Science Inventory

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Hollenhorst, T., P. McKinney, B. Alsip, S. Miller, T. Brown, AND J. Hoffman. EPA autonomous underwater glider surveys in the Great Lakes. Mapping the Great Lakes 2021 Seminar Virtual Series, Duluth, MN, September 30 - October 01, 2021. https://doi.org/10.23645/epacomptox.14823774

Peterson, G., J. Hoffman, A. Trebitz, C. Hatzenbuhler, J. Myers, J. Ross, S. Okum, AND E. Pilgrim. Early detection monitoring for non-indigenous fishes; comparison of survey approaches during two species introductions in a Great Lakes port. Biological Invasions . Springer SBM, New York, NY, , 463-478, (2022). https://doi.org/10.1007/s10530-021-02655-9

Ogorek, J., R. Lepak, J. Hoffman, J. DeWild, T. Rosera, M. Tate, J. Hurley, AND D. Krabbenhoft. Enhanced sensitivity of methylmercury bioaccumulation into seston of the Laurentian Great Lakes. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 55(18):12714-12723, (2021). https://doi.org/10.1021/acs.est.1c02319

Meredith, C., J. Hoffman, A. Trebitz, E. Pilgrim, S. Okum, AND J. Martinson. Evaluating the performance of DNA metabarcoding for assessment of zooplankton communities in Western Lake Superior using multiple markers. Metabarcoding and Metagenomics. Pensoft Publishers, Sofia, Bulgaria, 50:83-97, (2021). https://doi.org/10.3897/mbmg.5.64735

Janssen, S., J. Hoffman, R. Lepak, D. Krabbenhoft, D. Walters, C. Eagles-Smith, G. Peterson, J. Ogorek, J. DeWild, A. Cotter, M. Pearson, M. Tate, R. Yeardley, AND M. Mills. Examining historical mercury sources in the St. Louis River estuary: How legacy contamination influences biological mercury levels in Great Lakes coastal regions. SCIENCE OF THE TOTAL ENVIRONMENT. Elsevier BV, AMSTERDAM, Netherlands, 779:146284, (2021). https://doi.org/10.1016/j.scitotenv.2021.146284

Lepak, R., B. Blackwell, J. Hoffman, A. Cotter, M. Gordon, Dan Villeneuve, AND G. Ankley. Food web energy transfer in Lake Superior to support contaminant research. Twin Ports Freshwater Folks online Webinar, Duluth, MN, September 01, 2021. https://doi.org/10.23645/epacomptox.17108087

Bracey, A., M. Etterson, F. Strand, S. Matteson, G. Niemi, F. Cuthbert, AND J. Hoffman. Foraging ecology differentiates life stages and mercury exposure in common terns (Sterna hirundo). Integrated Environmental Assessment and Management. Allen Press, Inc., Lawrence, KS, 17(2):398-410, (2021). https://doi.org/10.1002/ieam.4341

Gordon, M., K. Estep, D. Wilfond, J. VanDeHey, AND J. Hoffman. Habitat use by Lake Sturgeon (Acipenser fulvescens) using acoustics and stable isotopes (presentation). Midwest Fish and Wildlife Virtual Conference, Duluth, MN, February 01 - 03, 2021. https://doi.org/10.23645/epacomptox.13713607

Hoffman, J. Improving Community Health and Wellbeing through Ecological Restoration. United Kingdom Environment Agency and United States Environmental Protection Agency Social Science Exchange Webinar, Duluth, MN, June 17, 2021. https://doi.org/10.23645/epacomptox.16598618

Hoffman, J., L. Burkhard, T. Hollenhorst, G. Peterson, M. Pearson, A. Cotter, AND J. Launspach. Improving urban fisheries through remediation and restoration of aquatic habitat. Midwest Fish and Wildlife Conference, St. Paul, MN, January 31 - February 03, 2021. https://doi.org/10.23645/epacomptox.13713658

Williams, K., K. Margeson, S. Paczuski, R. Clarke, K. Auker, AND J. Hoffman. Introduction to the Beneficial Use of Dredge Materials Management Tool (DMDT). Duluth-Superior Metropolitan Interstate Council Harbor Technical Advisory Committee (HTAC), Duluth, MN, September 01, 2021. https://doi.org/10.23645/epacomptox.16915198

Hoffman, J., R. Clarke, F. Fulk, W. Majewski, J. Rhodus, AND K. Williams. Kingsbury Bay-Grassy Point Habitat Restoration: A Health Impact Assessment. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-21/130, 2021.

White, D., T. Newcomer-Johnson, M. Mills, A. Trebitz, J. Hoffman, K. Williams, T. Angradi, Jim Lazorchak, G. Beaubien, D. Walters, M. Struckhoff, AND M. Kern. Lessons Learned from Habitat Restoration Projects in the Great Lakes Areas of Concern. 2021 National Conference for Ecological Restoration, Virtual, July 26 - August 05, 2021.

