PEARL Paleoecological Environmental Assessment and Research Laboratory

PEARL

P

aleoecological

E

nvironmental

A

ssessment and

R

esearch

L

aboratory
Queen's University

Brigitte Simmatis

Brigitte Simmatis

PhD

Graham Mushet

Graham Mushet

PhD

Branaavan Sivarajah

Branaavan Sivarajah

PhD

Cale Gushulak

Cale Gushulak

PhD

Liz Favot

Liz Favot

PhD

Joeline Lim

Joeline Lim

MSc

Shirui Li

Shirui Li

MSc

Christopher Wilkins

Christopher Wilkins

MSc

Heba Khan

Heba Khan

BSc

Jamie Would

Jamie Would

BSc

Angie Ng

Angie Ng

Bsc

Jaedyn Smith

Jaedyn Smith

Bsc

Connor King

Connor King

Bsc

Josie Britton

Josie Britton

Bsc

Matthew Marshall

Matthew Marshall

Bsc

Kathryn Murray

Kathryn Murray

Bsc

Cecilia Barouillet

Cecilia Barouillet

PhD

Alice Kim

Alice Kim

St. Lawernce Collage

Haley Richardson

Haley Richardson

Bsc

Stephanie Pegler

Stephanie Pegler

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

Casey Loudoun

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.

Winnie Deng

Winnie Deng

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

Clare Nelligan

Clare Nelligan

Assessing long-term environmental trends in Ontario lakes that support Lake Trout.

Jamie Summers, PhD

Jamie Summers, PhD

Diatom-based assessments of lakes in the Athabasca Oil Sands Region (AB) exposed to industrial pollution, climate change, and forest fires.

Madi Perrett

Madi Perrett

Using diatom assemblages to assess the effects of climate change and contaminants in lakes surrounding ConMine, Yellowknife, NWT.

Maddie Stein

Maddie Stein

Understanding changes in subfossil Cladocera in response to multiple stressors at Pigeon Lake.

Jennie Moe

Jennie Moe

Using chironomid assemblages to reconstruct long term deep water oxygen conditions in Limerick Lake.

Allison Covert

Allison Covert

Investigating long-term changes in Chrysophyte assemblages in lakes in the Adirondacks

Julie Johannessen

Julie Johannessen

Tracking the long-term development of shallow oligotrophic lakes using algal assemblages within the context of multiple environmental stressors.

Aliya Ali

Aliya Ali

Analyzing changes in Chrysophyte species in the Adirondacks (Wolf Lake, NY).

Aimee Bertin

Aimee Bertin

Observing changes in cladoceran assemblages from pre-industrialization to modern day, in lakes in the Adirondacks.

Janae Rampone

Janae Rampone

Assessing changes since Pre-industrial times in cottage lakes in Algonquin Park.

Anya Kochel

Anya Kochel

A paleolimnological investigation of food-web and carrying capacity changes in Okanagan Sockeye Salmon nursery lakes.

Brett Elmslie

Brett Elmslie

Investigation of the impact of warmer climatic conditions on aquatic life in a small kettle lakes from northern Ontario.

Josh Thienpont, PhD

Josh Thienpont, PhD

Working in close collaboration with PEARL at Ottawa U with Prof. Jules Blais http://mysite.science.uottawa.ca/jblais/page-4.html

Kathryn Hargan, PhD

Kathryn Hargan, PhD

Working in close collaboration with PEARL at Ottawa U with Prof. Jules Blais http://mysite.science.uottawa.ca/jblais/page-4.html

Guy Thierry Tenkouano

Guy Thierry Tenkouano

Arsenic Geochemistry in a Historically Contaminated Lake: Paleolimnological Examination of Moira Lake, Ontario,Canada.

Hillary Quinn

Hillary Quinn

Austin- A chironomid based reconstruction of deep water oxygen conditions over approximately 200 years in Loughborough Lake, Ontario.

Sydney Hennessy

Sydney Hennessy

Observing changes between pre-industrial and modern-day cladoceran assemblages in reference lakes at the Experimental Lakes Area (northwestern Ontario).

