Dr. Edward Hammill
Watershed Sciences / Ecology Center
Department Head | Associate Professor

Contact Information
Office Hours: By AppointmentOffice Location: NR 210
Phone: (435) 797-2213
Email: edd.hammill@usu.edu
Additional Information:
Teaching Interests
Wats 1200 Biodiversity and Sustainability
Research Interests
Community Ecology and Conservation Planning
Publications | Journal Articles
Academic Journal
- González Ortiz, A.A, Walsworth, T., Hammill, E., Palomares, M.L, Pauly, D., Atwood, T., (2025). Fisheries disrupt marine nutrient cycles through biomass extraction. Communications Earth & Environment, 6:1, doi: 10.1038/s43247-025-02218-z
- Hammill, E., Atwood, T., (2023). Environmental variables drive spatial patterns of trophic diversity in mammals.
- Abdulwahab, U.A, Hammill, E., Hawkins, C.P, (2022). Choice of climate data affects the performance and interpretation of species distribution models.. Ecological Modelling, 471, 110042. doi: 10.1016/j.ecolmodel.2022.110042
- Hammill, E., Atwood, T., (2020). Functional redundancy dampens precipitation change impacts on species-rich invertebrate communities across the Neotropics. Nature Communications, 11:1
- Clancy, N.G, Draper, J.P, Wolf, J.M, Abdulwahab, U.A, Pendleton, M.C, Brothers, S., Brahney, J., Weathered, J., Hammill, E., Atwood, T., (2020). Protecting endangered species in the USA requires both public and private land conservation. Scientific Reports, 10:1
- Atwood, T., Valentine, S.A, Hammill, E., McCauley, D.J, Madin, E.M, Beard, K.H, Pearse, W., (2020). Herbivores at the highest risk of extinction among mammals, birds, and reptiles. Science Advances, 6:32, doi: 10.1126/sciadv.abb8458
- Hammill, E., Hawkins, C.P, Greig, H.S, Kratina, P., Shurin, J.B, Atwood, T., (2018). Landscape heterogeneity strengthens the relationship between β‐diversity and ecosystem function. Ecology, 99:11, 2467-2475. doi: 10.1002/ecy.2492
- Epperly, J., Witt, A., Haight, J., Washko, S., Atwood, T., Brahney, J., Brothers, S., Hammill, E., (2018). Relationships between borders, management agencies, and the likelihood of watershed impairment. PLoS ONE, 13:9
- Ollivier, Q., Hammill, E., Booth, D., Hinchcliff, C., Madin, E., Harborne, A., Lovelock, C., Macreadie, P., Atwood, T., (2018). Benthic meiofaunal community response to the cascading effects of herbivory within an algal halo system of the Great Barrier Reef. Plos One, 13, e0193932. doi: https://doi.org/10.1371/journal.pone.0193932
- Atwood, T.B, Hammill, E., (2015). Warming alters food web-driven changes in the CO2 flux of experimental pond ecosystems. Biology Letters, 11:12, doi: DOI: 10.1098/rsbl.2015.0785
- Hammill, E., Atwood, T., Srivastava, D.S, (2015). Predation threat has greater community and ecosytem effects than predator consumption. Ecosystems, 8, 57-66.
- Hammill, E., Atwood, T.B, Corvalan, P., (2014). Behavioural responses to predation may explain shifts in community structure. Freshwater Biology, 60:1, 125-135. doi: 10.1111/fwb.12475
- Atwood, T.B, Hammill, E., (2014). Competitive displacement alters top-down effects on carbon dioxide concentrations in a freshwater ecosystem. Oecologia, 75:1, 353-361. doi: 10.1007/s00442-013-2877-3
- Atwood, T.B, Hammill, E., (2013). Predator-induced reduction of freshwater carbon dioxide emissions. Nature Geoscience, 6:3, 191-194. doi: doi:10.1038/ngeo1734
An asterisk (*) at the end of a publication indicates that it has not been peer-reviewed.
Publications | Other
Other
An asterisk (*) at the end of a publication indicates that it has not been peer-reviewed.
Teaching
WATS 2000 - Natural Resource Professional Orientation, Fall 2025
WATS, WATS, WATS 4980, 6800, 7800 - Watershed Sciences Departmental Seminar, Fall 2025
WATS 1200 - Biodiversity and Sustainability (BLS), Spring 2025
WATS 2500 - Introduction to Marine Biology (BLS), Spring 2025
ENVS, WATS, WILD 2000, 2000, 2000 - Natural Resource Professional Orientation, Spring 2025
WATS, WATS, WATS 4980, 6800, 7800 - Watershed Sciences Departmental Seminar, Spring 2025
WATS 2000 - Natural Resource Professional Orientation, Fall 2024
WATS 3450 - Introduction to Coral Reefs-Field Course, Summer 2024
WATS 1200 - Biodiversity and Sustainability, Spring 2024
WATS 2500 - Introduction to Marine Biology, Spring 2024
ENVS, WATS, WILD 2000, 2000, 2000 - Natural Resource Professional Orientation, Spring 2024
ENVS, WATS, WILD 2000 - Natural Resource Professional Orientation, Spring 2024
WATS 1200 - Biodiversity and Sustainability, Spring 2023
WATS 2000 - Natural Resource Professional Orientation, Spring 2023
WATS 1200 - Biodiversity and Sustainability, Spring 2021
WATS, WILD 2000 - Natural Resource Professional Orientation, Spring 2021
WATS 1200 - Biodiversity and Sustainability, Spring 2020
WATS 6750 -
Prioritizing conservation and management actions with Marxan, Spring 2020
WATS 3450 - Introduction to Coral Reefs-Field Course, Summer 2019
WATS 1200 - Biodiversity and Sustainability, Spring 2019
WATS 6900 - Graduate Special Topics, Spring 2019
WATS 3450 - Introduction to Coral Reefs, Summer 2018
WATS 3450 - Introduction to Coral Reefs-Field Course, Summer 2018
WATS 1200 - Biodiversity and Sustainability, Spring 2018
WATS 6900 - Graduate Special Topics, Spring 2018
WATS 3450 - Introduction to Coral Reefs, Summer 2017
WATS 1200 - Biodiversity and Sustainability, Spring 2017
WATS 1200 - Biodiversity and Sustainability, Spring 2017
WATS 6900 - Graduate Special Topics, Spring 2017
WATS 6900 - Prioritizing conservation actions with Marxan, Spring 2017
WATS 1200 - Biodiversity and Sustainability, Fall 2015