Four girls and an 18-year-old woman have been arrested following a brawl at Melbourne's Northland Shopping Centre, the latest in a series of incidents at the popular retail precinct.

Victoria Police confirmed officers were patrolling the food court of the shopping centre in Preston when they saw a group of females brawling on Friday night.

Four girls aged 12, 14, 16, 17 and an 18-year-old woman were taken into custody.

The 14-year-old sustained minor injuries and was taken to hospital while the 12-year-old also suffered minor injuries and was treated by ambulance paramedics.

She was released pending further enquiries.

The 18-year-old Coburg North woman along with the 16-year-old and 17-year-old were interviewed by police and are expected to be charged on summons.

Victoria Police said Operation Pulse officers seized a knife, which was allegedly produced during the brawl.....