Charlotte Heller

Charlotte Heller

Using diatom assemblages to examine the hurricane history of Grape Tree Pond, a coastal lagoon in Jamaica.

Mark Giles

Mark Giles

Looking for effects of climate change on high-altitude Andean ponds in Ecuador using diatoms as a paleolimnological indicator.

Jianbao Liu

Jianbao Liu

Assessing the influences of climatic change on ecological changes in North China lakes during the last two millennia using sedimentary diatom assemblages.

Chelsea Cheng

Chelsea Cheng

BSc

Leticia Rizzetto

Leticia Rizzetto

BSc

Liang Zhu

Liang Zhu

Using paleolimnological indicators to track the effect of highway construction on sub-arctic lakes.

Andrea Zemanek

Andrea Zemanek

Using chironomids to track deepwater oxygen changes in Osoyoos Lake, B.C.

Mina Vu

Mina Vu

Analyzing the environmental impact of Double-crested cormorants and Ring-billed gulls on Lake Ontario bird ponds using paleolimnological techniques.

Hannah Rundle

Hannah Rundle

Investigating the timing and potential drivers of the shift from unicellular to colonial scaled chrysophytes (specifically Synura petersenii) in sediment cores from minimally disturbed lakes in the Adirondacks.

Olivia Pink

Olivia Pink

Using chironomid assemblages to assess the past deep water oxygen concentrations of Tadenac Lake, ON, to determine if changes over time have impacted the Lake Trout population.

Donna Paznar

Donna Paznar

Holocene perspective of changes in cladocera from Wolf Lake in the Adirondacks.

Sari Ohsada

Sari Ohsada

Paul Kraly

Paul Kraly

Timing of the shift from unicellular Mallomonas taxa to colonial Synura sphagnicola chrysophytes in a minimally-disturbed lake; Adirondack Lake.

Dara Corrigan

Dara Corrigan

Assessing past deep water oxygen availability of Peninsula Lake (ON) using chironomid assemblages.

Jessica Almeida

Jessica Almeida

Investigating the application of chironomids as an indicator of past oxygen levels.

Rachael Melnik

Rachael Melnik

Proud- Diatoms as indicators of environmental and climatic change in High Arctic ponds. Specifically in the Cape Herschel area.

Kris Hadley

Kris Hadley

Working in close collaboration with PEARL at Hutchinson Environmental Sciences Ltd. Kitchener, ON

Jenny Korosi

Jenny Korosi

Currently an assistant professor at York University

Katie Griffiths

Katie Griffiths

Heterogeneity in northern climate trends: Assessing the role of glacial modulation.

Mackenzie Waller

Mackenzie Waller

Predicting the occurrence of nuisance algal blooms (cyanobacteria) in Lake St. Francis through the study of watershed and limnological features, as well as GIS derived metrics.Makenzie

Laura Redmond

Laura Redmond

The effects of calcium decline on cladoceran assemblages of Crosson Lake, Ontario: Have low calcium conditions favoured Holopedium glacialis?

Kelly Rentz

Kelly Rentz

Looking at the relative abundances of diatoms throughout the last 10,000 years of sediment accumulation at Lake of the Woods and to determine whether changes in assemblage composition track the environmental history of lake development including changes in climate?.

Spencer Yakaback

Spencer Yakaback

The use of paleolimnological techniques to track the impacts of Dorset-Paleoeskimos on a freshwater lake near Port au Choix, Newfoundland, Canada.

Emma Pascoe

Emma Pascoe

Analyzing water quality in Lake Simcoe through the Holocene using diatom assemblages.

Gladys Kong

Gladys Kong

Analysis of macroscopic charcoal to characterize fire history in the Adirondacks and assess the utility of charcoal morphotype analysis.

Kelli Charbonneau

Kelli Charbonneau

SWEP

Kristen Coleman

Kristen Coleman

Assessing ecological changes and their impacts on mercury transport in Northern Boreal lakes using sedimentary diatom assemblages.

