PRINCIPAL INVESTIGATOR
Sujay Kaushal
Professor
University of Maryland, College Park
Earth System Science Interdisciplinary Center & Department of Geology
skaushal@umd.edu
Professional Experience:
2013 - Present | Professor
University of Maryland, College Park
Earth System Science Interdisciplinary Center
Department of Geology
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2010 - 2013 | Assistant Professor
University of Maryland, College Park
Earth System Science Interdisciplinary Center
Department of Geology
2008 | IGB Fellow in Freshwater Science
Leibniz-Institute of Freshwater Ecology and Inland Fisheries​
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2005 - 2009 | Adjunct Assistant Professor
University of Maryland, Baltimore County
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2005 - 2010 | Assistant Professor
University of Maryland Center for Environmental Science
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2001 - 2003 | Postdoctoral Scientist
Cary Institute of Ecosystem Studies, Millbrook, NY
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Education:
2003 | University of Colorado, Boulder, CO
Ph.D, Ecology and Evolutionary ​Biology
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1997 | Cornell University, Ithaca, NY
B.A., Ecology and Evolutionary Biology
GRADUATE STUDENTS
Ashley Dann
Ph.D. Student
University of Maryland, College Park
Earth System Science Interdisciplinary Center & Department of Geology
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B.S. Geology, University of Florida
Sydney Shelton
Ph.D. Student
University of Maryland, College Park
Earth System Science Interdisciplinary Center & Department of Geology
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B.S. Sustainability Studies & Environmental Science, Rensselaer Polytechnic Institute
Wes Slaughter
Ph.D. Student
University of Maryland, College Park
Earth System Science Interdisciplinary Center & Department of Geology
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B.S. Molecular Environmental Biology, University of California, Berkeley
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RESEARCH STAFF
Ashley Mon
Lab Manager | Research Assistant
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B.S. Biochemistry, University of Maryland, College Park
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UNDERGRADUATE STUDENTS
Daniel Collison
Senior Thesis Student, 2024-2025
ALUMNI
Joseph Malin
M.S. 2023
"Longitudinal stream synoptic (LSS) monitoring to evaluate water quality in restored streams."
Now an Estimator at Environmental Quality Resources, LLC
Joseph Galella
Ph.D. 2023
"Mobilization of chemical cocktails by Freshwater Salinization Syndrome in the Chesapeake Bay watershed"
Now a Postdoctoral Research Associate at the University of Delaware
Carly Maas​
M.S. 2022
"Freshwater Salinization Syndrome limits management efforts to improve water quality"
Now a hydrologist at the USGS
Kelsey Wood​
M.S. 2020; Lab Manager, 2016-2018
"Tree trade-offs in stream restoration: impacts on riparian groundwater quality"
Now an Environmental Project Scientist/Geologist at Sundance Consulting
Carol Morel​
M.S. 2020
"Tracking transport of 'chemical cocktails' of trace metals using metals using sensors in urban streams"
Now a Research Scientist at National Climate Adaptation Science Center
Shahan Haq​
M.S. 2018; Research Technician, 2014-2016
"Effects of salinization on base cation, nutrient, carbon, and trace metal biogeochemistry in human-impacted rivers in the Eastern US"
Now an Associate Director for ESG & Climate Risk Solutions at Moody's Analytics
Tom Doody
M.S. 2017
"Hydrological, biological, and geochemical relationships among carbon, nitrogen, and base cations in restored and unrestored urban streams"
Now an ecologist at the USGS
Rose Smith
Ph.D. 2016
"Dissolved and gaseous fluxes of carbon and nitrogen from urban watersheds of the Chesapeake Bay"
Now a Research Assistant Professor, Department of Biology, University of Utah
Tammy Newcomer-Johnson
Ph.D. 2015
"Nitrogen uptake and denitrification in restored and degraded urban streams: impacts of organic carbon and integrated stormwater management"
Now an ecologist at the EPA
Michael Pennino
Ph.D. 2014
"Sources and transformations of nitrogen and carbon in urban watersheds"
Now an ecologist at the EPA
Gwen Sivirichi
M.S. 2009
"Longitudinal patterns in streamwater chemistry and carbon and nitrogen mass balances in restored and degraded stream networks"
Now a Technical Director at AKRF Environmental Consulting
Katie Delaney
M.S. 2009
"Organic nitrogen and carbon transformations in a stream network of the Chesapeake Bay watershed"
Carolyn Klocker
M.S. 2007
"Whole stream nitrogen uptake and denitrification in a restored stream of the Chesapeake Bay"
Now Environment & Energy Program Leader at the Cornell Cooperative Extension
Kristine Hopfensberger
Ph.D. 2007
"Effects of annual and perennial community dynamics of tidal freshwater marsh ecosystem functioning"
Now a Professor and Director of the Environmental Science Program at Northern Kentucky University
FORMER RESEARCH STAFF
Ohzmar Evardo
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Madeleine Seppi
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Bennett Kellmayer
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Ruth Shatkay
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Alexis Yaculak
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Jenna Reimer
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Shuiwang Duan
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Julia Gorman
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Metthea Yepsen
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Melissa Grese
Research Assistant, 2025
Research Assistant, 2025
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Lab Manager, 2023-2024
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Lab Manager, 2021-2023
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Research Assistant, 2021-2022
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Lab Manager, 2019-2022
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Research Associate, 2010-2018
