Police have released a security surveillance image of a man accused of inappropriately touching a female passenger on a GO train.

The train was travelling between Whitby and Ajax on Feb. 18, police said in a statement released Monday afternoon.

Police say the woman was approached by the man shortly before 3:30 p.m. He sat down beside her and asked if he could ask her a question before inappropriately touching her, police allege.

Anyone with information is asked to contact Durham Regional Police at 1-888-579-1520, ext. 5230.