IL Natural History Survey
Data received May 2025 • FT/PT status not provided.
Full-time employees
275
Median pay
$52,753
Average pay
$54,125
IL Natural History Survey
Employees by pay range
Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.
Employees
Click on one of the headers below to sort a column. Data shown reflects actual gross pay for 2024, except where noted otherwise.
| Position | Gross pay | Date hired | |
|---|---|---|---|
| Adomaitis, Jeannine Marie | Sci Spec, GIS/Wetland Sci | $51,843 | May 16, 2019 |
| Alexander, Nathan B. | Postdoc Res Assoc | $59,750 | Jan. 1, 2024 |
| Allen, Maximilian | Assistant Res Sci, Wildlife Ecol | $86,625 | May 1, 2018 |
| Anders, Philip J. | Biological Informatician | $87,991 | Jan. 18, 2000 |
| Anderson, Hannah Jeanette | Sr Sci Spec, Envrl Data | $24,170 | Aug. 16, 2024 |
| Arnold, Rose Alexis | Grad Res Assistant | $32,637 | March 14, 2022 |
| Asche, Emily Elizabeth | Grad Res Assistant | $31,782 | Oct. 3, 2022 |
| Basyal, Chitra Rekha | Grad Res Assistant | $28,199 | Jan. 16, 2024 |
| Beilke, Elizabeth Ann | Assistant Res Sci, Applied Ecol | $58,893 | June 16, 2022 |
| Benson, Thomas J. | Prin Res Sci, Wildlife Ecol | $117,581 | Aug. 11, 2008 |
| Beveroth, Tara Ann | Assoc Res Sci, Avian Ecol | $66,440 | July 1, 2008 |
| Bialeschki, Cathy J. | Administrative Aide | $80,607 | July 1, 2008 |
| Bieri, Taryn Elizabeth | Vst Sci Spec, Forest Ecol | $29,926 | June 1, 2023 |
| Blackshear, Millon | Assoc Medical Entomology Sci | $51,514 | Jan. 3, 2011 |
| Blake-Bradshaw, Abigail Grace | Postdoc Res Assoc | $57,781 | Jan. 2, 2024 |
| Boldrick, Julia Korp | Grad Res Assistant | $31,783 | Jan. 16, 2023 |
| Bradshaw, Therin Matthew | Assistant Res Sci, Waterfowl Ecol | $59,819 | Aug. 2, 2021 |
| Bried, Jason Thomas | Assistant Res Sci, Wetland Ecol | $64,966 | July 27, 2020 |
| Brooks, Tovah Renee | Academic Hourly - Research | $32,686 | May 22, 2023 |
| Brown, William Marshall | Academic Hourly - Research | $21,193 | Jan. 4, 2023 |
| Buckley, Jason Thomas | Sci Spec, Hunter Rr&R | $53,308 | Jan. 13, 2020 |
| Burgdorf, Kara Lynn | Sci Spec, Ais | $47,470 | Oct. 16, 2023 |
| Burgett, April M. | Bus Mgr (Cont) | $71,336 | July 1, 2008 |
| Butler, Steven | Assoc Res Sci, Aquatic Ecol | $58,692 | Sept. 22, 2010 |
| Buttstadt, Lindsey Kay | Academic Hourly - Research | $31,804 | Aug. 28, 2023 |
| Cao, Yong | Prin Res Sci, Stream Ecol | $105,644 | July 1, 2008 |
| Cara, Corrado | Vst Sci Spec, Vector Bio | $48,946 | Oct. 18, 2021 |
| Carmody, Patrick Lowell | Academic Hourly - Research | $31,152 | July 5, 2022 |
| Carter, Kassandra | Sr Sci Spec, Pollinator Ecol | $52,598 | June 1, 2022 |
| Chace, Jordyn Zoe | Grad Res Assistant | $32,776 | Aug. 16, 2020 |
| Chaffee, Rachel Erin | Grad Res Assistant | $23,683 | May 24, 2022 |
| Charles, Brian Matthew | Sci Spec, Botany | $53,329 | Feb. 16, 2022 |
| Chick, John Howard | Principal Aquatic Ecologist | $111,859 | July 1, 2008 |
| Clodfelter, Ember Beckett | Grad Res Assistant | $34,216 | Aug. 16, 2022 |
| Conatser, Kathryn E. | Grad Res Assistant | $30,744 | Sept. 5, 2019 |
| Cook, Theodore | Grad Res Assistant | $34,216 | Aug. 16, 2023 |
| Corush, Joel B. | Postdoc Res Assoc | $56,426 | March 1, 2021 |
| Costantini, Maria Sara | Postdoc Res Assoc | $49,979 | Oct. 11, 2022 |
| Cotten, Katrina Anais | Sr Sci Spec, Terrestrial Ecol | $48,458 | May 8, 2023 |
| Cowan, Megan Elizabeth | Sr Sci Spec, Fisheries Ecol | $27,928 | June 14, 2010 |
| Cremer, Chad A. | Grad Res Assistant | $20,290 | May 3, 2019 |
| Cygnar, Lauren Elizabeth | Academic Hourly - Research | $25,646 | April 15, 2024 |
| Czesny, Sergiusz Jakob | Prin Res Sci, Aquatic Ecol/Fsd | $120,338 | July 1, 2008 |
| Dannis, Bret Francis | Academic Hourly - Research | $37,107 | June 13, 2022 |
| Davila, Rafael | Grad Res Assistant | $30,744 | Dec. 16, 2024 |
| Davis, Mark Allen | Assoc Res Sci, Conserv Bio | $96,924 | Feb. 16, 2012 |
| De Waal Malefyt, Chelsea Anne | Academic Hourly - Research | $27,872 | March 15, 2024 |
| Dean, Lauren Elizabeth | Assistant Res Sci, Hunter Res | $30,841 | July 1, 2024 |
| Deboer, Jason Andrew | Assoc Res Sci, Lg River Ecol | $69,660 | May 6, 2013 |
| Deem, Lesley S. | Sr Sci Spec, Species Data | $63,589 | Feb. 14, 2012 |
Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.