Megan Williams

Assistant Professor, Hydraulic and Environmental Engineering & Biological Sciences, Pontificia Universidad Católica de Chile.

Peer-Reviewed Publications

2026

  • Gutiérrez, K., Williams, M.E., Correa, S., Winckler, P., Escauriaza, C. (2026). Modeling wave-induced sediment transport and morphodynamic response in a bar-built estuary. Coastal Engineering, 210, 105056. https://doi.org/10.1016/j.coastaleng.2026.105056

  • Vicuña, S., Gómez, R., Bravo, V., Vargas, J., Gutiérrez, Á.G., Williams, M.E., Gaxiola, A., Leray, S., González, D., Zúñiga, P., Mesa, F. (2026). Assessing the complex nature of climate change risks in semi‑arid coastal basins. Regional Environmental Change, 26, 161. https://doi.org/10.1007/s10113-026-02642-7

2025

  • Escauriaza, C., Williams, M.E. (2025). Antidune simulations using continuum-based models. Earth Surface Processes and Landforms, 50(1), e6058. https://doi.org/10.1002/esp.6058

  • Suarez, L., Guerra, M., Escauriaza, C., Williams, M.E. (2025). Tidal energy resource assessment in the Strait of Magellan in the Chilean Patagonia. Renewable Energy, 252, 123430. https://doi.org/10.1016/j.renene.2025.123430

  • Alvarez-Silva, O., Paniagua-Arroyave, J.F., Cantero, E., Lessa, G.C., Moreira, D., Ross, L., Santoro, P., Schettini, C.A.F., Williams, M.E., Valle-Levinson, A. (2025). Semi-enclosed coastal systems of South America: compilation and dynamic-based classification. Continental Shelf Research, 292, 105493. https://doi.org/10.1016/j.csr.2025.105493

  • Poblete, D., Vicuña, S., Aedo, S., Molina-Perez, E., Cortés, H., Melo, O., Ocampo-Melgar, A., Tesen, K., Suárez, F., Herane, J.P., Meza, F., Duarte, K., González, D., Leray, S., Williams, M., Gaxiola, A., Alfaro, G., Morales-Moraga, D. (2025). Using a robust decision making (RDM) approach to explore current and future vulnerabilities of a semi-arid coastal basin: A case study of the Quilimarí basin in Chile. Frontiers in Environmental Science, 13, 1553675. https://doi.org/10.3389/fenvs.2025.1553675

2024

  • Roco, A., Flores, R.P., Williams, M.E., Saldías, G.S. (2024). Observations of river-wave interactions at a small-scale river mouth. Coastal Engineering, 189, 104456. https://doi.org/10.1016/j.coastaleng.2024.104456

  • Lozovatsky, I., Escauriaza, C., Suarez, L., Fernando, H.J.S., Williams, M., Coppersmith, R.S., Mayorga, N. (2024). A snapshot of turbulence in the Northeastern Magellan Strait. Ocean Dynamics, 74, 459-469. https://doi.org/10.1007/s10236-024-01613-y

  • Soto-Rivas, K., Flores, R.P., Williams, M., Escauriaza, C. (2024). Understanding Salinity Intrusion and Residence Times in a Small-Scale Bar-Built Estuary under Drought Scenarios: The Maipo River Estuary, Central Chile. Journal of Marine Science and Engineering, 12(7), 1162. https://doi.org/10.3390/jmse12071162

  • Suarez, L., Guerra, M., Williams, M.E., Escauriaza, C., Lozovatsky, I., Coppersmith, R., Fernando, H.J.S. (2024). Flow characterization and turbulence in the eastern section of the Strait of Magellan, Southern Chile. Continental Shelf Research, 105344. https://doi.org/10.1016/j.csr.2024.105344

2023

  • Escauriaza, C., González, C., Williams, M.E., Brevis, W. (2023). Models of bed-load transport across scales: turbulence signature from grain motion to sediment flux. Stochastic Environmental Research and Risk Assessment, 37, 1039-1052. https://doi.org/10.1007/s00477-022-02333-9

