Nine Sydney beaches have been closed after mysterious ball-shaped debris washed ashore

Nine beaches in Sydney AustraliaIt was closed after waves washed ashore murky gray debris in the shape of small balls.

The discovery of the marble-sized balls comes a few months after Similar incident In October last year, where thousands Washed black balls This led to the closure of Bondi Beach, among other tourist areas.

In a Share FacebookNorthern Beaches District Council has warned the public to avoid Manly, De Why, Long Reef, Queenscliff, Freshwater, North and South Curl, North Steen and North Narrabeen beaches.

It also advised people to stay away from “substances” until further notice during ongoing cleaning operations.

NSW Environment Protection Authority He confirmed in a statement They are testing the debris and advised the public not to touch it.

The agency highlighted similarities between these balls and those discovered last year, which consisted mostly of fatty acids and petroleum hydrocarbons but also included traces of human-generated waste.

Although the exact source of the debris had not been determined, the agency said at the time that it was looking into several possible causes, such as sewage overflow and cargo leakage.