PEARL  Paleoecological Environmental Assessment and Research Laboratory

                                             Department of Biology, Queen's University, Kingston ON, Canada, K7L 3N6

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PhD Students

Cecilia Barouillet- Paleolimnological assessment of the Bridge River Diversion and climate change on sockeye salmon food web in Seton Lake (British Columbia, Canada).
Donya Danesh- Analysis of pollen and charcoal from lake sediments in Northwestern Ontario to track the long-term Holocene climate.

Anna Desellas- A paleolimnological examination of sedimentary cladoceran assemblages and their relationship to multiple anthropogenic stressors in Algonquin Provincial Park.


Matt Duda- Utilizing paleolimnological techniques to assess the impact of changes in avian biovectors on freshwater ecosystems.

Liz Favot- Assessing long-term trends in diatom and chironomid assemblages in low-nutrient cyanobacterial bloom-affected Ontario lakes.  

Cale Gushulak- Long-scale (10,000 year) climate regime modeling of northeastern Ontario using paleolimnological techniques. Katherine Moir- Investigating how local and regional stressors influence algal community structure in the St. Lawrence River.
  Graham Mushet- Investigation on the importance of enhanced atmospheric nitrogen deposition and climate warming on primary production of scaled chrysophytes in northern Saskatchewan.    
Clare Nelligan- Assessing long-term environmental trends in Ontario lakes that support Lake Trout.
  Carmen Pereira- Assessing long-term data trends to understand multiple stressors on lakes that can cause algal blooms.
Branaavan Sivarajah- Developing paleoecotoxicological techniques to assess the effects of legacy pollutants on lake ecosystems around Giant Mine, Yellowknife, Northwest Territories, Canada.
Robin Valleau- Cladocera and Diatom assemblages to assess the impact of road salt on lakes in Central Ontario.







MSc Students

Monica Fisher- Reconstruction of Northeastern Ontario's Holocene climate and fire regimes using charcoal and other proxies.

Shirui Li-

 Joeline Lim- Using chironomid assemblages to assess the impact of pollution in the Philippines.

Nell Libera- Analysis of biological indicators (diatoms, chrysophytes, and chlorophyll-a) to examine the possible impacts of mink farm effluents on rural Nova Scotia lakes.

Brigitte Simmatis- Using chironomid assemblages to reconstruct hypolimnetic dissolved oxygen in Osoyoos Lake to examine its recovery from cultural eutrophication.

Christopher Wilkins- A paleolimnological assessment of Algonquin Provincial Park using sedimentary diatoms as proxies, in order to detect possible anthropogenic impacts since the industrialization of the park in the early 1900's.





BSc (Honours) Students

Auston Chhor- Assessing the impacts of shoreline alteration on fish/benthos diversity and community structure.

Winnie Deng- Exploring the urban/rural environmental differences between pre-industrial and post-industrial Southern Ontario Lakes.

Casey Loudoun- I have a growing interest in Limnology and am currently doing my undergrad thesis on a recreational fishing lake, using midge remains to identify past oxygen profiles.

Haley Richardson-

Stephanie Pegler- Assessing the response of metal contamination and remediation efforts of mining-impacted lakes in Sudbury.











Lab Volunteers,Undergraduate Assistants and Summer Work Students PEARL has volunteer opportunities supporting many lines of research. To find out more contact Chris Grooms.

Deanna Ciccone- I am majoring in environmental science and minoring in geography and I am in 4th year. Kathryn Murray Josie Britton

Madeline Healey

Matthew Marshall Katie Cunningham-Outinen Kapillesh Balasubramaniam