Embedded Files
Refereed Publications
Refereed Publications
1. Shaftel, R., Feddern, M. L., McAfee, S., Schoen, E. R., Cunningham, C. J., von Biela, V. R., Falke, J. A., Schwenk, J., Paul, J., Newman, A., and Cheng, Y. In press. Integrating climate data and river modeling to reveal influences on declining Chinook salmon in Sub-Arctic river basins. In press: Ecosphere.
2. DeMaster, D., Alexander, E., Wiese, F. K., Baker, B., Froehlich, E., Harris, C., Schaeffer, J., Schoen, E., Shahbazi, A. H. 2025. Food Security Crisis in the Yukon River Basin: Where have the salmon gone and what can be done? Arctic, Antarctic, and Alpine Research. 57:1, 2510793. https://doi.org/10.1080/15230430.2025.2510793
3. Feddern, M.L., Shaftel, R., Schoen, E.R., Cunningham, C.J., Connors, B.M., Staton, B. A., von Finster, A., Liller, Z., von Biela, V.R. and Howard, K. G. 2024. Body size and early marine conditions drive changes in Chinook salmon productivity across northern latitude ecosystems. Global Change Biology, 30:e17508. https://doi.org/10.1111/gcb.17508
4. Schoen, E. R., Howard, K. G., Murphy, J. M., Schindler, D. E., Westley, P. A. H., and von Biela, V. R. 2023. Divergent responses of western Alaska salmon to a changing climate. Arctic Report Card. NOAA Technical Report OAR ARC 23-13. https://doi.org/10.25923/f2hv-5581
5. Feddern, M.L., Schoen, E.R., Shaftel, R., Cunningham, C.J., Chythlook, C., Connors, B.M., Murdoch, A.D., von Biela, V.R. and Woods, B. 2023. Kings of the North: Bridging Disciplines to Understand the Effects of Changing Climate on Chinook Salmon in the Arctic-Yukon-Kuskokwim Region. Fisheries, 48:331—343. https://doi.org/10.1002/fsh.10923
6. Schwoerer, T., Martin, A.E., Fay, G., Schoen, E., Buntjer, M. 2023. Batten down the hatches: Opportunities to protect Alaska from biological invasions through watercraft trade and traffic. Marine Policy 148(105448). https://doi.org/10.1016/j.marpol.2022.105448
7. Meyer, B. E., Wipfli, M. S., Schoen, E. R., Rinella, D. J., & Falke, J. A. 2023. Landscape characteristics influence projected growth rates of stream-resident juvenile salmon in the face of climate change in the Kenai River watershed, south-central Alaska. Transactions of the American Fisheries Society, 152:169–186. https://doi.org/10.1002/tafs.10397
8. Neuswanger, J. R., E. R. Schoen, M. S. Wipfli, C. J. Volk, and J. W. Savereide. 2022. A suction pump sampler for invertebrate drift detects exceptionally high concentrations of small invertebrates that drift nets miss. Hydrobiologia 849(9):2077–2089. https://doi.org/10.1007/s10750-022-04849-1
9. Schoen, E. R., Sellmer, K. S., Wipfli, M. S., Ivanoff, R., López, J. A., and Meyer, B. E. 2022. Piscine predation on juvenile salmon in sub-Arctic Alaskan rivers: associations with season, habitat, predator size, and streamflow. Ecology of Freshwater Fish. 31: 243–259. https://doi.org/10.1111/eff.12626. (Featured on journal cover).
10. Dunlop, K., Eloranta, A., Schoen, E., Wipfli, M., Jensen, J., Christensen, G., and Muladal, R. 2021. Evidence of energy and nutrient transfer from invasive pink salmon (Oncorhynchus gorbuscha) spawners to juvenile Atlantic salmon (Salmo salar) and brown trout (Salmo trutta) in northern Norway. Ecology of Freshwater Fish 30:270-283. https://doi.org/10.1111/eff.12582
11. Jones, L. A.*, Schoen, E. R.*, Shaftel, R.*, Cunningham, C. J., Mauger, S., Rinella, D. J., and St. Saviour, A. 2020. Watershed-scale climate influences productivity of Chinook salmon populations across southcentral Alaska. Global Change Biology 26:4919-4936. https://doi.org/10.1111/gcb.15155. *Joint first authors.