  • Solan, M., Spencer, T., Paterson, D.M., Unsworth, C.A., Christie, E.K., Blight, A., Brown, J., Brooks, H., Lichtman, I.D., Wei, X., Li, X., Thorne, P., Leyland, J., Godbold, J.A., Thompson, C., Williams, M.E., Plater, A., Moller, I., Amoudry, L.O. (2023). Biological-physical interactions are fundamental to understanding and managing coastal dynamics. Royal Society Open Science, 10, 230155. https://doi.org/10.1098/rsos.230155

2022

  • Wei, X., Williams, M.E., Brown, J.M., Thorne, P.D., Amoudry, L.O. (2022). Salt intrusion as a function of estuary length in periodically weakly stratified estuaries. Geophysical Research Letters, 49, e2022GL099082. https://doi.org/10.1029/2022GL099082

  • Flores, R.P., Williams, M.E., Horner-Devine, A.R. (2022). River plume modulation by infragravity wave forcing. Geophysical Research Letters, 49, e2021GL097467. https://doi.org/10.1029/2021GL097467

2021

  • Wei, X., Schuttelaars, H.M., Williams, M.E., Brown, J.M., Thorne, P.D., Amoudry, L.O. (2021). Unravelling interactions between asymmetric tidal turbulence, residual circulation and salinity dynamics in short, periodically weakly stratified estuaries. Journal of Physical Oceanography, 51(5), 1395-1416. https://doi.org/10.1175/JPO-D-20-0146.1

  • Guerrero, Q., Williams, M.E., Guillén, J., Lichtman, I.D., Thorne, P.D., Amoudry, L.O. (2021). Small-scale bedforms and associated sediment transport in a macro-tidal lower shoreface. Continental Shelf Research, 104483. https://doi.org/10.1016/j.csr.2021.104483

2020

  • Billson, O., Russell, P., Davidson, M., Poate, T., Amoudry, L., Williams, M. (2020). In-situ observations of infragravity response during extreme storms on sand and gravel beaches. Journal of Coastal Research, 95(SI), 382-386. https://doi.org/10.2112/SI95-074.1

2019

  • Williams, M.E., Amoudry, L.O., Brown, J.M., Thompson, C.E.L. (2019). Fine particle retention and deposition in regions of cyclonic tidal current rotation. Marine Geology, 410, 122-134. https://doi.org/10.1016/j.margeo.2019.01.006

  • Thompson, C.E.L., Williams, M.E., Amoudry, L., Hull, T., Reynolds, S., Panton, A., Fones, G.R. (2019). Benthic controls of resuspension in UK shelf seas: implications for resuspension frequency. Continental Shelf Research, 185, 3-15. https://doi.org/10.1016/j.csr.2017.12.005

  • Wei, X., Brown, J.M., Williams, J., Thorne, P.D., Williams, M.E., Amoudry, L.O. (2019). Importance of storm propagation speed to coastal flood hazard induced by offshore storms. Ocean Modelling, 143, 101472. https://doi.org/10.1016/j.ocemod.2019.101472

2017

  • Thompson, C.E.L., Silburn, B., Williams, M.E., Hull, T., Sivyer, D., Amoudry, L.O., Widdicombe, S., Ingels, J., Carnovale, G., McNeill, C.L., Hale, R., Laguionie Marchais, C., Hicks, N., Smith, H.E.K., Klar, J.K., Hiddink, J.G., Kowalik, J., Kitidis, V., Reynolds, S., Woodward, E.M.S., Tait, K., Homoky, W., Kröger, S., Bolam, S., Godbold, J.A., Aldridge, J., Mayor, D.J., Benoist, N.M.A., Bett, B.J., Morris, K.J., Parker, E.R., Ruhl, H.A., Statham, P.J., Solan, M. (2017). An approach for the identification of exemplar sites for scaling up targeted field observations of benthic biogeochemistry in heterogeneous environments. Biogeochemistry, 135(1-2), 1-34. https://doi.org/10.1007/s10533-017-0366-1

2016

  • Williams, M.E., Stacey, M.T. (2016). Tidally discontinuous ocean forcing in bar-built estuaries: The interaction of tides, infragravity motions, and frictional control. Journal of Geophysical Research: Oceans, 121, 571-585. https://doi.org/10.1002/2015JC011166