Education
Doctorate Degree
PhD in Integrative Biology
University of Guelph, 2010
Master's Degree
MS in Biology
University of Potsdam, 2004
Bachelor's Degree
BS in Biology
University of Konstanz, 2001
Featured grants
- Schwalb, A N. Vertical migration of unionid mussel species in rivers of Central Texas, Research Enhancement Program, $8000. (Funded: 2015). Grant.
- Schwalb, A N (Co-Principal), Morris, T J (Principal). Investigating the early life stages of the Endangered Wavyrayed Lampmussel (Lampsilis fasciola), Fisheries and Oceans Canada's Species at Risk program (SARCEP) and Interdepartmental Recovery Fund, $70000. (Funded: 2008). Grant.
- Siciliano-Martina, L, Farias, M, Lorkovic, E., Schwalb, A N. SmartShell: Deep Learning and 3D Morphometrics for Accurate Identification, Research Enhancement Program, $24000. (Funded: 2026 - 2027). Grant.
- Schwalb, A N (Principal), Nowlin, Weston Hugh (Co-Principal), Schwartz, Benjamin F (Co-Principal). Integrating Long Term Datasets with Next Generation Ecological Models to Quantify Ecological Response in Aquatic Systems, US Army Corps of Engineers, Federal, $4244320. (Funded: 2023 - 2026). Grant.
- Nowlin, Weston Hugh (Principal), Percent Contribution: %33.3, Schwalb, Astrid Nadine, Percent Contribution: %33.3, Schwartz, Benjamin F, Percent Contribution: %33.3. Quantifying drivers of native and non-native aquatic species abundance and distribution in drought- and flood-prone Texas basins, U.S. Army Crop of Engineers, Federal, $2253674. (Funded: 2022 - 2025). Grant.
Featured scholarly/creative works
- Lorkovic, E., Martina, J. P., McGarrity, M., & Schwalb, A. N. (2025). Two invaders, one reservoir: Hydrilla shapes the distribution of zebra mussels and may facilitate their growth. Aquatic Invasions, 273–290.
- Schwalb, A. N., Grob, N., & York, H. (n.d.). Zebra mussel Monitoring in Texas Water Bodies. Final Performance Report for Contract no. CA-0007096. Texas Parks and Wildlife Department.
- Lee Gudgell, J., Somerley Swarm, J., Ericah Beason, D., Tara Lanzer, L., Clinton Robertson, R., & Schwalb, A. N. (2025). Acute ammonia toxicity of Texas unionid mussels. Environmental Toxicology and Chemistry. https://doi.org/10.1093/etojnl/vgaf246
- Iris Foxfoot, R. ., Kiara Cushway, C. ., Schwalb, A. N., David Smith, R. ., & Todd Swannack, M. . (2025). Evaluating freshwater mussel sampling methodologies using a simulation model. Ecological Indicators. https://doi.org/10.1016/j.ecolind.2025.114172
- Cushway, K., Harris, A., Piercy, C., Mitchell, Z., & Schwalb, A. N. (2024). Go with the flow: impacts of high and low flow conditions on freshwater mussel assemblages and distribution. PLOS ONE, PLoS ONE 19(2): e0296861.
Featured awards
- Award / Honor Recipient: Presidential Research Award, Texas State University. 2022
- Award / Honor Recipient: College Achievement Award for Excellence in Scholarly/Creative Activities, College of Science and Engineering, Texas State University. 2020
- Award / Honor Recipient: NABS President’s Award, North American Benthological Society. 2009
- Award / Honor Recipient: International Graduate Scholarship, University of Guelph. 2008
- Award / Honor Recipient: NABS Graduate Student Conservation Research Award, North American Benthological Society. 2007
Featured service activities
Associate Editor for Freshwater Science
Editorial board member for Freshwater Biology
Member of the Freshwater Mollusk Conservation Society Field studies and Ecosystem Services committee
Director of Aquatic Resources MS program
Board member of Burnett Ranch River Park Association
Member of departmental graduate committee