Concurrent Session A

10:30 am – 12:00 am

Standard Methods Update for Cyanobacteria and Their Metabolites

Polly Barrowman¹, Hunter Adams², Frances Buerkens³, Katie Kohoutek⁴, and Keisuke Ikehata^5
1Yokogawa Fluid Imaging Technology, Scarborough, Maine, USA; ²City of Wichita Falls, Texas, USA; ³Phytoxigene, Cardiff, California, USA; ⁴American Water, Belleville, Illinois, USA; ⁵Texas State University, San Marcos, Texas, USA

Potential Utility of Photopigment RFU Ratios in Single-Lake cHAB Monitoring – Timely but With Caveats

Kiyoko Yokota¹ and Lou Lipnickey^2
1State University of New York at Oneonta, Oneonta, New York, USA; ²Normanoch Lake Association, Branchville, New Jersey, USA

Influence of Temperature and Light on the Recruitment of Overwintering Microcystis in Estuarine Sediments

Christine Leah Abalo¹, Duyen Phan¹, Marc Beutel¹, and Ellen Preece^2
1University of California, Merced, Environmental Systems Graduate Group, Merced, California, USA; ²California Department of Water Resources, Sacramento, California, USA

Can Data From Autonomous Water Quality Monitoring Stations Predict Algal Blooms?

Carissa Wilkerson^1,2, Deena Hannoun¹, and Todd Tietjen^1
1Southern Nevada Water Authority, Las Vegas, Nevada, USA; ²University of Idaho, Moscow, Idaho, USA

Session A2: Citizen Science

Building a Province-Wide Community of Lake Stewards: The BC Lake Stewardship Society’s Approach to Citizen Science and Training

Amy Baxter¹ and Norm Zirnhelt^2
1BC Lake Stewardship Society, Invermere, British Columbia, Canada; ²BC Lake Stewardship Society, Big Lake Ranch, British Columbia, Canada

Using Citizen Science to Validate Lake Measurements From NASA’s SWOT Satellite

Grant Parkins¹, Tamlin Pavelsky¹, Angélica M. Gómez², Sheikh Ghafoor³, and Faisal Hossain^4
1University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA; ²Universidad Nacional de Colombia, Bogotá, Colombia; ³Tennessee Technological University, Cookeville, Tennessee, USA; ⁴University of Washington, Seattle, Washington, USA

Advancing Winter Limnology in Alberta Through the Winter LakeKeepers Citizen Science Program

Kirsten Letendre
Alberta Lake Management Society, Edmonton, Alberta, Canada

URI Watershed Watch – Why Monitoring Matters

Elizabeth Herron
URI Cooperative Extension, Kingston, Rhode Island, USA

Session A3: Integrated Watershed Management Approaches

Updates From the Canada Water Agency and Our Western Ecosystem Initiatives (Fraser and Mackenzie River Basins)

Morna Hussey¹, Ian Rogalski², Bianca Vong¹, Piotr Cienciala², and Jeffrey Cederwall^3
1Canada Water Agency, Edmonton, Alberta, Canada; ²Canada Water Agency, Vancouver, British Columbia, Canada; ³Canada Water Agency, Yellowknife, Northwest Territories, Canada

Management Decision Triggers in Drinking Water Reservoirs: Phosphorus Sequestration to Prevent HABs 2 Years In

Andrew Skibo
ClearChannelVM, Missoula, Montana, USA

Red Deer River Basin Lake Summary for State of Watershed Reporting

Francine Forrest¹, Brad Peters², Aphra Sutherland³, and David Barrett^3,4
1Red Deer River Watershed Alliance, Red Deer, Alberta, Canada; ²Alberta Lake Management Society, Edmonton, Alberta, Canada; ³Water Institute, University of Calgary, Calgary, Alberta, Canada; ⁴United Nations University Hub at University of Calgary on Empowering Communities to Adapt to Environmental Change, Calgary, Alberta, Canada

Ecosystem Complexity and Management Efficacy: The Case of the Bras d’Or Lake Biosphere

Bruce G. Hatcher
School of Science & Technology, Cape Breton University, Sydney, Nova Scotia, Canada

Session A4: AIS – Fauna

The Evolving Landscape of Invasive Mussel Prevention

James Littley
Okanagan Basin Water Board, Kelowna, British Columbia, Canada

Success Stories Battling Golden Mussel in California

David Hammond
SePRO Corp, Larkspur, Californoia, USA

Eyes on the Lake: Expanding Community-Based Aquatic Invasive Species Outreach in Response to the Western Spread of Golden Mussels

Courtney Baumann and Laura Patten
Keep Tahoe Blue, South Lake Tahoe, California, USA

Session A5: Sediment Inactivation

Characteristics of Florida Lake Sediments – Implications for Sediment Inactivation

Harvey H Harper
ERD Water, LLC., Belle Isle, Florida, USA

Lanthanum and Aluminum Geochemical Cycling in Eutrophic Lake Undergoing Extended In-Lake Remediation

Scott Stebbing¹, Raoul Couture², and Huy Dang^1
1Trent University, Peterborough, Ontario, Canada; ²Université Laval, Quebec City, Quebec, Canada

Suppression of Sediment Phosphorus Release by Phoslock®, Aluminum Chlorohydrate, and Alum During Extended Sediment–Water Incubation With Organic Matter Addition

Marc Beutel¹, Naivy Rodal-Morales², Maia Singer², and Mark Seelos^3
1University of California Merced, California, USA; ²Stillwater Sciences, Berkeley, California, USA; ³South Tahoe Public Utility District, South Lake Tahoe, California, USA

Session A6: Multiple Stressors & Climate Change 1

The Role of Landscape and Climate Change on Production in Trout Lakes From South-East Ontario (Canada): Paleolimnological Assessments of Change Informed by Regional Calibration Datasets and Bi-weekly Sampling Over the Ice-Free Period

Brian Cumming, Kathleen Laird, Krysten Lafond, and Rebecca Lipman
Queen’s University, Kingston, Ontario, Canada

Declining Hypolimnetic Oxygen Under Anthropogenic Stress in Lake Nepahwin (Sudbury, Ontario): Evidence From Subfossil Chironomids

Mackenzie H. Hobbs, Bailey McKinnon, Sabrina Lounsbury, Jamie Yates, and Elizabeth J. Favot
Cooperative Freshwater Ecology Unit, Vale Living with Lakes Centre, School of Natural Sciences, Laurentian University, Sudbury, Ontario, Canada

Is the TP-Chlorophyll a Relationship Weakening in Boreal Shield Lakes?

Carmen Pereira¹, Andrew Paterson², Anna DeSellas², Claire Holeton³, and John Smol^1
1Paleoecological Environmental Assessment and Research Lab (PEARL), Queen’s University, Kingston, Ontario, Canada; ²Ontario Ministry of the Environment, Conservation and Parks, Dorset, Ontario, Canada; ³Ontario Ministry of the Environment, Conservation and Parks, Toronto, Ontario, Canada

Making Monitoring Matter: Leveraging In Situ Evidence to Understand Freshwater Cumulative Effects

Brie Edwards¹, Ellis Albrecht², Elizabeth Favot², Mackenzie Hobbs², Cameron Lefebvre², and Kate Pappin^2
1Ontario Ministry of the Environment and Laurentian University, Sudbury, Ontario, Canada; ²Cooperative Freshwater Ecology Unit, Laurentian University, Sudbury, ON, Canada

Concurrent Session B

1:30 pm – 3:00 pm

Real-Time Lake Level Monitoring at Scale: Operational Lessons From Michigan

Brandon Wong
Hyfi, Ann Arbor, Michigan, USA

DataStream: Strengthening Collaboration and Water Stewardship Through Open Data Sharing

Nell Libera
DataStream Initiative, Vancouver, British Columbia, Canada

Automated Data Synthesis and Visualization for Lake and Watershed Management

Nathan Jahns¹ and Stephanie Johnson^2
1Barr Engineering, Denver, Colorado, USA; ²Barr Engineering, Minneapolis, Minnesota, USA

