John Trethewie

John Trethewie

Technical Officer MER Edward/Kolety - Wakool

Agricultural, Environmental and Veterinary Sciences

Biography

John Trethewie has undertaking research and monitoring on the ecology, management, and restoration of aquatic ecosystems for over 5 years. He has extensive experience in undertaking fieldwork on flow-ecology relationships, ecosystem responses to environmental watering, and river restoration. He has been leading fieldwork for Long-Term Intervention Monitoring Project (2017-2019), and the Monitoring, Evaluation and Research (Flow-MER) program in the Edward/Kolety-Wakool system (2019-present) funded by the Commonwealth Environmental Water Office. He has also been involved in fieldwork for the Victorian Environmental Flows and Monitoring and Assessment Program (VEFMAP) in the Glenelg River (2014), and Loddon-Campaspe Rivers (2015-2016). His primary area of expertise in in field and laboratory techniques concerning fish spawning, larval identification and juvenile fish recruitment and growth.

Research
  • flow-ecology relationships,
  • ecosystem responses to environmental watering
  • river restoration
Publications
Full publications list on CRO

Recent publications

  • Watts, R., Bond, N. R., Healy, S., Liu, X., McCasker, N., Michie, L., Siebers, A., Thiem, J., & Trethewie, J. (2022). Commonwealth Environmental Water Office Monitoring, Evaluation and Research Project: Edward/Kolety-Wakool Flow selected area technical report 2021-22. Commonwealth Environmental Water Office.
  • Watts, R., Bond, N. R., Healy, S., Liu, X., McCasker, N., Michie, L., Siebers, A., Thiem, J., & Trethewie, J. (2022). Commonwealth Environmental Water Office Monitoring, Evaluation and Research Project: Edward/Kolety-Wakool Flow selected area summary report 2021-22. Commonwealth Environmental Water Office.
  • Watts, R., Beemster, M., Trethewie, J., Rourke, M. L., & Healy, S. (2022). Edward/Kolety-Wakool Flow-MER program Quarterly Newsletter: Issue 12, June 2022. (pp. 1). Commonwealth Environmental Water Office. https://www.dcceew.gov.au/sites/default/files/documents/edward-kolety-wakool-newsletter-12-2022.pdf
  • Watts, R., Crew, D., Egan, L., Frazier, P., Gower, T., Hamilton, T., Healy, S., Liu, X., McCasker, N., Ross, L., Siebers, A., Trethewie, J., & Winkle, S. (2022). Edward/Kolety-Wakool Flow Monitoring, Evaluation and Research project: Werai Forest research report 2022. Charles Sturt University.
  • Watts, R., Allan, C., Bond, N. R., Campbell, B., Childs, P., Dyer, J., Sascha, H., Liu, X., McCasker, N., McRae, D., Mullin, E., Reid, K., Siebers, A., Thiem, J., & Trethewie, J. (2022). Monitoring, research and social learning contributing to adaptive management of environmental flows in a regulated river in Australia. Abstract from 2022 Joint Aquatic Sciences meeting, Grand Rapids, Michigan, United States.