Publications by authors named "David M Walters"

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Elevated mercury concentrations in riparian predators unaccounted for by trophic magnification.
Connor I Olson, Gale B Beaubien, David M Walters, Ryan R Otter

Environ Toxicol Chem· December 2025

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Causal Networks to Inform Decisions for Ecological Restoration.
Christopher J Kotalik, Freya E Rowland, Bruce G Marcot, Kristin E Skrabis, David M Walters

Environ Manage· November 2025

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Bioaccumulation and Transfer of Per- and Polyfluoroalkyl Substances (PFAS) in a Stream and Riparian Food Web Contaminated by Food Processing Wastewater.
Christopher J Kotalik, Laura E Hubbard, Brittany G Perrotta, David M Walters, Dana W Kolpin

Environ Sci Technol· September 2025

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Pesticide concentrations in multiple physical and biological stream matrices are impacted by a bioenergy production facility receiving pesticide-coated corn seeds.
Michelle L Hladik, Dana W Kolpin, Matthew D De Parsia, Daniel D Snow, Shannon Bartelt-Hunt, David M Walters

Environ Toxicol Chem· August 2025

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Effects of chronic metal exposure and metamorphosis on the microbiomes of larval and adult insects and riparian spiders through the aquatic-riparian food web.
Brittany G Perrotta, Karen A Kidd, Amy M Marcarelli, Gordon Paterson, David M Walters

Environ Pollut· April 2025

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Selenium Differentially Influences Methylmercury Retention across Mayfly Life Stages.
Jacqueline R Gerson, Rebecca Dorman, Collin Eagles-Smith, David M Walters

Environ Sci Technol· April 2025

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Metal-rich lacustrine sediments from legacy mining perpetuate copper exposure to aquatic-riparian food webs.
Brittany G Perrotta, Karen A Kidd, Kate M Campbell, Marie-Noële Croteau, Tyler J Kane, David M Walters

Integr Environ Assess Manag· March 2025

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Ecosystem Drivers of Freshwater Mercury Bioaccumulation Are Context-Dependent: Insights from Continental-Scale Modeling.
Christopher J Kotalik, James J Willacker, Jeff S Wesner, Branden L Johnson, Colleen M Flanagan Pritz, David M Walters

Environ Sci Technol· January 2025

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Continental-scale nutrient and contaminant delivery by Pacific salmon.
Jessica E Brandt, Jeff S Wesner, Gregory T Ruggerone, Timothy D Jardine, Collin A Eagles-Smith, David M Walters

Nature· October 2024

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Geographic Drivers of Mercury Entry into Aquatic Food Webs Revealed by Mercury Stable Isotopes in Dragonfly Larvae.
Sarah E Janssen, Christopher J Kotalik, James J Willacker, Michael T Tate, Colleen M Flanagan Pritz, David M Walters

Environ Sci Technol· July 2024

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A novel approach to assessing natural resource injury with Bayesian networks.
Freya E Rowland, Christopher J Kotalik, Bruce G Marcot, Jo Ellen Hinck, David M Walters

Integr Environ Assess Manag· March 2024

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PCB concentrations in riparian spiders (Tetragnathidae) consistently reflect concentrations in water and aquatic macroinvertebrates, but not sediment: Analysis of a seven-year field study.
Ryan R Otter, Marc A Mills, Ken M Fritz, James M Lazorchak, Dalon P White, David M Walters

Sci Total Environ· February 2024

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Mercury Isotope Values in Shoreline Spiders Reveal the Transfer of Aquatic Mercury Sources to Terrestrial Food Webs.
Sarah E Janssen, Christopher J Kotalik, Collin A Eagles-Smith, Gale B Beaubien, Joel C Hoffman, David M Walters

Environ Sci Technol Lett· October 2023

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Evolutionary and ecological correlates of thiaminase in fishes.
Freya E Rowland, Catherine A Richter, Donald E Tillitt, David M Walters

Sci Rep· October 2023

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Ecotoxicological Studies Indicate That Sublethal and Lethal Processes Limit Insect-Mediated Contaminant Flux.
Connor I Olson, Gale B Beaubien, Ryan R Otter, David M Walters, Marc A Mills

Environ Toxicol Chem· September 2023

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Identifying invertebrate indicators for streamflow duration assessments in forested headwater streams.
Ken M Fritz, Roxolana O Kashuba, Gregory J Pond, Jay R Christensen, Laurie C Alexander, David M Walters

Freshw Sci· September 2023

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Complex Life Histories Alter Patterns of Mercury Exposure and Accumulation in a Pond-Breeding Amphibian.
Freya E Rowland, Erin Muths, Collin A Eagles-Smith, Craig A Stricker, Johanna M Kraus, David M Walters

Environ Sci Technol· March 2023

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Riparian Spiders: Sentinels of Polychlorinated Dibenzo-p-dioxin and Dibenzofuran-Contaminated Sediment.
Gale B Beaubien, Dalon P White, David M Walters, Ryan R Otter, Ken Fritz

Environ Toxicol Chem· February 2023

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PCB exposure is associated with reduction of endosymbionts in riparian spider microbiomes.
Brittany G Perrotta, Karen A Kidd, David M Walters

Sci Total Environ· October 2022

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Use of Riparian Spiders as Sentinels of Persistent and Bioavailable Chemical Contaminants in Aquatic Ecosystems: A Review.
Matthew M Chumchal, Gale B Beaubien, Ray W Drenner, Madeline P Hannappel, Marc A Mills, David M Walters

Environ Toxicol Chem· March 2022

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Ecosystem modification and network position impact insect-mediated contaminant fluxes from a mountaintop mining-impacted river network.
Laura C Naslund, Jacqueline R Gerson, Alexander C Brooks, Amy D Rosemond, David M Walters

Environ Pollut· December 2021

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Insect-Mediated Contaminant Flux at the Land-Water Interface: Are Ecological Subsidies Driving Exposure or Is Exposure Driving Subsidies?
Johanna M Kraus, Jeff S Wesner, David M Walters

Environ Toxicol Chem· November 2021

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Variation in metal concentrations across a large contamination gradient is reflected in stream but not linked riparian food webs.
Johanna M Kraus, Richard B Wanty, Travis S Schmidt, David M Walters, Ruth E Wolf

Sci Total Environ· May 2021

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Uranium Bioaccumulation Dynamics in the Mayfly and Application to Site-Specific Prediction.
Brianna L Henry, Marie-Noële Croteau, David M Walters, Janet L Miller, Daniel J Cain

Environ Sci Technol· September 2020

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Do Two Wrongs Make a Right? Persistent Uncertainties Regarding Environmental Selenium-Mercury Interactions.
Jacqueline R Gerson, David M Walters, Collin A Eagles-Smith, Emily S Bernhardt, Jessica E Brandt

Environ Sci Technol· August 2020

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