Building a Connected Water Intelligence System: Three Tools for Decision Support Across New Mexico

Derek Nguyen
Virga Labs, Boulder, Colorado, USA

Session B2: Innovative Approaches to Nutrient Management 1

Moses Lake – The Link Between Phosphorus, Cyanobacteria, Microcystis and Near-Shore Scums

Shannon Brattebo¹ and Gene Welch^2
1Tetra Tech, Inc., Spokane, Washington, USA; ²Consulting Limnologist, Sammamish, Washington, USA

Beyond BMPs: Legacy Phosphorus and Recovery Lag in Green Lake

Sharon Dolan¹, Stephanie Prellwitz¹, and Dendy Lofton^2
1Green Lake Association, Green Lake, Wisconsin, USA; ²Stantec, Asheville, North Carolina, USA

Managing Lake Okeechobee Discharge to the Everglades: The Influence of Soil P Content in the A-2 Stormwater Treatment Area

Odi Villapando, Tracey Piccone, and R. Thomas James
South Florida Water Management District, West Palm Beach, Florida, USA

From Diagnosis to Action: An Integrated Impairment and Threat Framework for Managing Groundwater-Dependent Kettle Ponds

Kimberley Crocker Pearson
Town of Brewster, Massachusetts Natural Resources Advisory Commission, Brewster, Massachusetts, USA

Session B3: Management of Salmon Nursery Lakes 1

Zooplankton Communities Reveal 200 Years of Change in Salmon Nursery Lakes

Leighton King¹, Derin Agcatas¹, Yuanyu Cheng¹, Daniel Selbie², Cecilia Barouillet³, David Walsh⁴, and Irene Gregory-Eaves^1
1McGill University, Montreal, Quebec, Canada; ²Fisheries and Oceans Canada, Cultus Lake Salmon Research Laboratory, Cultus Lake, British Columbia, Canada; ³University of Geneva, Geneva, Switzerland; ⁴Concordia University, Montreal, Quebec, Canada

Reconstructing Long-Term Pacific Sockeye Salmon (Oncorhynchus nerka) Dynamics and Limnological Changes in Western Canadian Nursery Lakes

Julia R. Paton¹, Neal Michelutti¹, Jules Blais², Jess Serbu³, Kyra St. Pierre³, Ashley Ducnick⁴, Hannes Schraft⁵, Dan Selbie⁶, Andrew Paterson⁷, and John P. Smol^1
1Paleoecological Environmental Assessment and Research Laboratory, Department of Biology, Queen’s University, Kingston, Ontario, Canada; ²Department of Biology, University of Ottawa, Ottawa, Ontario, Canada; ³Land-to-Ocean Biogeochemistry Laboratory, Department of Earth and Environmental Sciences, University of Ottawa, Ontario, Canada; ⁴Yukon Research Centre, Yukon University, Whitehorse, Yukon, Canada; ⁵Taku River Tlingit First Nation Land Guardian Program, Whitehorse, Yukon, Canada; ⁶Fisheries and Oceans Canada, Science Branch, Pacific Region, Ecosystem Sciences Division, Cultus Lake Salmon Research Laboratory, Cultus Lake, British Columbia, Canada; ⁷Ontario Ministry of the Environment, Conservation, and Parks, Dorset, Ontario, Canada

Osoyoos Lake Under Pressure: Early Warning Signs of Water Quality Degradation in a Sockeye Salmon Nursery Lake

Samantha Pham
Okanagan Nation Alliance, Penticton, British Columbia, Canada

Osoyoos Lake Climate Change Mitigation Study

Andrew Twining, Barry Chilibeck, and Ken Ashley
Northwest Hydraulic Consultants Ltd., North Vancouver, British Columbia, Canada

Session B4: AIS – Hydrilla & Water Hyacinth

Update on Continued Hydrilla Eradication Efforts at Mosquito Creek Lake, Trumbull County, OH

Carter Bailey¹ and Anthony Casey^2
1AQUA DOC Lake & Pond Management, Chardon, Ohio, USA; ²Cleveland Metroparks, Cleveland, Ohio, USA

Detecting Northern Hydrilla (Hydrilla verticillata subsp. Lithuanica) in the Connecticut River With Satellite Imagery

Summer Weidman¹, Chandi Witharana², and Jeremiah Foley^1
1Connecticut Agricultural Experiment Station, New Haven, Connecticut, USA; ²University of Connecticut, Storrs, Connecticut, USA

Considerations for Integrated Management of Eurasian Watermilfoil in Canada With the Aquatic Herbicide, ProcellaCOR® (Florpyrauxifen-Benzyl)

Mark Heilman
SePRO, Carmel, Indiana USA

Evaluation of Habitat Suitability and Assessment of the Invasion Risk of Water Hyacinth (Eichhornia crassipes) in Global Freshwater Ecosystems

Prabhat Adhikari¹, Sun Hee Hong¹ Pradeep Adhikari², Yong Ho Lee¹, and Anil Poudel^1
1Department of Plant Resources and Landscape Architecture, College of Agriculture and Life Sciences, Hankyong National University, Anseong, Republic of Korea; ²Institute of Humanities and Ecology Consensus Resilience Lab, Hankyong National University, Anseong, Republic of Korea

Session B5: Sediment Inactivation – Lanthanum-based Approaches

Ecotoxicological Assessment of Solid Phase Lanthanum-(La)-Modified Phosphorus Binders

Karin Finsterle^1,2, Maíra Mucci^1,2, Said Yasseri², and Miquel Lürling^1
1Wageningen University and Research, Wageningen, the Netherlands; ²Limnological Solutions International – LSI Europe B.V; The Netherlands

Lanthanum Containing Geoengineering Materials: Implications for Environmental Regulation

Karin Finsterle^1,2, Anja Verhulst³, Astrid Van den Branden³, Saar Adriaensen³, Nigel Traill⁴, and Patrick C. D’Haese^3
1Aquatic Ecology & Water Quality Management Group, Wageningen University and Research, Wageningen, the Netherlands; ²Limnological Solutions International – LSI Europe B.V; The Netherlands; ³Cell Death Signaling Lab, University of Antwerp, Belgium; ⁴Limnological Solutions International Pty Ltd, LSI; Australia

Water Quality Improvements Following Sequential Partial Dosing of Lanthanum Modified Bentonite Across the United States

Ryan Van Goethem¹, West Bishop¹, and Terry McNabb^2
1EutroPHIX, Carmel, Indiana, USA; ²Aquatechnex, Bellingham, Washington, USA

Lanthanum-Modified Bentonite: Yesterday, Today and Tomorrow

Grant Douglas
Eutectiq Pty Ltd/ School of Molecular and Life Sciences, Curtin University, WA, Australia

Session B6: Multiple Stressors & Climate Change 2

Long-Term Limnological Effects of Spruce Budworm Defoliation Near Sept-Îles, Quebec: A Paleoecological Perspective

Annie Grigg-Branchflower¹, Neal Michelluti¹, Erik J. S. Emilson², Michael Stastny³, Carsten Meyer-Jacob⁴, and John P. Smol^1
1Paleoecological Environmental Assessment and Research Laboratory (PEARL), Department of Biology, Queen’s University, Kingston, Ontario, Canada; ²Natural Resources Canada, Great Lakes Forestry Centre, Sault Ste. Marie, Ontario, Canada; ³Natural Resources Canada, Atlantic Forestry Centre, Fredericton, New Brunswick, Canada; ⁴Université du Québec en Abitibi-Témiscamingue, Forest Research Institute, Rouyn-Noranda, Québec, Canada and Groupe de recherche interuniversitaire en limnologie (GRIL), Montréal, Québec, Canada

Integrating Community-Based Socioecological Data Into Climate-Responsive Freshwater Monitoring: Evidence From an Afrotropical River–Reservoir System

