PhD, Cornell University | 2020-Current

Ecology and Evolutionary Biology, Dr. Alex Flecker Lab

BS, Western Washington University | 2016-2019

Environmental Science, Terrestrial Ecology Emphasis

Honors and Awards

• Andrew ’78 & Margaret Paul Graduate Fellowship in the Life Sciences: 2023

• Amazon Center for Environmental Education and Research (ACEER) Conservation Fellow: 2022

• Theodore Gordon Flyfishers (TGF) Scholar Award: 2021

• Cornell University First-year Graduate Fellow in Life Sciences: 2020

• Thomas Henry Huxley Award Recipient – “This award recipient demonstrated exceptional scholastic achievement and has been involved in the community, served Huxley College, and has shown all-around excellence in environmental studies” 2019

• Honorary Commencement Speaker - Western Washington University, Huxley College of the Environment: 2019


Duvall, E., Derry, L., McIntyre, P., and A. Flecker. (In preperation). Flight and phenology shape bird body stoichiometry.

• Abraham, A., Duvall, E., Hempson, G., le Roux, E., et al. … C. Doughty (In preperation). Sodium constrains herbivore densities across sub-Saharan Africa.

Duvall, E., Doughty, C., Roman, J., Pearson, H., Le Roux, E., Malhi, Y., and A. Abraham (In preperation). Resisting the carbonization of animals as climate solutions.

Duvall, E. and McLaughlin, J. (In preperation). Evaluating river-dependent birds as restoration indicators after Elwha dam removals. Ecological Indicators

• Abraham, A., Doughty, C., Plummer, K., and E. Duvall (In press). Supplementary bird feeding as an overlooked contribution to local phosphorus cycles. Frontiers in Ecology and the Environment

Duvall, E. Hoeneisen, N., Suárez, E., and A. Flecker (2024). Geophagy by a large herbivore (capybara, Hydrochoerus hydrochaeris) driven by a human sodium supply. Biotropica

Duvall, E., Griffiths, B., Clauss, M., and A. Abraham (2023). Allometry of sodium requirements and mineral lick use among herbivorous mammals. Oikos

• Abraham A., Duvall, E., le Roux, E., Ganswindt, A., Clauss, M., Doughty, C., and A. Webster (2023) Anthropogenic supply of nutrients in a wildlife reserve may compromise conservation success. Biological Conservation

Duvall, E., Schwabe, E., and K. Steensma (2023). A win-win between farmers and an apex-predators: investigating the relationship between bald eagles and dairy farms. Ecosphere

• Abraham, A., Duvall, E., Ferraro, K., Webster, A., Doughty, C., le Roux, E., and D. Ellis-Soto. (2022). Understanding anthropogenic impacts on zoogeochemistry is essential for ecological restoration. Restoration Ecology

• Buchanan, B., Sethi, S., Cuppett, S., Jackman, G., Lung, M., Zarri, L., Duvall, E., et al. (2022) A machine learning approach to identify barriers in stream networks demonstrates high prevalence of unmapped riverine dams. Journal of Environmental Management

Duvall, E. (2022). Spatiotemporal responses of bald eagles to changes in salmon carcass availability in the Pacific Northwest. Northwest Science Vol 95.

Duvall, E. and J McLaughlin (In Review). Evaluating river-dependent birds as restoration indicators after Elwha dam removals


Duvall, E. (2023) Zoogeochemistry: exploring animal roles in earth’s elemental cycles. University of Toronto, Department of Biology - Invited talk for seminar series

Duvall, E., Abraham, A., Doughty, C., Suarez, E., Derry, L., Flecker, A. (2023) Drivers of sodium deficiency, supplementation, and dispersal by large herbivores. Ecological Society of Amercia - Invited speaker at special session

Duvall, E., McIntyre, P., Derry, L., Flecker, A. (2023) Patterns and mechanisms of variation in the body ionomics of birds. Conference on Biological Stoichiometry - Awarded best student talk

Duvall, E., Derry, L., Flecker, A. (2022) Stoichiometry of birds and implications for ecosystem ecology. Ecological Society of America (ESA)

Duvall, E., McLaughlin, J. (2022) Evaluating river-dependent birds as restoration indicators after Elwha dam removals. Salish Sea Ecosystem Conference

Duvall, E., McLaughlin, J. (2021) Riverbird responses to dam removals on the Elwha River Olympic National Park Science Symposium

Duvall, E. (2019) Nooksack River Bald Eagles: Current Status and Conservation Recommendations. Whatcom Wildlife Advisory Committee

Duvall, E. (2019) Measuring restoration progress using river-dependent birds: Lessons from Elwha dam removal. Salish Sea Ecosystem Conference

Duvall, E., Jones, R., and Pollack, S. (2018) River-dependent bird responses to impacts of dam removal. Western Washington University Scholars Week

Blog articles

• Duvall, E. (2023, January 18). Reflections On Ecotourism And Wildlife Conservation In The Peruvian Amazon [Blog post]. Retrieved from

• Duvall, E. (2019, December 11). Eagles, Salmon, and a Free-flowing River [Blog post]. Retrieved from

• Duvall, E. (2020, June 20). Why save water in the PNW? [Blog post]. Retrieved from

Professional Experience

• 2018 – 2020 GIS Program Lead, CASCADE WATER ALLIANCE

• 2017 - 2018 Environmental Intern, CASCADE WATER ALLIANCE


• 2014 - 2017 Outdoor Recreational Guide, COMPASS OUTDOOR ADVENTURES

Leadership Positions

• President: Tropical Biology & Conservation GSA, Cornell University: 2022-current

• Vice President: Tropical Biology & Conservation GSA, Cornell University: 2021-2022

• Treasurer: Biogeochemistry GSA, Cornell University: 2021-2022

• Committee Member: North Bend Parks and Recreation: 2014-2016

Activities and Volunteer Work

• Youth Mentor: The Learning Web, Ithaca, NY: 2020-current

• Graduate Student Recruitment Committee Member, Department of EEB: 2020-current

• Volunteer: Hawk Watch, Chelan Ridge Raptor Banding site: 2018

• Volunteer: Salish Sea Ecosystem Conference; 2018

• Volunteer: Wildlife Monitoring Technician, WWU Department of Biology: 2017-2018

• Volunteer: Vine Deloria Jr. Indigenous Studies Symposium: 2019

• High school varsity soccer Captain, MVP, and 1st Team All-Conference Player: 2014-2016

• Co-founder: Be the Change Leadership Conference: 2011-current

Skills and Certificates

• Certificates: River Studies and Leadership; River Science; ACA Swiftwater Rescue Certificate: Level 2

• GIS software: ArcGIS Pro; ArcGIS Online; ESRI Products; QGIS

• Statistical languages/programs: R, RStudio, Python, SQL, MATLAB

• Other software: Dragonfly, Google Earth engine, Ableton

• Spatial data processing: Remote sensing; image analysis; LiDAR; radio telemetry

• Wildlife survey methods: songbirds, riverbirds, raptors, carnivores, amphibians

Organizations and Affiliations

• Association for Tropical Biology and Conservation member 2022-current

• Ecological Society of America member 2022-current

• Northwest Scientific Association member 2021-current

• Washington Chapter of the Wildlife Society member 2019-2020

• River Management Society member 2019-2020

• Puget Sound ESRI User Group member 2018-2020