Professor Michael Stewardson

  • Room: Level: 03 Room: 353.13
  • Building: 333 Exhibition St
  • Campus: Other

Research interests

  • Freshwater ecosystem management (environmental flows, river restoration, environmental monitoring)
  • River science (ecohydrology, ecohydraulics, hydromorphology)
  • Water resources (environmental water, water sharing, river basin management)


Michael Stewardson is a Professor in the Department of Infrastructure Engineering at The University of Melbourne. He is Discipline Leader for Environmental Hydrology and Water Resources

Research interests
- ecohydraulics
- hydromorphology
- freshwater ecosystem management

Current projects
- understanding hyporheic exchange and its role in stream ecosystems
- monitoring and evaluation of environmental flows
- improving evidence-based practice in environmental management of rivers
- understanding benefits of urban stormwater harvesting on stream health

Recent publications

  1. Kaur S, Horne A, Nathan R, Szemis J, Gibson L, MacHado Costa A, Webb J, Stewardson M. Examining Trade-Offs in Piggybacking Flow Events while Making Environmental Release Decisions in a River System. Journal of Water Resources Planning and Management. American Society of Civil Engineers. 2019, Vol. 145, Issue 6. DOI: 10.1061/(ASCE)WR.1943-5452.0001048
  2. Morris C, Stewardson M, Finlayson B, Godden L. Managing Cumulative Effects of Farm Dams in Southeastern Australia. Journal of Water Resources Planning and Management. American Society of Civil Engineers. 2019, Vol. 145, Issue 3. DOI: 10.1061/(ASCE)WR.1943-5452.0001041
  3. Meempatta L, Webb J, Horne A, Keogh L, Loch A, Stewardson M. Reviewing the decision-making behavior of irrigators. WILEY INTERDISCIPLINARY REVIEWS-WATER. 2019. DOI: 10.1002/wat2.1366
  4. Horne A, Kaur S, Szemis J, MacHado Costa A, Nathan R, Webb J, Stewardson M, Boland N. Active Management of Environmental Water to Improve Ecological Outcomes. JOURNAL OF WATER RESOURCES PLANNING AND MANAGEMENT. American Society of Civil Engineers. 2018, Vol. 144, Issue 12. DOI: 10.1061/(ASCE)WR.1943-5452.0000991
  5. Stewardson M, Guarino F. Basin-scale environmental water delivery in the Murray-Darling, Australia: A hydrological perspective. FRESHWATER BIOLOGY. Blackwell Science. 2018, Vol. 63, Issue 8. DOI: 10.1111/fwb.13102
  6. Miller K, Casas-Mulet R, De Little S, Stewardson M, Koster WM, Webb J. Deficiencies in our understanding of the hydro-ecology of several native Australian fish: a rapid evidence synthesis. MARINE AND FRESHWATER RESEARCH. CSIRO Publications. 2018, Vol. 69, Issue 8. DOI: 10.1071/MF17241
  7. Gawne B, Capon SJ, Hale J, Brooks SS, Campbell C, Stewardson M, Grace MR, Stoffels RJ, Guarino F, Everingham P. Different Conceptualizations of River Basins to Inform Management of Environmental Flows. FRONTIERS IN ENVIRONMENTAL SCIENCE. 2018, Vol. 6, Issue OCT. DOI: 10.3389/fenvs.2018.00111
  8. Shang W, Gong Y, Wang Z, Stewardson M. Eco-compensation in China: Theory, practices and suggestions for the future. JOURNAL OF ENVIRONMENTAL MANAGEMENT. Academic Press - Elsevier Science. 2018, Vol. 210. DOI: 10.1016/j.jenvman.2017.12.077
  9. Stewardson M, Skinner D. Evaluating Use of Environmental Flows to Aerate Streams by Modelling the Counterfactual Case. ENVIRONMENTAL MANAGEMENT. Springer. 2018, Vol. 61, Issue 3. DOI: 10.1007/s00267-017-0955-8
  10. Horne A, Szemis J, Webb J, Kaur S, Stewardson M, Bond N, Nathan R. Informing Environmental Water Management Decisions: Using Conditional Probability Networks to Address the Information Needs of Planning and Implementation Cycles. ENVIRONMENTAL MANAGEMENT. Springer. 2018, Vol. 61, Issue 3. DOI: 10.1007/s00267-017-0874-8
  11. Webb J, Koster WM, Stuart IG, Reich P, Stewardson M. Make the Most of the Data You've Got: Bayesian Models and a Surrogate Species Approach to Assessing Benefits of Upstream Migration Flows for the Endangered Australian Grayling. ENVIRONMENTAL MANAGEMENT. Springer. 2018, Vol. 61, Issue 3. DOI: 10.1007/s00267-017-0822-7
  12. De Little S, Casas-Mulet R, Patulny L, Wand J, Miller K, Fidler F, Stewardson M, Webb J. Minimising biases in expert elicitations to inform environmental management: Case studies from environmental flows in Australia. ENVIRONMENTAL MODELLING & SOFTWARE. Elsevier Science. 2018, Vol. 100. DOI: 10.1016/j.envsoft.2017.11.020
  13. Webb J, De Little S, Miller KA, Stewardson M. Quantifying and predicting the benefits of environmental flows: Combining large-scale monitoring data and expert knowledge within hierarchical Bayesian models. FRESHWATER BIOLOGY. Blackwell Science. 2018, Vol. 63, Issue 8. DOI: 10.1111/fwb.13069
  14. Chu L, Grafton RQ, Stewardson M. Resilience, Decision-making, and Environmental Water Releases. EARTHS FUTURE. American Geophysical Union. 2018, Vol. 6, Issue 6. DOI: 10.1029/2018EF000879
  15. Casas-Mulet R, Lakhanpal G, Stewardson M. The relative contribution of near-bed vs. intragravel horizontal transport to fine sediment accumulation processes in river gravel beds. GEOMORPHOLOGY. Elsevier Science. 2018, Vol. 303. DOI: 10.1016/j.geomorph.2017.12.013

View a full list of publications on the University of Melbourne’s ‘Find An Expert’ profile