Temidayo Olagunju¹, Olabode Ibini², Temitope Olapade³, Olatunde Adeoye⁴, Chisom Ogbonnaya², Moshood Mustapha¹, and Chioma Nzeh^1
1Department of Zoology, University of Ilorin, Ilorin, Nigeria; ²Department of Psychology, Alex Ekwueme Federal University, Ndufu-Alike, Nigeria; ³Department of Microbiology, Salem University, Lokoja, Nigeria

The HABs and the HAB Nots: Analyzing Wildfire Smoke in North America on HAB Dynamics

AyoOluwateso Coker, Scott Fendorf, Elliott White Jr., and Diana Moanga
Stanford University, Stanford, California, USA

Environmental Changes Promoting an Unprecedented Cyanobacterial Bloom in Lake Anna, Virginia

Aliyah Downing and Margaret Mulholland
Old Dominion University, Norfolk, Virginia, USA

A Multi-decadal Remote Sensing Framework for Monitoring Lake Area and Storage Dynamics Across Alberta, Canada

Farnoosh Aslami¹, Chris Hopkinson¹, Craig Coburn¹, Saeid Parsian¹, Mina Nasr², Craig Emmerton^2,3, Danielle Cobbaert²; and Brandi Newton^2
1Department of Geography and Environment, University of Lethbridge, Lethbridge, Alberta, Canada; ²Alberta Environment and Protected Areas, Calgary/Edmonton, Alberta, Canada; ³Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada

Predicting Lake Water Quality Using Multivariate Time Series With Missing Data

Danielle Wain¹, Tahiya Chowdhury², and Whitney King^2
17 Lakes Alliance, Belgrade Lakes, Maine, USA; ²Colby College, Waterville, Maine, USA

Lake Recovery Through Non-chemical Removal of Floating (Plastic) Pollution and Algal Blooms

Darryl McMahon¹ and William (Bill) A. Adams^2
1RESTCo, Ottawa, Ontario, Canada; ²Kemptville, Ontario, Canada

Century-Scale Preservation of Mysis Diluviana sedDNA Accurately Documents Species Extirpation

Michael Rennie¹, Scott Bergson², Ashley Thomson¹, Joanne Littlefair³, Michael Paterson⁴, and Melania Cristescu^5
1Lakehead University, Thunder Bay, Ontario, Canada; ²Ontario Ministry of Natural Resources, Thunder Bay, Ontario, Canada; ³University College London, London, UK; ⁴IISD Experimental Lakes Area, Winnipeg, Manitoba, Canada; ⁵McGill University, Montreal, Quebec, Canada

Session C2: Innovative Approaches to Nutrient Management 2

Niagara River Phosphorus Load Contribution to Lake Ontario: Harmonizing Methods and Findings Between Canada and the United States

Jessica M. Trevino¹ and Matthew Graham^2
1United States Geological Survey, Troy, New York, USA; ²Environment and Climate Change Canada, Burlington, Ontario, Canada

Protecting Shared Waters: Developing a Domestic Phosphorus Management Plan for Lake of the Woods

Meghan Mills
Lake of the Woods Water Sustainability Foundation, Kenora, Ontario, Canada

Collaboration Towards Reducing Phosphorus in the Lake Winnipeg Basin

Lieserl Woods
Canada Water Agency, Edmonton, Alberta, Canada

History of Lake Fertilization in BC

Ken Ashley
Ken Ashley and Associates, North Vancouver, British Columbia, Canada

Session C3: Management of Salmon Nursery Lakes 2

The Cariboo Island Sill, Quesnel Lake, BC: A Wind-Driven Biological Hotspot Within a Pacific Salmon Nursery Lake Ecosystem

Kyle DaSilva¹, Ellen Petticrew¹, and Daniel Selbie^2
1University of Northern British Columbia, Prince George, British Columbia, Canada; ²Fisheries and Oceans Canada, Chilliwack, British Columbia, Canada

Okanagan Lake Shorespawning Kəkni – Kokanee

Neve Carlile and Karilyn Alex
Okanagan Nation Alliance, Penticton, British Columbia, Canada

Climate Change Resilience – Cultus Lake Green Shore Demonstration Project

Darryl Arsenault¹ and Alex Nash^2
1Arsenault Environmental Consulting Ltd., West Kelowna, British Columbia, Canada; ²Arsenault Environmental Consulting Ltd., Kelowna, British Columbia, Canada

Session C4: HABs – Data & Technologies

Automated In Situ Nutrient Monitoring: Connecting Nutrient Dynamics to HAB Response and Management Actions

Alexis Fischer, Ryan Van Goethem, Scott Shuler, Max Milone, and Vince Kelly
EutroPHIX, Carmel, Indiana, USA

Tracking Cyanobacterial Blooms in Alberta Lakes With Remote Sensing

Bradley Peter¹ and Fiona Gregory^2
1Alberta Lake Management Society, Edmonton, Alberta, Canada; ²Alberta Biodiversity Monitoring Institute, Edmonton, Alberta, Canada

Drone and Satellite Remote Sensing for Lake Water Quality Monitoring in Small Lakes and Reservoirs

Marzieh Azarderakhsh¹, Fred Lubnow², Michael Allers², and Hamid Norouzi^1
1New York City College of Technology, City University of New York, Brooklyn, New York, USA; ²Princeton Hydro, Trenton, New Jersey, USA

Enhancing Early Detection and Monitoring of Cyanobacteria Harmful Algal Blooms in British Columbia

Erin Seagren¹, Michael Lee², Lucie Thomson³, Zachary Taylor², Aidan Perkins², and Ziqing Wang^2
1Watershed Stewardship and Security Branch, British Columbia Ministry of Water, Land and Resource Stewardship, Vancouver, British Columbia, Canada; ²Environmental Health Services, British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada; ³Watershed Stewardship and Security Branch, British Columbia Ministry of Water, Land and Resource Stewardship, Vernon, British Columbia, Canada

Session C5: People at the Water’s Edge: Reimagining Engagement in Lake Management

Develop and Protect – A Toolkit to Help Develop Lakes Responsibly

Dorte Koster¹, Emily Barrie¹, Matt Knapik², and Simran Chowdhary^2
1Associated Environmental Consultants Inc., Edmonton, Alberta, Canada; ²O2 Planning and Design Inc., Calgary, Alberta, Canada

How Smart Is LakeSmart? Assessing the Impact of Stewardship Awards on Littoral Habitat Health.

Lynn Geiger
7 Lakes Alliance, Belgrade Lakes, Maine, USA

Low Cost, High Impact Toxic Algae Outreach: What We’ve Learned

Marisa Burghdoff
Snohomish County Surface Water Management, Everett, Washington USA

Communicating Watershed Science Through Fiber Art: Lessons From Wool and Water

Michale Glennon
Paul Smith’s College Adirondack Watershed Institute, Paul Smiths, New York, USA

Session C6: Sediment Inactivation Using Alum & Nutrient Loading

Use of Aluminum for Phosphorus Inactivation in New England: A Review

Kenneth Wagner
Water Resource Services, Wilbraham, Massachusetts, USA

Evaluating Aluminum-Based Coagulant Formulation on Phosphorus Sequestration Efficacy in Eutrophic Surface Waters: The Role of Competing Dissolved Constituents

Ashley Bair
Usalco, Baltimore, Maryland, United States

Wake Boat Impacts on Alum Effectiveness in a Residential Minnesota Lake

Kate Lucas¹, Joe Bischoff¹, and Terry Jeffery^2
1Barr Engineering, Minneapolis, Minnesota, USA; ²Riley Purgatory Bluff Creek Watershed District, Minneapolis, Minnesota, USA

Concurrent Session D

10:30 am – 12:00 pm

Lerma-Chapala Basin Action Plan (2024–2034), an Integrative Effort to Improve Governance and Territorial Management

Alejandro Juarez-Aguilar¹ and Susana Herrera-Lima^2
1Corazon de la Tierra Institute, Guadalajara, Jalisco, Mexico; ²Department of Social Communication Studies, University of Guadalajara, Guadalajara, Jalisco, Mexico

Socio-Environmental Dynamics and Restoration of the Chaschoc-Sejá Lagoon System, Tabasco: An Interdisciplinary Approach to Global Change

Graciela S Herrera-Zamarrón, Mario Alberto Hernández-Hernández, Nelly Ramírez-Serrato, Guillermo de Jesús Hernández-García, and Alejandra Cortés-Silva
Instituto de Geofísica, Universidad Nacional Autónoma de México, Coyoacán, Ciudad de México, México

Indirect Potable Reuse (IPR) in Mexico, Are We Opening Pandora’s Box?