Esteban Camilo Rodriguez Pinto, MSc, Research Technician

Esteban Camilo Rodriguez Pinto, MSc, Research Technician

Moumita Karmakar

Moumita Karmakar

Understanding changes in water quality and quantity from northwestern Ontario over millennia: A multiproxy paleolimnological perspective.

Joshua Kurek, PhD

Joshua Kurek, PhD

Aquatic invertebrates and environmental change.

Erin Neville

Erin Neville

Long-term response of chironomids to environmental change in the Athabasca oil sands region.

Brendan Wiltse

Brendan Wiltse

Determining the role of climate on recent changes in algal communities in boreal lakes.

Zara Jennings

Zara Jennings

Assessing the impacts of mining on heavy metal concentrations and chironomid assemblages in a Sudbury region lake.

Rebecca Hansford

Rebecca Hansford

Assessing possible climate-related shifts in pollen and charcoal assemblages in Wolf Lake (Adirondack Park, NY) during the Hypsithermal.

Vanessa Bourne

Vanessa Bourne

Using Chironomid Assemblages to Asses the Impacts of Uranium Mining on Surrounding Lakes, in Northern Saskatchewan.

Kristina Arseneau

Kristina Arseneau

Acidification and climate warming: a multi-proxy paleolimnological study assessing the response of Adirondack (NY, USA) lakes to regional anthropogenic stressors.

Cassandra Cummings

Cassandra Cummings

Using paleolimnology to assess changes in chrysophyte species assemblages in Wolf Lake (NY, USA), and Adirondack 'Heritage Lake'.

Diana Zeng

Diana Zeng

DDT use at the '67 World Expo.

Todd French

Todd French

Spatial and temporal trends in contaminant concentrations in Great Lakes fishes, with emphasis on identified areas of concern.

Maddy Sugar

Maddy Sugar

Diatom assemblages in Sverdrup Pass pond sediments.

Jordan D. Suffel

Jordan D. Suffel

Analysis of Cladoceran species assemblages in Wolf Lake (NY, USA) to assess fluctuations in lake water Ca levels related to industrial acid deposition.

Sarah Shenstone

Sarah Shenstone

Harris-Assessing the impacts of seabird-derived nutrient inputs on islands in the Great Lakes, using sedimentary diatom assemblages

Colin Robinson

Colin Robinson

Analysis of diatom species in Wolf Lake (NY, USA) to assess ecological responses to mid-Holocene climate warming.

M. Sinead McGowan

M. Sinead McGowan

Patterns in diatom and chrysophyte assemblages across a gradient of water depth in an Adirondack Lake.

Jill Lemmen

Jill Lemmen

Using chironomid-based paleolimnology to track recent environmental change in the Ecuadorian Andes.

Michelle Lavery

Michelle Lavery

An analysis of past climate in Eastern Quebec using preserved diatom assemblages in lake sediments

Mark Kelly

Mark Kelly

Impacts of acidification on the movement of mercury from sediment into biota.

Larkin Mosscrop

Larkin Mosscrop

Cladoceran communities of small, shallow lakes. Website

Angelo Sorce

Angelo Sorce

A paleolimnological investigation of ecological responses to climate change and a piscivore manipulation in Mouse and Ranger lakes, Ontario

Jennifer Barrow

Jennifer Barrow

A paleolimnological investigation using diatom assemblages to disentangle the long-term impacts of acidification and calcium decline in softwater lakes of Central Ontario, Canada.

Reba McIver

Reba McIver

Diatoms as indicators of recovery from hyper-eutrophication in high arctic ponds.

Katherine Mataya

Katherine Mataya

Iain MacKenzie

Iain MacKenzie

A paleolimnological investigation of eutrophication and recovery in Lake Washington (Seattle, WA).

Elisa Cheng

Elisa Cheng

A paleolimnological assessment of the response of Arctic lakes in the Mackenzie Delta uplands (NT, Canada) to failed drilling-mud sumps.