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Lab Technician, 2013-2014
Lab Technician, 2012-2013
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Lab Technician, 2008-2011
FORMER UNDERGRADUATE COLLABORATORS
Muqarib Anwar
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Ohzmar Evardo
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Madeleine Seppi
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Nicholas Salanitri
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Martin Stan
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Randi Noel
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Julianna Mussa
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Jacob Scabis
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Ethan Gullo
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Ashley Ireland
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Daniel Ding
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Cate Ondrusek
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Jasmine Escobar
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Kyriaki Papageorgiou
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​Matthew Tagle
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Robert Stutzke
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Alexis Yaculak
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Walter Boger
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Bill Li
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William Nguyen
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Daniel Silberstein
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Julian Leal
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Megan Houlihan
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Kevin Mei
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Nathan Bailey
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Elizabeth Lee
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Ethan McMullen
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Tom Doody
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Grant Jiang
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Tess Van Orden
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Evan Smith
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Harold Manrique Hernandez
Undergraduate Intern, 2025
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Undergraduate Intern | Research Assistant, 2024-2025
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Undergraduate Intern | Research Assistant, 2024-2025
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Senior Thesis Student, 2024-2025 | Undergraduate Intern, 2023-2024
"Analysis of Biochemical Oxygen Demand and Organic Matter after Stream Restoration"
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Undergraduate Intern, 2024
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SOARE Intern, 2024
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SOARE Intern, 2024
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Undergraduate Intern, 2024
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Undergraduate Intern, 2024
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Undergraduate Intern, 2023-2024
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Undergraduate Intern, 2023-2024
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Undergraduate Intern, 2023
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Undergraduate Intern, 2023
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Undergraduate Intern | Research Assistant, 2021-2023
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Undergraduate Intern, 2023
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Undergraduate Intern, 2021-2022
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Senior Thesis Student, 2020-2021
"A longitudinal study of redox sensitive elements along a regenerative stormwater conveyance (RSC) system"
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Senior Thesis Student, 2020-2021
"High frequency sampling of the Campus Creek RSC"
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Senior Thesis Student, 2020-2021
"Relationships between dissolved organic carbon, iron and manganese concentrations in the Susquehanna, Patuxent, and Potomac Rivers"
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Senior Thesis Student, 2019-2020
"The influence of road salts on the mobilization of bioreactive elements in regenerative stormwater conveyance systems"
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Senior Thesis Student, 2018-2019
"A synoptic survey of Campus Creek"
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Senior Thesis Student, 2018-2019
"Spatial and temporal trends in salinization in the northeast branch of the Anacostia River"
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Undergraduate Intern, 2018
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Senior Thesis Student, 2017-2018
"Diurnal variations in urban stream chemistry"
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Senior Thesis Student, 2016-2017
"Effects of deicing agents on stream water chemistry"
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Senior Thesis Student, 2015-2016
"The effect of sulfate inputs on sulfide abundance and sulfur isotopic compositions of two constructed wetlands"
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Undergraduate Intern, 2014-2015
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Senior Thesis Student, 2013-2014
"Potential impacts of anthropogenic impervious surfaces on alkalinization in urban watersheds"
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Senior Thesis Student, 2012-2013
"Characterizing carbon sources and quality in four Baltimore streams with fluorescence spectroscopy"
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Senior Thesis Student, 2010-2011
"Impact of stream channel urbanization on dissolved oxygen concentrations"
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Undergraduate Intern, 2011
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REU Fellow, 2009