-622.

  38. 38)del Giorgio, P., Bird, D.F., Prairie, Y.T. and Planas, D. 1996. Flow cytometric determination of bacterial abundance in lake plankton with the green nucleic acid stain SYTO 13. Limnology and Oceanography. 41: 783-789.

  39. 39)Zhang, L., Planas, D. and Qian, J.L. 1994. Mercury concentrations in black spruce (Picea mariana mill bsp) and lichens in boreal Quebec, Canada. Water, Air and Soil Pollution. 81:153-161.

  40. 40)Zhang, L., Qian, J.L. and Planas, D. 1994. Mercury concentration in tree-rings of balck spruce (Picea mariana mill bsp) n boreal Quebec, Canada. Water, Air and Soil Pollution. 81:163-173.

  41. 41)Zhang, L. and Planas, D. 1994. Biotic and abiotic mercury methylation and demethylation in sediments. Bulletin of environmental contamination and toxicology. 52: 691-698.

  42. 42)Carignan, R. and Planas, D. 1994. Recognition of nutrient and light limitation in turbid mixed layers - 3 approaches compared in the Parana floodplain (Argentina). Limnology and Oceanography. 39: 580-596.

  43. 43)Junger, M. and Planas, D. 1994. Quantitative use of stable carbon-isotope analysis to determine the trophic base of invertabrate communities in a boreal forest lotic system. Canadian Journal of Fisheries and Aquatic Sciences. 51: 53-61.

  44. 44)Junger, M. and Planas, D. 1993. Alteration of trophic interactions between periphyton and invertebrates in an acidified stream - a stable carbon-isotope study. Hydrobiologia. 262: 97-107.

  45. 45)Bechara, J.A., Moreau, G. and Planas, D. 1992. Top-down effects of brook trout (Salvelinus fontinalis) in a boreal forest stream. Canadian Journal of Fisheries and Aquatic Sciences. 49: 2093-2103.

  46. 46)Planas, D., Lapierre, L., Moreau, G. and Allard, M. 1989. Structural organization and species composition of a lotic periphyton community in response to experimental acidification. Canadian Journal of Fisheries and Aquatic Sciences. 46: 827-835.

  47. 47)Wickham, P., van de Walle, E., Planas, D. 1987. Comparative effects of mine wastes on the benthos of an acid and an alkaline pond. Environmental pollution. 44: 83-99


Livres et Chapitres

  1. 1)Marty, J., D. Planas, B. Pinel-Alloul and G. Méthot. 2005. Planktonic  community dynamics over time in a large reservoir and their influence on carbon budgets.  In: Greenhouse Gas Emissions - Fluxes and Processes.  Hydroelectric Reservoirs and Natural Environments, A. Tremblay, L. Varfalvy, C. Roehm and M. Garneau, eds. Environmental Science Series, Springer, pp. 421-440.

  2. 2)Planas, D., S. Paquet and A. St-Pierre (2005). Production-consumption of CO2 in reservoirs and lakes in relation to plankton metabolism. In: Greenhouse Gas Emissions - Fluxes and Processes.  Hydroelectric Reservoirs and Natural Environments, A. Tremblay, L. Varfalvy, C. Roehm and M. Garneau, eds. Environmental Science Series, Springer, pp 483-507.

  3. 3)Tadonléké, R.D., D. Planas and S. Paquet 2005. Bacterial activity in  the water column and their impact on carbon budget.  In: Greenhouse Gas Emissions - Fluxes and Processes.  Hydroelectric Reservoirs and Natural Environments, A. Tremblay, L. Varfalvy, C. Roehm and M. Garneau, eds. Environmental Science Series, Springer, pp. 467-482

  4. 4)Jugnia, L.-B., R. Roy, M. Pacheco-Oliver, C.B. Miguez, D. Planas and C.W. Greer (2005). Production and consumption of methane in soil peat, and sediments from a hydro-electric reservoir (Robert-Bourassa) and lakes in the Canadian taiga.  In: Greenhouse Gas Emissions - Fluxes and Processes.  Hydroelectric Reservoirs and Natural Environments, A. Tremblay, L. Varfalvy, C. Roehm and M. Garneau, eds. Environmental Science Series, Springer, pp. 441-466.

  5. 5)Paquet, S., Planas, D., St-Pierre, A. 2005. Carbon budget in northern Boreal regions before and after hydropower reservoir flooding. International Association of Theoretical and Applied Limnology, Vol 29, Pt 2, Proceedings.

  6. 6)Planas, D., Prepas, E. and Paquet, S. 2001. Is biosiversity a good predictor of ecosystem stability in freshwater. International association of theore.