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The Murray–Darling Basin Authority (MDBA) has reassured communities the storages and weirs are well positioned to meet irrigation, community, and environmental needs this summer.

Despite a dry start to the water year with inflows well below average, the total active storage volume for the Murray–Darling Basin remains high at 6,770 gigalitres (GL).

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.

Each year we release an Annual Operating Outlook for the River Murray. It explains how we may operate the River Murray system across a range of possible climatic and rainfall scenarios.