Several popular Sydney beaches, including the iconic Bondi, have been closed after patches of red algae were spotted in the water.
Patches of the red algae, a natural phenomenon that can be exacerbated by certain weather conditions, have been sighted between Bondi Beach and Maroubra Beach this morning.
Both Bondi Beach and Clovelly Beach are closed while authorities conduct tests in the water.
Gordon's Bay was also closed due to the algal bloom, with Beachwatch posting a photograph on Twitter showing water the colour of tomato juice.
Read more: News.com and Herald Sun