Chris Ng

Chris Ng

Diatoms as a paleolimnological confirmation of climate change in the Adirondacks, New York.

Kathryn McCleary

Kathryn McCleary

An Evaluation of Climate Change and Eutrophication in a High Arctic Lake.

Karlee Flear

Karlee Flear

A paleolimnological investigation of chrysophytes and chironomids in the Experimental Lakes Area.

Susan Ma

Susan Ma

Assessment of water availability of southern lakes in the Winnipeg River Drainage Basin over the past 2 Millennia to determine the susceptibility of this basin to synchronous droughts.

Robyn Laing

Robyn Laing

A paleolimnological assessment of the impacts of anthropogenic disturbances on chrysophyte diversity in the Winnipeg River Drainage basin.

Daniel Johnson

Daniel Johnson

Paleolimnological investigation of diatoms in dead zone lakes of the Western Canadian Arctic.

Kayla Deasley

Kayla Deasley

A paleolimnological investigation of Cladocera in the dead zone of the Western Canadian Arctic.

Ayla Fenton

Ayla Fenton

Melanie Shapiera

Melanie Shapiera

Calcium effects in softwater lakes: Investigating changes in zooplankton community structure.

Heather Haig

Heather Haig

Analysis of drought susceptibility and water variability of northern lakes within the Winnipeg River drainage basin over the past two millennia to determine synchronicity water levels.

Alexandra Rouillard

Alexandra Rouillard

Paleolimnological assessment of environmental changes occurring on Pim Island, Nunavut, High Arctic Canada

Jessica Hawryshyn

Jessica Hawryshyn

Paleolimnological diatom reconstruction of water-quality changes related to multiple stressors in Lake Simcoe, Ontario.

Crystal Hyatt

Crystal Hyatt

A diatom-based paleolimnological investigation of environmental change in Lake of the Woods, Ontario.

Samantha Burke

Samantha Burke

A paleolimnological investigation of changes in cladoceran size structure in Lake George, Nova Scotia due to recent anthropogenic warming.

Holly Nesbitt

Holly Nesbitt

A paleolimnological investigation of diatoms in the dead zone of the Western Canadian Arctic.

Melanie Kingsbury

Melanie Kingsbury

Determining the characteristics that define the ecotone boundary between benthic and planktonic diatom communities in boreal lakes in North-western Ontario.

Alexandra Gerber

Alexandra Gerber

A paleoecological study of fire regime during the Holocene in St. Lawrence Islands National Park, Southeastern Ontario using the charcoal record.

Melissa Moos

Melissa Moos

Paleolimnological Investigation of Holocene Level Climate Regimes in Lake 239 (Experimental Lakes Area, NW Ontario).

Kim Sontag

Kim Sontag

Tracking the Effects of Acidification and Recovery on Aquatic Invertebrates in the Wawa and Sudbury Regions.

Suzie Ellwood

Suzie Ellwood

Reconstructing Holocene fire history in Southeastern Ontario through an investigation of sedimentary charcoal.

Thiyake Rajaratnam

Thiyake Rajaratnam

Assessment of environmental changes in Halifax over the last 150 years using sub-fossil diatom assemblages.

Alyson Paul

Alyson Paul

A diatom-based paleolimnological investigation of long-term climate change in Canada's arctic tundra.

Lindsay Brager

Lindsay Brager

Assessment of the extent of biological recovery of Big Moose Lake, NY from acidification using chrysophytes as paleoecological indicators.

Jaclyn Brash

Jaclyn Brash

Carole Chueng

Carole Chueng

Scaled chrysophytes as indicators of taste and odour water issues in Ontario lakes.

Ashley Jenkin

Ashley Jenkin

Contrasting the Effects of Nutrient Additions Versus Climate Change in Forrest Island, Lake of the Woods, ON

Mark Katchouni

Mark Katchouni

Assessment of scaled Chrysophytes in Arpin Lake from pre-industrial to recent times (NW Ontario).

Ian Watson

Ian Watson

Aquatic osteoporosis in the Experimental Lakes Area using cladocerans as an indicator.

