Toronto police are searching for a man wanted for sexual assault after a passenger was allegedly assaulted on a TTC bus last week.

Investigators say a man boarded a northbound bus on Islington Avenue from Elmhurst Drive at around 3:30 p.m. on Feb. 28.

The man allegedly sexually assaulted a passenger on board the bus. He got off the bus about 20 minutes later in the Steeles Avenue West area, west of Islington Avenue.

The suspect is described as a male in his late 20s with a stocky build, moustache and a beard.

Police are looking for the man seen in this photo in connection with a sexual assault on a TTC bus on Feb. 28, 2019. HANDOUT/Toronto Police Service

He was last seen wearing a black hoodie and dark baggy pants. He was also wearing a grey jacket with reflective stripes around both forearms, a horizontal reflective stripe across the upper back, and a crest design above his chest on the left side.

Anyone with information is asked to contact police.