Merri-bek Crime Investigation Unit detectives have arrested a man and identified six others following an affray in Pascoe Vale on 9 September.
A 75-year-old Sunbury man, his wife and sister were having a meal at a licensed premises on Railway Parade, when it's alleged a group of six men got into a fight with another man about 9.30pm.
During the brawl, the Sunbury man sustained a serious hip and leg injury that required surgery.
His wife, a 74-year-old Sunbury woman, sustained minor injuries and was also taken to hospital for treatment.
No one else was injured.
Following an appeal this morning, all seven men have made themselves known to police.
A 54-year-old Glenroy man attended Fawkner Police Station this evening and was arrested.
He was interviewed in relation to the incident and released pending further enquires.
The six other men will all be interviewed at a later date.