Leopoldo Mendoza-Espinosa
Instituto de Investigaciones Oceanológicas, Universidad Autónoma de Baja California, Ensenada, Baja California, Mexico

The Role of Antifragility in Assessing Ecosystem Health Indicators for Lake Management

Nadia V. Cruz-Vivar¹ and Melanie Kolb^2
1Marine Sciences and Limnology, Universidad Nacional Autónoma de México, C.U., Coyoacán, Mexico City, Mexico; ²Institute of Geography, Universidad Nacional Autónoma de México, C.U., Coyoacán, Mexico City, Mexico

Session D2: Salinizing Freshwater Lakes

Salt in the City: Microbial Community Composition Across a Gradient of Urban Development

Lindsay Johnston¹, Yannan Huang¹, Janice Lawrence², and Rob Jamieson^1
1Dalhousie University, Halifax, Nova Scotia, Canada; ²University of New Brunswick, Fredericton, New Brunswick, Canada

Impacts of Salinization on Invertebrate Community Composition of Urban Lakes in Halifax, Nova Scotia, Canada

Isaac Armstrong, Kathleen Hipwell, and Andrew Medeiros
School for Resource and Environmental Studies, Dalhousie University, Halifax, Nova Scotia, Canada

Assessing the Impacts of Prior Chloride Exposure on Zooplankton Community Response to Increasing Salt Stress in Lakes

Adebukola Aborigho¹, Marie-Pier Hébert², Mya Papouschek¹, Annalena Chavrier¹, Kellie Merrell³, Leslie Matthews³, and Jason D. Stockwell^1
1University of Vermont, Rubenstein School of Environment and Natural Resources, Burlington, Vermont, USA; ²Université du Québec à Trois-Rivières, Département des Sciences de l’Environnement, Trois-Rivières, Québec, Canada; ³Vermont Department of Environmental Conservation, Montpelier, Vermont, USA

What Will It Take to Restore Our Chloride Impairments?

Greg Wilson
Barr Engineering Co., Minneapolis, Minnesota, USA

Session D3: Aquatic Vegetation and Wetlands

A Time Series Analysis of Plant Growth and the Limnological Parameters of Hunt Lake

Ciara Gunderson, Lauren Sultaire, and Daniel S. Stich
SUNY Oneonta, Oneonta, New York, USA

Charting a Path Forward: Systematizing Vegetation Management on a Shallow Lake in a Highly Dynamic Ecosystem

Dave Epstein¹, Keith Hambrecht², Alexander Stosich^3
1Jacobs Engineering, Salt Lake City, Utah, USA; ²Utah Department of Natural Resources, Salt Lake City, Utah, USA; ³Utah Lake Authority, Provo, Utah, USA

Integrated Management of Aquatic Plants in the Tahoe Keys Lagoons, Lake Tahoe: Resolving Wicked Environmental Dilemmas Through Public, Private and Governmental Partnerships.

Lars W.J. Anderson
WaterweedSolutions, Pt. Reyes Station, California, USA

Restoring Littoral Resilience: A Community-Driven Bulrush (Schoenoplectus spp.) Restoration Pilot at Wabamun Lake, Alberta

Kristen Anderson¹ and Erica Sivell^2
1Sweetflag Environmental, Parkland County, Alberta, Canada; ²Wabamun Watershed Management Council (WWMC), Wabamun, Alberta, Canada

Session D4: Long-term Change in Protected & Wilderness Lakes

Pre-emptive Paleolimnology: An Assessment of Multiple Anthropogenic Stressors in Proposed Bigwind Lake Provincial Park (Ontario, Canada)

Morgan Gallinger¹, Kathleen M. Rühland¹, Carsten Meyer-Jacob², Andrew M. Paterson³, and John P. Smol^1
1Paleoecological Environmental Assessment and Research Laboratory (PEARL), Department of Biology, Queen’s University, Kingston, Ontario, Canada; ²Forest Research Institute (IRF), Université du Québec en Abitibi-Témiscamingue, Rouyn-Noranda, Quebec, Canada; ³Ontario Ministry of the Environment, Conservation and Parks, Environmental Monitoring and Reporting Branch, Dorset, Ontario, Canada

Contrasting Records of Acidification and Recovery in Two Protected Trout Lakes Near Sudbury (Ontario, Canada)

Dylan Lansing¹, John Smol¹, and Andrew Paterson^2
1Paleoecological Environmental Assessment and Research Laboratory, Department of Biology, Queen’s University, Kingston, Ontario, Canada; ²Ontario Ministry of the Environment, Conservation and Parks, Dorset, Ontario, Canada

Long-Term Responses of Aquatic Invertebrates to Road Construction and Chronic Dust Deposition From the Dempster Highway (Northwest Territories, Canada)

Jamie Would¹, Neal Michelutti¹, Michael F.J. Pisaric², Kathleen Rühland¹, and John P Smol^1
1Paleoecological Environmental Assessment and Research Laboratory, Department of Biology, Queen’s University, Kingston, Ontario, Canada; ²Department of Geography and Tourism, Brock University, Catharines, Ontario, Canada

Cladoceran Assemblages Reveal Multiple Stressor Effects and Climate-Driven Change in Protected Boreal Lakes, Algonquin Provincial Park, Ontario, Canada

Anna M. DeSellas¹, Andrew M. Paterson², Kathleen M. Rühland¹, and John P. Smol^1
1Queen’s University, Kingston, Ontario, Canada; ²Ontario Ministry of the Environment, Conservation and Parks, Dorset, Ontario, Canada

Session D5: Sediment Inactivation – Alum Case Studies

Assessing Alum Treatment Longevity With Phytoplankton Communities and Aluminum-Iron Ratios

Matt Farragher¹, Danielle Wain¹, Casey O’Connor¹, and Whitney King^2
17 Lakes Alliance, Belgrade, Maine, USA; ²Colby College, Waterville, Maine, USA

Complete Watershed Flux Measurements for Iron, Aluminum, and Phosphorus to North Pond: A Critical First Step in Planning an Alum Addition.

D. Whitney King¹, Cogan Lawler¹, Casey O’Connor¹, Matt Arranger², and Danielle Wain^2
1Colby College, Waterville, Maine, USA; ²7 Lakes Alliance, Belgrade ME USA

28 Years Evaluating Success of the Tanners Lake Alum Treatment Facility in Maplewood, Minnesota, USA

Lyndsey Flaten
Ramsey Washington Metro Watershed District, Little Canada, Minnesota, USA

Challenges of Managing Both Cyanobacteria Blooms and Noxious Weed Invasions in Green Lake, Seattle, WA

Rob Zisette
Herrera Environmental Consultants, Seattle, Washington, USA

Concurrent Session E

1:30 pm – 3:00 pm

Spatio-Temporal Variation in Physicochemical Environment and Microbial Communities Across Trophic Gradients in Anchialine Cenotes of Mexico

Mariel Barjau-Aguilar¹, Rocío J Alcántara-Hernández¹, Martín Merino-Ibarra², Patricia Valdespino-Castillo³, Sergio Castillo-Sandoval², and Julio Lestayo-González^2
1Instituto de Geologia UNAM, CDMX, Mexico; ²Instituto de Ciencias del Mar y Limnología, CDMX, Mexico; ³Escuela Nacional de Ciencias de la Tierra UNAM, CDMX, Mexico

Hydrometric Responses to Seasonal Climatic Drivers: A SWOT Satellite-Based Assessment of the Chaschoc-Sejá Lagoon System

