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Blue-green algae occur naturally in rivers, lakes and dams. Under certain conditions, blue-green algae multiply quickly, creating an ‘algal bloom’ that can decrease water quality.

Water quality issues have increased as flood waters bring nutrient loads into rivers.

The MDBA website will be easier to navigate following a major upgrade, due for launch in early 2023.

Our legal expenditures back to the financial year 2018–19.

Acid sulfate soils can pose a serious risk to the health of the plants, animals and communities of the Murray–Darling Basin especially during high risk periods such as droughts under low flows and water levels.

Salinity is the concentration of salt in the water or soil. Managing salinity is one of the biggest challenges in the Murray–Darling Basin.

A mass fish death is when many fish die suddenly and unexpectedly. It is more likely to happen in times of flood or drought.

The Lower Darling was subject to tragic fish death events in December 2018 and January 2019. The large fish death events covered a 40 kilometre stretch of the Darling River, downstream of Menindee Lakes.

Dissolved organic carbon-rich water (blackwater) occurs naturally when floods wash large amounts of leaves, grass and other organic material off riverbanks and floodplains into waterways.

Increasing community concern and passion for the banks of the Murray River has sparked a whole-of-river project looking at riverbank erosion, under the Murray–Darling Water and Environment Research Program.