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Flows in the River Murray System vary widely depending on a range of factors, including rainfall, inflows, evaporation, and demands for water from all users.

Flows in the River Murray System vary widely depending on a range of factors, including rainfall, inflows, evaporation, and demands for water from all users.

Two decades of cooperation, restoration, and protection of the river system.

October Update to the Annual Operating Outlook (AOO) providing confidence that near full storages can help meet demands for the remainder of the water year.

To understand how fish are counted in fishways, first it is important to understand why we want to count these fish in the first place.

Since 1922, when the first weir was constructed, there have been efforts to help fish move through the waterways. Our timeline shows the progress of the fishway infrastructure.

Fishways are important for the passage of fish through barriers such as weirs, to allow them to migrate up and down a river. There are many fishways along the River Murray. Learn about how they work, their types, locations, history and fish movement.

From 14 to 17 November, Authority Chair Sir Angus Houston and Executive Director River Operations, Andrew Reynolds led the final MDBA listening tour of 2023, meeting with people in the Goulburn–Murray and Mid-Murray regions.

In 2020–21, monitoring assessed how carbon, nutrients and zooplankton (a type of water bug) changed along the length of the River Murray in response to water for the environment.

Monitoring reports from the River Murray, one of The Living Murray icon sites.