Seventeen people including teenagers as young as 13 were arrested after a mass brawl that broke out on a bus in Adelaide and left a woman with head injuries.
As the New Year arrived, so did South Australia's newest residents.
A man wielding a golden machete has been taken into police custody following a high-speed crash in Brisbane's south-east.
A woman who went missing while water tubing near Brisbane on New Year's Eve has been found dead.
Employers could end up in prison or face fines in the millions under new laws criminalising wage theft.