Mario Alberto Hernández-Hernández¹, Sara Geraldine Ortiz Cruz², Graciela Herrera-Zamarrón¹, Nelly Ramírez-Serrato¹, and Alejandra Cortés-Silva^1
1Instituto de Geofísica, Universidad Nacional Autónoma de México, Coyoacán, Ciudad de México, México; ²Facultad de Ciencias, Universidad Nacional Autónoma de México, Coyoacán, Ciudad de México, México

Informed Decision-Making for Water Quality Management in a Highly Pollutant Reservoir in Central Mexico: I. Pollutant Load Balance

Abel A. Ruiz Castro¹, Lisseth K. González Illera², Vanessa G. Moreno Ayala¹, and Anne M. Hansen^2
1Instituto Mexicano de Tecnología del Agua (IMTA), Jiutepec, Mexico; ²Graduate Program in Engineering, National Autonomous University of Mexico campus IMTA, Jiutepec, Mexico

Informed Decision-Making for Water Quality Management in a Highly Pollutant Reservoir in Central Mexico: II. Nutrients Grey Water Footprint

Lisseth K. Gonzalez-Illera¹, Vanessa G. Moreno-Ayala², Abel A. Ruiz-Castro², and Anne M. Hansen^1
1Graduate Program in Engineering, National Autonomous University of Mexico campus IMTA, Jiutepec, Morelos, México; ²Mexican Institute of Water Technology, Jiutepec, Morelos, México

Session E2: Role of Community & Collaboration in AIS Management

Building Capacity to Prevent AIS in the Columbia River Basin

Jacob Utrie¹ and Mark Apfelbacher^2
1CD3 Systems, Wauwatosa, Wisconsin, USA; ²CD3 Systems, Minneapolis, Minnesota, USA

Community Science – A Tool for Aquatic Invasive Species Monitoring

Lisa Scott
Okanagan and Similkameen Invasive Species Society, Summerland, British Columbia, Canada

Management of Invasive Swollen Bladderwort (Utricularia inflata) in a Public Drinking Water Supply System

Margaret O’Brien¹, Anna Chase¹, Matt Ladewig², Shasten Sherwell³, Tayelor Gosselin³, and John Gregoire^4
1TRC, Waltham, Massachusetts, USA; ²TRC, East Providence, Rhode Island, USA; ³DCR-DWSP, Belchertown, Massachusetts, USA; ⁴MWRA, Southborough, Massachusetts, USA

Session E3: HABs Case Studies 1

Taste and Odor in the Dark: Getting to Know Metalimnetic Blooms of Picocyanobacteria

David Austin¹, Andrew Bearden², Kirill Chernoff², Roger Scharf², and Frank Lombardo^2
1Jacobs Solutions, Saint Paul, Minnesota, USA; ²Jacobs Solutions, Atlanta, Georgia, USA

Investigating Drivers of Harmful Algal Blooms in Lake Anna, Virginia

Carly Maas¹, Brendan Foster², Aliyah Downing², and Margaret Mulholland^2
1US Geological Survey, Richmond, Virginia, USA; ²Old Dominion University, Norfolk, Virginia, USA

Monitoring and Management of Nutrients and Cyanobacteria in Quamichan Lake, a Hypereutrophic Lake

Dave Preikshot, Shaun Chadburn, and Emily Mayenburg
Municipality of North Cowichan Environment, North Cowichan, British Columbia, Canada

Exploring Internal Iron Loading in Shallow Bays as a Potential Driver of Cyanobacteria Blooms in a Large, Subarctic, Oligotrophic Lake

Rebecca Gasman, Jennifer Korosi, and Lewis Molot
York University, Toronto, Ontario, Canada

Session E4: Managing Impacts in Protected & Wilderness Lakes

Fences in the Sand: Assessment of the Freshwater Resources of Sable Island National Park Reserve, Canada

Aspen Watts, Victoria Watson, and Andrew Medeiros
School for Resource and Environmental Studies, Dalhousie University, Halifax, Nova Scotia, Canada

Lakeshore Biodiversity: Implications of Shoreline Management for Wildlife Communities in the Adirondack Park, NY

Michale Glennon¹, Alec Cimini¹, Jesse Rock^2
1Paul Smith’s College Adirondack Watershed Institute, Paul Smiths, New York, USA; ²Paul Smith’s College, Paul Smiths, New York, USA

Shoreline Development Impacts on Littoral Habitat in an Adirondack Lake

Alec Cimini, Michale Glennon, and Jesse Rock
Paul Smith’s College Adirondack Watershed Institute, Paul Smiths, New York, USA

Use of Sediment Cores to Reconstruct Historical Populations of Northern Atlantic Eiders

Katie Cothran¹, Meredith Purcell², Andrew Lang¹, and Kathryn E. Hargan^1
1Memorial University, St. John’s, Newfoundland and Labrador, Canada; ²NunatuKavut Community Council, Newfoundland and Labrador, Canada

Session E5: Sediments & Internal Loading

Resuspension of Lake-Bottom Sediments: Estimation, Sourcing, and Contribution to HABs

Brendan Foster¹, Carly Maas¹, Aliyah Downing², and Margaret Mulholland^2
1US Geological Survey, Richmond, Virginia, USA; ²Old Dominion University, Norfolk, Virginia, USA

Evaluation of Nanobubble Treatment for Internal Load and Algae Control in Tri Lakes, WI

Anne Wilkinson and Jay Michels
EOR, Saint Paul, Minnesota, USA

Internal Phosphorus Loading in Wisconsin’s Deepest Natural Inland Lake

Dendy Lofton¹, William “Bill” James², and Stephanie Prellwitz^3
1Stantec, Asheville, North Carolina, USA; ²UW-Stout, Menomonie, Wisconsin, USA; ³Green Lake Association, Green Lake, Wisconsin, USA

Lake-Wide Assessment of Sediment Phosphorus Dynamics in Clear Lake, California

Ryan Van Goethem, Alexis D. Fischer, and Scott Shuler
EutroPHIX, Carmel, Indiana, USA

Concurrent Session F

3:30 pm – 5:00 pm

Lake Decatur Watershed Management Program – A Midwest Success Story

Jeff Boeckler
Spheros Environmental, Springfield, Illinois USA

Using a Post Project Assessment Framework to Guide Adaptive Management of a Shallow Lake System: Lessons From the Anderson Lakes, Minnesota

Katie Turpin-Nagel¹ and Erica Sniegowski^2
1Barr Engineering Co., Minneapolis, Minnesota, USA; ²Nine Mile Creek Watershed District, Minneapolis, Minnesota, USA

Integrated Lake Management Strategies: Comparative Case Studies From Church Lake, Lake LeAnn, and Little Rush Lake

Ashlee Haviland
PLM Lake and Land Management, Alto, Michigan, USA

Lake Charr (Salvelinus namaycush) As Influencers of Positive Environmental Policy in a Critical Metals Mining Centre: Sudbury, Canada

Adam Lepage, Kate Pappin, and John Gunn
Vale Living with Lakes Centre, Laurentian University, Sudbury, Ontario, Canada

Session F2: Water Quality Biomonitoring

Spatial and Temporal Biogeochemistry of the Upper Manitoba Great Lakes

Claire Herbert
Centre for Earth Observation Science, University of Manitoba, Winnipeg, Manitoba, Canada

Establishing a Rapid Plankton Bioassessment Framework to Enhance Monitoring of Boreal Lake Ecosystems

Ellis Albrecht¹ and Brie Edwards^2
1Cooperative Freshwater Ecology Unit, School of Natural Sciences, Laurentian University, Sudbury, Ontario, Canada; ²Cooperative Freshwater Ecology Unit, Ontario Ministry of the Environment, Conservation and Parks, Inland Waters Unit, Sudbury, Ontario, Canada

Integrating Multi-trophic eDNA Into Stream Biomonitoring and Watershed Recovery Assessment

Cameron Lefebvre¹, Brie Edwards¹, Erik Emilson², Meteus Pepinelli¹, and Chantal Sarrazin-Delay^1
1Laurentian University, Sudbury, Ontario, Canada; ²Natural Resources Canada, Canadian Forest Service, Sault Ste. Marie, Ontario, Canada

Lake Biocriteria Development in Vermont: The Search for the Holy Grail

Kellie Merrell, Leslie Matthews, and Peter Isles
Vermont Agency of Natural Resources, Montpelier, Vermont, USA

Session F3: HABs Case Studies 2

Unsolved Mysteries – Keogh Lake Edition: The Story of a Meromictic Lake and Planktothrix rubescens

Shannon Brattebo¹, Charlie Kessler², Bill Baker³, and Brain Walker^3
1Tetra Tech, Inc., Spokane, Washington, USA; ²Stevens County Conservation District, Colville, Washington, USA; ³Washington Department of Fish and Wildlife, Colville, WA, USA

Mitigation of Hazardous Algal Blooms Using Zero Valent Iron, Lake Steilacoom, Washington

Jeffrey Tepper¹, Kyle Steelhammer², Jacob Walker², and Don Russell^3
1University of Puget Sound, Tacoma, Washington, USA; ²Northwest Aquatic Management, Rochester, Washington, USA; ³City of Lakewood Lake Monitoring Program, Lakewood, Washington, USA

What the Heck Is Happening at Skeleton Lake, Alberta?

