Police have released security camera images of a man wanted following the sexual assault of a 23-year-old woman aboard a GO bus in March.

According to police, the woman was on a bus travelling from Square One, in Mississauga, to Union Station on Tuesday, March 31.

While aboard the bus, a man sat down very close to the woman and sexually assaulted her.

On Friday, police released images of a suspect.

He is described as brown, with an average build, short black hair, and facial stubble.

He was last seen wearing a black jacket with a fur-trimmed collar, light-coloured pants, and black shoes. He was also wearing glasses and carrying a black backpack, police said.

Anyone with information is asked to contact police at 416-808-5204 or Crime Stoppers at 416-222-TIPS (8477).