Faculty Profiles

Dr. Weston Hugh Nowlin

Professor — Biology

FAB 200A

phone: (512) 245-8794

wn11@txstate.edu

Received BA in Biology from Austin College, MS in Biology from Texas Christian University, and PhD from University of Victoria (Canada).

Freshwater ecosystems, Biogeochemistry, Ecological stoichiometry, Aquatic community ecology, Stable isotope ecology

Selected Scholarly/Creative Work

Thalhuber, T., Chumchal, M., Drenner, R., Nowlin, W. H., Williams, D., Barst, B., … Zudock, W. (2025). Methyl Mercury Contamination and Diet of Nestling Red-winged Blackbirds. Environmental Toxicology and Chemistry. https://doi.org/https://doi.org/10.1093/etojnl/vgae018
Riggins, C., Perkin, J., Nowlin, W. H., & Smith, K. (n.d.). Population ecology and life history of Macrobrachium carcinus (Linnaeus, 1758) (Decapoda: Caridea: Palaemonidae), in a spring‐fed, headwaters river of Central Texas, USA. Journal of Crustacean Biology.
Perez-Rocha, M., Cottenie, K., Cline, K., Elkins, L., Mangold, R., Nowlin, W. H., … Schwalb, A. N. (2024). Using a nested sampling design across spatial scales to gain insights into distribution patterns of fishes, mussels, and macroinvertebrates in a riverine system. Journal of Biogeography, https://doi.org/10.1111/jbi.15003.
Santee, N., Conway, K., Nowlin, W. H., Smith, D., & Perkin, J. (2024). Alterations to water quality and quantity elicit similar stream fish functional trait responses in three North American rivers. Ecological Indicators, 169, 112917.
Nair, P. R., Gibson, J. R., Schwartz, B. F., & Nowlin, W. H. (2023). Temperature responses vary between riffle beetles from contrasting aquatic environments. Journal of Thermal Biology, 112, 103485.

Award / Honor Recipient: Foundations of Excellence Award, Texas State University Student Foundation. October 2020
Award / Honor Recipient: Presidential Award for Scholarly/Creative Activities, Texas State University. 2008
Award / Honor Recipient: Student Travel Award, American Society of Limnology and Oceanography. 2000
Award / Honor Recipient: Outstanding Graduate Student of 1998, Texas Christian University, Department of Biology. 1998

Hardy, Thomas (Principal), Nowlin, Weston Hugh (Co-Principal), Williamson, Paula S (Co-Principal). Effects of suspended sediments on Texas wild rice, other macrophytes, and macroinvertebrates, Edwards Aquifer Authority (Edwards Aquifer Habitat Conservation Plan), Federal, $75000. (Funded: 2015 - 2016). Grant.
Nowlin, Weston Hugh (Principal), Schwartz, B (Co-Principal), Sansom, A (Co-Principal). Spring Lake Nutrient Sources Identification and Nutrient Management Plan, $293689. (Funded: March 2009). 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 - 2025). Grant.
Nowlin, Weston Hugh (Principal), Schwalb, Astrid Nadine, Schwartz, Benjamin F. 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.
Nowlin, Weston Hugh (Principal), Schwalb, Astrid Nadine, Schwartz, Benjamin F, Hardy, Thomas (Co-Principal). 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: October 2021 - September 2022). Grant.

Editorial Review Board Member

Frontiers in Ecology and Evolution

2024-Present

Member

Radiation and Laser Safety Committee

2023-Present

Co-Chair

Texas Research Institute for Aquatic and Groundwater Ecology (TRIAGE)

2021-Present

Speaker

Highland Lakes Master Naturalists

2019-Present

Member

Space Committee

January 2018-Present