Bluebottle jellyfish wash up on Sydney’s Bronte Beach. A famous beach has been struck with a dangerous ‘invasion’, just says after beaches were shut down due to mysterious black tar balls.

Bluebottle jellyfish wash up on Sydney’s Bronte Beach. A famous beach has been struck with a dangerous ‘invasion’, just says after beaches were shut down due to mysterious black tar balls.

Thousands of people have flocked to celebrate Christmas Day at a Sydney beach party that has been hailed as a “pretty special” event, despite reports of injuries and assault.