Investigators have been told that an unknown man was ejected from a hotel on Wilson Street just before 2.30am on June 12, following an argument with another man.

Police believe two women then let the man back inside the hotel.

Once inside, the man allegedly approached the other man at the pool table.

It’s alleged the man then punched the victim to the side of the head, causing him to fall, hit his head on the ground and lose consciousness. 

Police have released an image of a man they wish to speak to in relation to the incident.

He is perceived to be of Pacific Islander appearance, aged his in late 20s to early 30s, about 180 centimetres tall, with a medium build, short dark hair and a thin moustache.

He was wearing burgundy pants, a black top and navy over-shirt at the time.

Police urged anyone with information to call Crime Stoppers on 1800 333 000 or make a confidential report at www.crimestoppersvic.com.au.