12. Falke, J. A., B. M. Huntsman, and E. R. Schoen. 2019. Climatic variation drives growth potential of juvenile Chinook Salmon along a subarctic boreal riverscape. Pages 57-82 in R. M. Hughes, D. M. Infante, L. Wang, K. Chen, and B. F. Terra, editors. Advances in understanding landscape influences on freshwater habitats and biological assemblages. American Fisheries Society, Symposium 90, Bethesda, Maryland. https://www.researchgate.net/profile/Erik-Schoen/publication/336371427_Climatic_Variation_Drives_Growth_Potential_of_Juvenile_Chinook_Salmon_along_a_Subarctic_Boreal_Riverscape/links/5d9e744da6fdcc04fac5e581/Climatic-Variation-Drives-Growth-Potential-of-J
13. Courtney, M. B., Schoen, E. R., Wizik, A., and Westley, P. A. H. 2018. Quantifying the net benefits of suppression: truncated size structure and consumption of native salmonids by invasive Northern Pike in an Alaska lake. North American Journal of Fishery Management 38:1306–1315. https://doi.org/10.1002/nafm.10231
14. Powell, J. E., Wipfli, M. S., Criddle, K., and Schoen, E. R. 2018. Will Alaska’s fisheries regime prove resilient? Kenai River fishery management as a case study in adaptive governance. Fisheries 43:26-30. https://doi.org/10.1002/fsh.10022
15. Schoen, E. R., M. S. Wipfli, E. J. Trammell, D. J. Rinella, A. L. Floyd, J. Grunblatt, M. D. McCarthy, B. E. Meyer, J. M. Morton, J. E. Powell, A. Prakash, M. N. Reimer, S. L. Stuefer, H. Toniolo, B. M. Wells, and F. D. W. Witmer. 2017. Future of Pacific Salmon in the Face of Environmental Change: Lessons from One of the World's Remaining Productive Salmon Regions. Fisheries 42:538-553. (Featured on journal cover). https://doi.org/10.1080/03632415.2017.1374251
16. Rine, K., Wipfli, M. S., Schoen, E. R., Nightengale, T., and Stricker, C. A. 2016. Trophic pathways supporting juvenile Chinook and coho salmon in the glacial Susitna River, Alaska: patterns of freshwater, marine, and terrestrial resource use across a seasonally dynamic habitat mosaic. Canadian Journal of Fisheries and Aquatic Sciences 73:1626-1641. https://doi.org/10.1139/cjfas-2015-0555
17. Schoen, E. R., Beauchamp, D. A., Overman, N. C., and Buettner, A. 2015. Temperature and depth mediate resource competition and apparent competition between Mysis diluviana and kokanee. Ecological Applications 25:1962-1975. https://doi.org/10.1890/14-1822.1
18. Hansen, A. G., Beauchamp, D. A., and Schoen, E. R. 2013. Visual prey detection responses of piscivorous trout and salmon: effects of light, turbidity, and prey size. Transactions of the American Fisheries Society 142:854-867. https://doi.org/10.1080/00028487.2013.785978
19. Schoen, E. R., Beauchamp, D. A., and Overman, N. C. 2012. Quantifying latent impacts of an introduced piscivore: Pulsed predatory inertia of lake trout and decline of kokanee. Transactions of the American Fisheries Society 141:1191-1206. https://doi.org/10.1080/00028487.2012.681104
20. McArt, S. M., Spalinger, D. E., Collins, W. B., Schoen, E. R., Stevenson, T., and Bucho, M. 2009. Summer dietary nitrogen availability as a potential bottom-up constraint on moose in south-central Alaska. Ecology 90:1400-1411. https://doi.org/10.1890/08-1435.1
Articles in review and revision
Articles in review and revision
1. Rich, B. A., Sepulveda, A. J., Rinella, D., Falke, J. A., Schoen, E. R., and Westley, P. A. H. Changing impacts of an invasive predator in a warming world: non-native northern pike and Pacific salmon in Alaska. Major revisions requested: Biological Invasions.
2. William T. Samuel, Andrew V. Coulson, Ken D. Tape, Erik R. Schoen. Does beaver engineering promote riparian resilience to wildfire in the boreal forest? Revise and resubmit: Environmental Research Letters.
