Homicide Squad detectives are investigating the circumstances surrounding the death of a man in Corio this morning.
Police were called to an address in Chaffey Square about 4.50 am after reports that a firearm had been discharged.
On arrival police located a man in his 30s with injuries to his upper body.
He was taken to hospital in a critical condition but later died.
No arrests have been made and the investigation continues.
Anyone who witnessed the incident, with dash cam footage or with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au