Brittany Onysyk
Alberta Lake Management Society, Edmonton, Alberta, Canada

Cyanobacteria in the Okanagan – The Past Century of Losses and Wins

Heather Larratt and Stephanie Butt
Larratt Aquatic Consulting, West Kelowna, British Columbia, Canada

Session F4: National Lakes Assessment

The National Lakes Assessment at 20 Years – Wisconsin’s Experience and Involvement Have Yielded Many Dividends!

Timothy Asplund¹, Katie Hein², Paul Garrison³, and Madeline Magee^1
1Wisconsin Department of Natural Resources, Madison, Wisconsin, USA; ²University of Wisconsin, Trout Lake Station, Boulder Junction, Wisconsin, USA; ³Onterra, Madison, Wisconsin, USA

Learning From the National Lakes Assessment – Indiana’s Key Findings

Sarah Powers and Megan Gokey
Indiana University, Bloomington, Indiana, USA

The US EPA’s National Lakes Assessment: Fundamentals and Planning for 2027

Lareina Guenzel
US EPA Office of Water, Washington, District of Columbia, USA

Session F5: Internal Nutrient Loading

Why and When Do Cyanobacteria Proliferate in Two Mesotrophic Drinking Water Reservoirs and What to Do About It

Gertrud Nurnberg
Freshwater Research, Baysville, Ontario, Canada

Changes in Cyanobacteria Abundance and Community Structure Following Aluminum Sulfate Treatments in Two Minnesota Lakes

Joe Bischoff¹ and Terry Jeffery^2
1Barr Engineering Co., Minneapolis, Minneapolis, USA; ²Riley Purgatory Bluff Creek Watershed District, Minneapolis, Minnesota, USA

Legacy Nutrients and Climate Pressures As Drivers of Cyanobacteria Dominance: Insights From Three Decades of Phytoplankton Data

Laura Diemer¹ and Wilfred Wollheim^2
1FB Environmental Associates, Dover, New Hampshire, USA; ²University of New Hampshire, Durham, New Hampshire, USA

Concurrent Session G

8:30 am – 10:00 am

A Severe Microcystin Toxicity Event Closed Lake Elsinore’s Recreation Industry in 2022–03; Why Did It Occur Then and Not Since?

Alex Horne¹, Maia Singer², Naivy Rodal-Morales², John Rudolph³, and Sudhir Mohleji^4
1University of California, Berkeley, California, USA; ²Stillwater Sciences, Berkeley, California, USA; ³GEI, San Diego, California, USA; ⁴Elsinore Valley Municipal Water District, Lake Elsinore California, USA

Understanding Toxic Benthic Cyanobacteria in Halifax Area Lakes

Rob Jamieson¹, Lindsay Johnston¹, Sophie Haverstock¹, Hannah Morris¹, Lydia Zamlynny¹, Yannan Huang¹, and Daniel Beach^2
1Dalhousie University, Halifax, Nova Scotia, Canada; ²Biotoxin Metrology, National Research Council, Halifax, Nova Scotia, Canada

Strain-Specific Toxicity of Prymnesium parvum Alters Zooplankton-Mediated Ecosystem Control During Harmful Algal Blooms

Abrehet Kahsay, Karla Münzner, Nedim Tüzün, Mareike Brehm‑Benedix, Margie Glenn, and Luc De Meester
Leibniz-Institute of Freshwater Ecology and Inland Fisheries,Berlin,Germany

Microcystins Detected in a Drinking Water Source in Subarctic Northwest Territories, Canada

Rebecca Gasman¹, Ruby Jumbo², Michael McPhee², Shannon Jumbo², Amanda Little¹, Dan Beach³, and Jennifer Korosi^1
1Faculty of Environmental and Urban Change, York University, Toronto, Ontario, Canada; ²Sambaa K’e First Nation, Sambaa K’e, Northwest Territories, Canada; ³Metrology Research Centre, National Research Council Canada, Halifax, Nova Scotia

Session G2: Boating Impacts, Contaminants, & Emerging Issues

Boating and Water Quality

Sara Knezevic
Larratt Aquatic Consulting Ltd., West Kelowna, British Columbia, Canada

Wake Boats and Lakes: Modeling Lake Eligibility Under Shoreline Buffer and Depth Restriction Scenarios

David Ortiz¹, Samuel R. Blackburn¹, Terry Daulton², Bob Kovar², Michael W. Meyer², Carolyn E. Pralle², and Emily H. Stanley¹
Center for Limnology, University of Wisconsin-Madison, Madison, Wisconsin, USA; ²Wisconsin’s Green Fire, Rhinelander, Wisconsin, USA

Keeping Microplastics Out of Lakes and Waterways

Darryl McMahon
RESTCo, Ottawa, Ontario, Canada

Widespread PFAS Contamination in Private Well Water of New Jersey, USA

Samantha LaRocca, Benjamin Harris, and Rachel Garcia,
Raritan Headwaters Association, Bedminster, New Jersey, USA

Session G3: Braiding Indigenous Knowledge & Western Science

Expansion of the Indigenous Community-Based Monitoring Program: Water Quality Monitoring in Alberta’s Oil Sands Region

Kurstyn Perrin
Alberta Lake Management Society, Edmonton, Alberta, Canada

State of the Aquatic Ecosystem Reporting in the Mackenzie River Basin – The Challenge of Scale

TBD once committee members have approval from their organizations to be included on the abstract.

Assessing Long-Term Changes in Lake Food Webs Linked to Fish Loss and Other Environmental Stressors on the Atikameksheng Anishinabek First Nations Reserve (Sudbury, Ontario)

Aurora Anderson¹, Emma Graves¹, Julia Paton¹, Neal Michelutti¹, John Gunn², Elizabeth J. Favot², Carsten Meyer-Jacob³, Jane Kirk⁴, Robert Paishegwon⁵, Andrew Paterson⁶, and John P. Smol^1
1Paleoecological Environmental Assessment and Research Laboratory, Department of Biology, Queen’s University, Kingston, Ontario, Canada; ²Cooperative Freshwater Ecology Unit, Vale Living with Lakes Centre, School of Natural Sciences, Laurentian University, Sudbury, Ontario, Canada; ³Forest Research Institute (IRF), Université du Québec en Abitibi-Témiscamingue, Rouyn-Noranda, Québec, Canada; ⁴Environment and Climate Change Canada, Burlington, Ontario, Canada; ⁵Atikameksheng Anishnawbek First Nation, Sudbury, Ontario, Canada; ⁶Ontario Ministry of the Environment, Conservation and Parks, Dorset, Ontario, Canada

Advancing the State of Algal Bloom Science via Western Science and Indigenous Knowledge: A Moose Lake Case Study

Christine Indrigo¹, Ryan Grandjambe², W. Tyler Mehler³, Dörte Koster³, Ryan Abel², and Nicole Penner^1
1Associated Environmental Consultants, Vernon, British Columbia, Canada; ²Fort McKay First Nation, Fort McKay, Alberta, Canada; ³Associated Environmental Consultants, Edmonton, Alberta, Canada