White, D., T. Newcomer-Johnson, T. Angradi, J. Hoffman, M. Kern, Jim Lazorchak, M. Mills, M. Struckhoff, A. Trebitz, D. Walters, K. Williams, S. Green, AND G. Beaubien. Lessons learned from habitat restoration projects in the Great Lakes Areas of Concern (2021 NCER). 2021 National Conference on Ecosystem Restoration, Virtual, July 26 - August 05, 2021.

Trebitz, A., J. Hoffman, G. Peterson, C. Hatzenbuhler, J. Barge, AND A. Szczepanski. Nearshore Lake Superior invertebrate biodiversity patterns from two high-density surveys. International Association of Great Lakes Research (IAGLR) Virtual Conference, Duluth, MN, May 17 - 21, 2021. https://doi.org/10.23645/epacomptox.14787702

Lepak, R., J. Hoffman, S. Janssen, M. Gordon, M. Tate, J. Ogorek, D. Krabbenhoft, E. Murphy, J. Hurley, AND A. Cotter. Reconstructing the energy pathways and contaminant burden to lake trout in contrasting Great Lakes. International Association of Great Lakes Research (IAGLR) Virtual Conference, Duluth, MN, May 17 - 21, 2021. https://doi.org/10.23645/epacomptox.14785365

Hoffman, J. AND K. Williams. Remediation to restoration to revitalization: A social-ecological systems approach to integrate ecosystem services and human wellbeing in waterfront communities. St. Louis River Virtual Summit, Duluth, MN, March 01 - 03, 2021. https://doi.org/10.23645/epacomptox.14136743

Peterson, G., G. Ankley, A. Balz, G. Beaubien, M. Gordon, J. Hoffman, D. Krabbenhoft, S. Janssen, Jim Lazorchak, T. Luxton, M. Mills, T. Newcomer-Johnson, M. Pearson, D. White, AND R. Yeardley. Remedy effectiveness and restoration effectiveness at Ponds behind Erie and Pickle Pond in the St. Louis River AOC. St. Louis River Virtual Summit, Duluth, MN, March 01 - 03, 2021. https://doi.org/10.23645/epacomptox.14120516

Mathias, B., T. Hrabik, J. Hoffman, O. Gorman, M. Seider, M. Sierszen, M. Vinson, AND D. Yule. State of the Lake Superior ecosystem in 2017. U.S. Environmental Protection Agency, Washington, DC, 2021.

Myers, J., M. Seider, M. Brouder, A. Trebitz, AND J. Hoffman. State of the Lake Superior in 2017: Aquatic nuisance. U.S. Environmental Protection Agency, Washington, DC, 2021.

Hatzenbuhler, C., G. Peterson, J. Barge, J. Hoffman, A. Trebitz, S. Okum, AND E. Pilgrim. Testing and refinement of eDNA methodology to support ecological assessment within the St Louis River estuary. St. Louis River Estuary Virtual Summit, Duluth, MN, March 01 - 03, 2021. https://doi.org/10.23645/epacomptox.14075498

Jackson, C., C. Hernandez, M. Harwell, W. Berry, J. Hoffman, M. Kravitz, AND Ted DeWitt. The Value of Final Ecosystem Goods and Services in Restoration Effectiveness Monitoring and Assessment. PERS/CAERS 2021 Joint Annual Meeting, Virtual, OR, April 22 - 24, 2021.

Hoffman, J., S. Janssen, G. Peterson, R. Lepak, M. Pearson, A. Cotter, AND D. Krabbenhoft. Tracing mercury sources through a Great Lakes coastal wetland food web using a multi-stable isotope approach. International Association of Great Lakes Research (IAGLR) Virtual Conference, Duluth, MN, May 17 - 21, 2021. https://doi.org/10.23645/epacomptox.14757969

Janssen, S., D. Walters, J. Hoffman, G. Beaubien, M. Mills, C. Eagles-Smith, D. Krabbenhoft, G. Peterson, AND M. Pearson. Transfer of legacy mercury from aquatic habitats to the terrestrial food web surrounding the St Louis River. St. Louis River Virtual Summit, Duluth, MN, March 01 - 03, 2021. https://doi.org/10.23645/epacomptox.14179289

Matthias, B., T. Hrabik, J. Hoffman, O. Gorman, M. Seider, M. Sierszen, M. Vinson, D. Yule, AND P. Yurista. Trophic transfer efficiency in the Lake Superior food web: Assessing the impacts of non-native species. JOURNAL OF GREAT LAKES RESEARCH. International Association for Great Lakes Research, Ann Arbor, MI, 47(4):1146-1158, (2021). https://doi.org/10.1016/j.jglr.2021.04.010