3. Schoen, E., Baltensperger, A.; Brown, D.; Fellman, J.; Strohm, D.; Schwoerer, T. Flexing Machine Learning Muscle: Predicting Zebra and Quagga Mussel Habitat Suitability in Alaska. Major revisions requested: Hydrobiologia.
Selected Non-refereed Publications
Selected Non-refereed Publications
1. E. Schoen. President’s Corner columns (published quarterly, Spring 2023–Winter 2025). Oncorhynchus (Alaska Chapter American Fisheries Society newsletter). https://afs-alaska.org/newsletter/
2. Mauger, S., E. Larson, M. Geist, R. Bellmore, E. Schoen, and K. Bartz. 2025. Freshwater Temperature Action Plan: Next steps to protect Alaska’s fish and wild salmon habitat from the impact of thermal change. Cook Inletkeeper, Homer, Alaska and University of Alaska Anchorage Alaska Center for Conservation Science, Anchorage, Alaska. 10 pp. http://dx.doi.org/10.13140/RG.2.2.25132.78729
3. Harings, M. A., Erik Schoen, Justin Hill, Kristen Reece, Brandi Kamermans, and J. Andrés López. 2024. A simple protocol for sampling environmental DNA from flowing waters at remote field sites. 17 pp. https://content.protocols.io/files/schgcetd7.pdf
4.Contributor: Thoman, R. and H. R. McFarland, editors. Alaska’s Changing Environment 2.0 (2024). Alaska Center for Climate Assessment and Policy, International Arctic Research Center, University of Alaska Fairbanks. https://uaf-accap.org/alaskas-changing-environment/
5.Contributor: Bering Science: Spring 2023, Issue 6 [newsletter]. Bailey, A., C. Rosner, and H.R. McFarland, editors. Alaska Ocean Observing System, Anchorage, Alaska. Available at https://uaf-iarc.org/document/bering-science-2023/
6. Schoen, E.R. 2022. Insights into drivers of population declines offer a ray of hope for migratory fishes in the temperate rainforest. Global Change Biology 28:4-5. https://doi.org/10.1111/gcb.15948
7. Schoen, E. R., Hill, J., and Lopéz, J. A. 2022. Chena and Salcha Rivers Chinook Salmon Avian Predation Assessment. Final Report to U.S. Fish and Wildlife Service. University of Alaska Fairbanks. http://dx.doi.org/10.13140/RG.2.2.22990.54087
8.K. Dunlop, A. Eloranta, G. Christensen, J. Jensen, R. Muladal, M. Wipfli, E. Schoen, Y. Lui, and E. Aasmaa. 2022. Ecological effects of Pacific pink salmon in a river system in Finnmark. Fram Forum (Trømso, Norway). https://framsenteret.no/forum/framforum2022/ecological-effects-of-pacific-pink-salmon-in-a-river-system-in-finnmark/
9. Schoen, E. and Rinella, D. 2021. Juvenile salmon size and growth in Alaska: A call for data sharing and collaboration. Oncorhynchus 41(2):10. https://afs-alaska.org/wp-content/uploads/sites/48/2021/05/Oncorhynchus-412.pdf
10. Shaffer, A., Parks, D., Schoen, E., and Beauchamp, D. 2019. Salmon, forage fish, and kelp. Frontiers in Ecology and the Environment 17:258-258. https://doi.org/10.1002/fee.2056
11. R2 Resource Consultants, Inc. and University of Alaska Fairbanks. 2015. 2014 Study Implementation Report for the River Productivity Study (9.8). Prepared for the Alaska Energy Authority, Anchorage, Alaska. (I led writing of the diet, growth, and bioenergetics sections). https://susitna-watanahydro.org/wp-content/uploads/2014/05/09.08_RIVPRO_ISR_PartA_1_of_2.pdf
12. Schoen, E. R., and Beauchamp, D. A. 2010. Predation impacts of lake trout and Chinook salmon in Lake Chelan, Washington: Implications for prey species and fisheries management. Final report to Chelan County Public Utility District. Washington Cooperative Fish and Wildlife Research Unit, Seattle. http://www.chelanpud.org/departments/licensingcompliance/lc_implementation/resourcedocuments/34039.pdf
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