Session G4: Source Water Protection

Integrated Mapping, Hazard Assessment, and Water Quality Analysis for Source Water Protection in British Columbia

Jessica Penno, Heather Thompson, Lucie Thomson, Emilia Young, Shirley Wang, Taylor Josephy, Jeremy Morris, Erin Seagren
BC Ministry of Water, Land and Resource Stewardship, Victoria, British Columbia, Canada

Advancing Source Water Protection in Calgary, Alberta: Municipal Successes and Implementation Challenges

Eric Camm and Norma Ruecker
City of Calgary, Calgary, Alberta, Canada

Upstream Stewardship to Downstream Value, Protecting Beaver Lake, a Drinking Water Source for a Growing Arkansas Region

James McCarty¹ and Becky Roark^2
1Beaver Water District, Lowell, Arkansas, USA; ²Beaver Watershed Alliance, Elkins, Arkansas, USA

Assessment of Water Quality and Water Quantity Trends in Lake Carl Blackwell, Oklahoma

McKenleigh Kelly¹, Scott Stoodley¹, Thomas LaVanchy², and Andy Dzialowski^3
1Department of Agricultural Science & Natural Resources, Oklahoma State University, Stillwater, Oklahoma, USA; ²Department of Geography, Oklahoma State University, Stillwater, Oklahoma, USA; ³Department of Integrative Biology, Oklahoma State University, Stillwater, Oklahoma, USA

Session G5: Invasive Aquatic Plants – Herbicide Control

40 Years of Operational Control of Eurasian Milfoil in the Pacific Northwest

Terry McNabb
Aquatechnex, LLC, Bellingham, Washington, USA

Eurasian Watermilfoil Management in a Mesotrophic Lake; an Overall Timeline and the Surprising Sediment Impacts Recently Discovered.

Chris L. Mikolajczyk and Jesse Smith
Princeton Hydro LLC, Trenton, New Jersey, USA

Long Term Management of Hydrilla in a Massachusetts Pond Complex

Anna Chase¹, Joy Trahan-Liptak², and Max Nyquist^2
1TRC, Waltham, Massachusetts, USA; ²Massachusetts Department of Conservation and Recreation Division of Water Supply Protection, West Boylston, Massachusetts, USA

In the Weeds – Managing Invasive Yellow Floating Heart

Elizabeth Montgomery
Halifax Regional Municipality, Halifax, Nova Scotia, Canada

Concurrent Session H

10:30 am – 12:00 pm

Ecosystem Metabolism as an Early Warning Indicator of Lake Algal Blooms

Spencer Tassone, Brendan Foster, Carly Maas, and John Jastram
US Geological Survey, Virginia-West Virginia Water Science Center, Richmond, Virginia, USA

Copper Sulfate Effects on Phytoplankton in the Field Are Short-Lived: A Meta-Analysis

Annabelle L. Warren, Anna Claire Mollica, and Alan E. Wilson
School of Fisheries, Aquaculture, and Aquatic Sciences, Auburn University, Auburn, Alabama, USA

Managing Eutrophication and Controlling Cyanobacteria Blooms: Do’s and Don’ts

Mike Lurling and Maíra Mucci
Wageingen University, Wageningen, The Netherlands

Canary in a Coal Mine: Increasing Cyanobacteria in the Headwaters of Lake Superior

Nathan Wilson¹, Rob Stewart¹, Carrie E. Givens², and Jeanette M. Cruz^2
1Lakehead University, Thunder Bay, Ontario, Canada; ²United States Geological Survey, Lansing, Michigan, USA

Session H2: Hypolimnetic Oxygenation & Aeration 1

Operational Performance of the Speece Cone Hypolimnetic Oxygenation System at Marston Reservoir, Denver, Colorado

David Clidence
Eco Oxygen Technologies, LLC, Indianapolis, Indiana, USA

Hypolimnetic Oxygenation for the Hypereutrophic, Polymictic Clear Lake, California

Stephen McCord¹, Alicia Cortes², Sergio Valbuena³, Alex Forrest⁴, Steve Camden⁵, Steve Sadro⁶, Geoff Schladow³, and Cara Hollis^3
1Tahoe Environmental Research Center, Davis, California, USA; ²University of Granada, Spain; ³TERC, Incline Village, Nevada, USA; ⁴UCD Civil & Environmental Engineering Dept. and TERC, Incline Village, Nevada, USA; ⁵UCD Design & Construction Management, Davis, California, USA; ⁶UCD Environmental Science & Policy, Davis, California, USA

Implementation of a Hypolimnetic Oxygenation System for Water Quality Improvement in Swan Lake, British Columbia

Shyla Travis¹, Ryan Black², and Paul Gantzer^2
1Pure Water Engineering, Victoria, British Columbia, Canada; ²Clarity Resources Group, Madison, Wisconsin, USA

Methane Flux Before and After Hypolimnetic Oxygenation in Two Eutrophic Lakes in British Columbia

Ryan Black, Rachel Publicover, and Lily Delamare
Pure Water Engineering, Victoria, British Columbia, Canada

Session H3: Assessing Impacts & Recovery from Mining 1

Reconstructing Historical Presence of Mysis in Acid-Impacted Lakes Using Sediment eDNA

Md Jubayer Alam¹, Andrew Paterson², Elizabeth Favot³, Jacqueline Litzgus⁴, John Smol⁵, and Michael Rennie^1
1Lakehead University, Thunder Bay, Ontario, Canada; ²Ontario Ministry of the Environment and Climate Change, Dorset, Ontario, Canada; ³Laurentian University, Whitefish, Ontario, Canada; ⁴Laurentian University, Sudbury, Ontario, Canada; ⁵Queen’s University, Kingston, Ontario, Canada

Trophic Controls on Zooplankton Recovery in Acidified Lakes: Insights From Paleolimnology

Kate Pappin, Brie Edwards, and Elizabeth Favot
Cooperative Freshwater Ecology Unit, Laurentian University, Sudbury, Ontario, Canada

Functional Diversity in Food Webs of Acid-Recovering Lake Trout Lakes in Northeastern Ontario

Gabrielle Faucher¹, Adam Delage¹, Emily Fields¹, Chris Therrien², Jasmine Louste-Fillion¹, and Tom Johnston^3
1Laurentian University, Sudbury, Ontario, Canada; ²University of Waterloo, Waterloo, Ontario, Canada; ³Ontario Ministry of Natural Resources, Sudbury, Ontario, Canada

Using Anuran Communities as Indicators of Environmental Recovery

Karolyn McGovern¹, Mark Mallory², and Jacqueline D. Litzgus^3
1School of Natural Sciences, Laurentian University, Sudbury, Ontario, Canada; ²Department of Biology, Acadia University, Wolfville, Nova Scotia, Canada; ³School of Natural Sciences, Laurentian University, Sudbury, Ontario, Canada

Session H4: Modeling, Field Validation, & Decision Support in Reservoir Management

Linking Watershed Modeling to Water-Quality Policy: Evaluating the Highland Lakes Discharge Ban Using a Coupled SWAT–CE-QUAL-W2 Framework

Erik Smith
Lower Colorado River Authority, Austin, Texas, USA

Reconciling Water Quality and Dilution Requirements in a California Reuse Reservoir

David Austin¹, Jennifer Philips², Peter Rogowski³, and Li Ding^4
1Jacobs Solutions, Saint Paul, Minnesota, USA; ²Jacobs Solutions, Phoenix, Arizona, USA; ³Scripps Institution of Oceanography, La Jolla, California, USA; ⁴Flow Science, Charlottesville, Virginia, USA

Effects of Pumped Storage Hydropower Operations on Temperature in a Large Reservoir: Modeling and Management

Cory McDonald
Hydros Consulting, Boulder, Colorado, USA

Measurements of Wind-Driven Water Currents Near an Alpine Lake Drinking Water Intake

