A blue-green algae Red Alert is in place for the Great Darling Anabranch at the Silver City Highway crossing is on Red alert for blue-green algae.
An Amber Alert has been put in place for the Murray River at Buronga, Merbein, Curlwaa, Fort Courage and Lock 8 is on Amber alert for blue-green algae.
People should avoid recreational activities such as swimming, water skiing, canoeing and any other activity that brings them into contact with this waterbody until the red alert warning is lifted.
Potentially toxic blue-green algae may cause gastroenteritis if consumed, while contact can cause skin and eye irritations.
Consumption of water containing algal toxins may cause liver damage and other health problems.
Boiling the water does not remove algal toxins.
People who suspect they have been affected by blue-green algae should seek medical advice.
People should not eat mussels or crayfish from red alert warning areas.
Any fish caught should be cleaned and washed thoroughly in uncontaminated water; the internal organs should not be eaten.
Avoiding fishing during a bloom is the best way to minimise risk.
There are no alerts in place for the Darling River.
Updates and information about blue-green algae blooms and red level warning areas can be obtained by visiting https://www.waternsw.com.au/water-services/water-quality/algae or calling 1800 999 457.
Image: https://pixabay.com/photos/algae-green-weed-plants-water-112356/