Clair Broughton

Clair Broughton

Climate change effects on diatom community structure in northwestern Ontario.

Cheryl Wilson

Cheryl Wilson

Multiple generations of interglacial lake sediment preserved beneath the Laurentide Ice Sheet: a paleolimnological reconstruction of Lake CF8, Baffin Island.

Chris Lorenz

Chris Lorenz

Fire-climate relationship at the forest-prairie ecotone in Alberta, Canada.

Christine Greenaway

Christine Greenaway

Diatoms and scaled-chrysophytes as indicators of biological recovery from acid rain in lakes near Wawa, Ontario.

Amy Tropea

Amy Tropea

Diatoms and scaled chrysophytes as indicators of biological recovery from acidic deposition in Sudbury, Canada.

Kyle McIver

Kyle McIver

A paleolimnological investigating of a possible calcium concentration tipping point in Cladocera communities in Nova Scotia.

Karen Ross

Karen Ross

The extent of biological recovery of Big Moose Lake, NY from acidification.

Daniel Selbie

Daniel Selbie

Paleolimnological reconstructions of long-term sockeye salmon population dynamics in the U.S. Pacific Northwest, British Columbia and Yukon Territory in relation to human and natural forcing mechanisms.

Brian Ginn

Brian Ginn

Assessment of water quality in Nova Scotia using diatoms as paleoecological indicators.

Isla Milne

Isla Milne

A high-resolution fossil diatom record of climate and environmental change in equatorial East Africa over the past 21,000 years.

Bronwyn Keatley

Bronwyn Keatley

Diatoms as indicators of environmental change from three distinct ecosystem types in the Canadian High Arctic.

Jeannine St. Jacques

Jeannine St. Jacques

Drought variability in the North American Great Plains during the last 1500 years.

Shelley Wilkinson

Shelley Wilkinson

Assessing the relationship between sedimentary charcoal, climate, and recorded fires events

Christina Clark

Christina Clark

Erin MacMillan

Erin MacMillan

A spatial scale approach to the analysis of primary and secondary transported charcoal.

Mihaela Enache, PhD

Mihaela Enache, PhD

Climate and fire dynamics.

Astrid Michels, PhD

Astrid Michels, PhD

Jen Bondy

Jen Bondy

Tracking past sockeye salmon presence in relation to oral tradition from a remote sub-arctic lake (Yukon Territory, Canada)

Anne Harris

Anne Harris

Impacts of Environmental Stressors on Lakes of New Brunswick, Canada: A Paleolimnological Assessment

Allison Foster

Allison Foster

Crystal Lai

Crystal Lai

The Effects of Zebra Mussels and Elevated Temperature on Zooplankton Assemblage in Two Eastern Ontario Lakes

Laura Grace

Laura Grace

Assessing Environment Change in three Atlantic Whitefish (Coregonus huntsmani) Lakes in Nova Scotia, Canada using Paleolimnological Techniques.

Sergi Pla, PhD

Sergi Pla, PhD

Kyle Gervais

Kyle Gervais

The Effects of Zebra Mussel (Dreissena polymorpha) Predation on Seasonal Phytoplankton Succession in Lake Opinicon, Ontario.

Erica Johnson

Erica Johnson

Fossil chironomids as indicators of environmental change in Russell Lake, Halifax, Nova Scotia, Canada.

Elyse LaFace

Elyse LaFace

Cladocera as paleolimnological indicators of recent warming in subarctic Canada

Nafisha Lalani

Nafisha Lalani

Assessing the Role of Epilithic Diatoms as Indicators of Nutrient Enrichment at Cape Vera, Devon Island, Canadian High Arctic

Laura Schrumm / Lawlor

Laura Schrumm / Lawlor

Chironomids: Indicators of hypolimnetic oxygen change in Nova Scotian Brook Trout lakes.

Jon Sweetman, PhD

Jon Sweetman, PhD

Aquatic invertebrates and climate change in Arctic and Subarctic regions.

Queen's University