David E. James¹, Austin Inouye¹, Joshua Gonzales¹, Nicholas Flach², Sanjay Mathew³, Matthew Cacuci⁴, Bryce Boardman⁵, Sophie Wood⁵, Ashritha Kalakuntla⁶, Ali Saber^7
1UNLV, Las Vegas, Nevada, USA; ²California Institute of Technology, Pasadena, California USA; ³UNR, Reno, Nevada, USA; ⁴University of Pennsylvania, Philadelphia, Pennsylvania USA; ⁵Faith Lutheran High School, Las Vegas, Nevada, USA; ⁶Emory University, Atlanta, Georgia, USA; ⁷University of Windsor, Windsor, Ontario, Canada

Session H5: Community-based Solutions 1

Part 1: Building Resilience Through Community-Led Foreshore Assessments in Syilx Territory

Georgia Peck¹, Tammy Davies², Patrick Riley², and Jing Niu^3
1Living Lakes Canada, Nelson, British Columbia, Canada; ²Okanagan Indian Band, Vernon, British Columbia, Canada; ³Westbank First Nation, Kelowna, British Columbia, Canada

Part 2: Putting Two-Eyed Seeing into Practice Through The 2025 Kalamalka Lake Foreshore Re-survey

Rachel Plewes¹, Trina Koch², and Bruno Carturan^1
1Clear Viz Aquatic Consulting, Kelowna, British Columbia, Canada; ²Ecora Consultants Ltd., Kelowna, British Columbia, Canada

Rethinking Scientific Authority: How Community Science Data Withstood Legal Challenge to State Watershed Protections

Benjamin Harris^1,2, Kristi MacDonald^1,3, and Daniel Greenhouse^4
1Raritan Headwaters Association, Gladstone, New Jersey, USA; ²Rensselaer Polytechnic Institute, Troy, New York, USA; ³Hudsonia, Annandale-on-Hudson, New York, USA; ⁴Eastern Environmental Law Center, Newark, New Jersey, USA

Partnership Case Study: Recreational Dock Reconstruction Project on Okanagan Lake

Peter Hatcher¹, Derek Carnell¹, and Bruce Hatcher^2
1South Okanagan Sailing Association, Summerland, British Columbia, Canada; ²Biology Department, Cape Breton University, Sydney, Nova Scotia, Canada

Concurrent Session I

1:30 pm – 3:30 pm

Science Is Necessary, but Not Sufficient: Building Adaptive Restoration Partnerships in Complex Watersheds

Stephanie Prellwitz
Green Lake Association, Green Lake, Wisconsin, USA

Green Infrastructure Reduces Escherichia coli Concentrations at a Recreational Swim Beach in Tellico Lake, Tennessee

William Atkinson
Watershed Association of the Tellico Reservoir, Loudon County, Tennessee, USA

Runoff Dynamics of Upper Midwest Agricultural Systems Under Variable Tillage Management and Weather

Laxmi Prasad¹, Laura Bates², Anita Thompson², Francisco Arriaga², Will Osterholz³, Margaret Kalcic², and Vinayak Shedekar^4
1North Dakota State University, Fargo, North Dakota, USA; ²University of Wisconsin-Madison, Madison, Wisconsin, USA; ³USDA, Columbus, Ohio, USA; ⁴The Ohio State University, Columbus, Ohio, USA

From Restoration to Resilience: A Model for Great Lakes Area of Concern Post-Delisting Stewardship and Lakewide Management

Paul Parete¹, Julie Cayley², and Lex McPhail^2
1Canada Water Agency, Toronto, Ontario, Canada; ²Severn Sound Environmental Association, Port McNicoll, Ontario, Canada

Session I2: Hypolimnetic Oxygenation & Aeration 2

Impact of Direct Hypolimnetic Oxygenation on Internal Phosphorus Loading at Elk Lake

Cody Murray¹, Jill Robinson¹, and Paul Gantzer^2
1Capital Regional District, Victoria, British Columbia, Canada; ²Clarity Resources, Madison, Wisconsin, USA

Oxygenation; the Next Generation of Water Quality Management to Address Anoxia Driven Harmful Algal Blooms (HABs) in Stratified Water Bodies in Canada.

Paul Gantzer¹ and Ryan Black^2
1Clarity Resources Group, Madison, Wisconsin, USA; ²Purewater Engineering, Langford, British Columbia, Canada

Talk TBD

Ken Ashley
Ken Ashley and Associates, North Vancouver, British Columbia, Canada

Talk TBD

Mobley Engineering, Norris, Tennessee, USA

Session I3: Assessing Impacts & Recovery from Mining 2

Sedimentary Records From North American Lakes Show Elevated Metals Suppress Aquatic Production

Evan A Jones, Julia R Paton, Neal Michelutti, Kathleen M Rühland, and John P Smol
Paleoecological Environmental Assessment and Research Laboratory, Department of Biology, Queen’s University, Kingston, Ontario, Canada

Designing Mercury Bioaccumulation Controls for Aggregate Mining Pit Pond Along Cache Creek, California

Stephen McCord
McCord Environmental, Davis, California, USA

Constructing Offsetting Fish Habitat in the High Arctic

Jim Patterson
Baffinland Iron Mines, Kelowna, British Columbia, Canada

Trophic and Life History Variation in Lake Trout Across a Gradient of Ecosystem Size

Adam Delage¹, Gabrielle Faucher¹, Pascale-Laure Savage¹, Emily Fields¹, and Tom Johnston^2
1Laurentian University, Sudbury, Ontario, Canada; ²Ontario Ministry of Natural Resources, Sudbury, Ontario, Canada

Session I4: Reservoir Operations, Long-Term Change, & Ecosystem Response

Decadal Shifts in Nutrient Dynamics and Cyanobacteria Driven by Reservoir Management at Willow Creek Reservoir, Oregon

Sarah Burnet and Frank Wilhelm
University of Idaho, Moscow, Idaho, USA

Pelagic Productivity in Two Large, Glacier-Fed Hydroelectric Reservoirs: A 12 Year Synthesis From the Columbia River Headwaters

Karen Bray¹, Tyler Weir², Roger Pieters³, Darren Brandt⁴, and Shannon Harris²
BC Hydro, Revelstoke, British Columbia, Canada; ²Ministry of Water, Land and Resource Stewardship, Victoria, British Columbia, Canada; ³Earth, Ocean, and Atmospheric Sciences, University of British Columbia, Vancouver, British Columbia, Canada; ⁴Advanced Eco-Solutions, Newman Lake, Washington, USA

Evaluating Fishway Passage and Escapement of Winter-Run Steelhead in a Coastal Reservoir System

Jade Dawson¹, Laura Elmer², Tyler Winther³, and Lana Miller^4
1BC Government Resource Stewardship Division, Terrace, British Columbia, Canada; ²All Fish Consulting, Terrace, British Columbia, Canada; ³DFO Salmonid Enhancement Program, Prince Rupert, British Columbia, Canada; ⁴DFO Salmonid Enhancement Program, Smithers, British Columbia, Canada

Limitations of Algal Pigment Monitoring Tools for Water Treatment Operations in a Drinking Water Reservoir

Megan Johnson, Alexandra Chessman, Dylan Dixon, Sydney Duval, and Andrew Fayram
City of Loveland Utilities, Loveland, Colorado, USA

Session I5: Community-based Solutions 2

From Voluntary Action to Verified Impact: Achieving Dual Gold Lake Wise Certification Through Community-Based Stewardship and Partnership in Vermont

Bernie Gracy
Averill Lakes Association, Averill, Vermont, USA

What the Tributaries Are Telling Us: Insights From a Community-Based Monitoring Network

Ayla Grace and Erin Scott
H2Ozarks, Rogers, Arkansas, USA

Improving Lake Biodiversity Monitoring and Outreach With GIS and iNaturalist

Dominick Leskiw
Snohomish County Surface Water Management, Everett, Washington, USA

Developing a Lake Management Plan for Weiden Lake in Narrowsburg, NY

Taline Almasian
SUNY Oneonta, Oneonta, New York, USA