POLICE are investigating the sexual assault of a 31-year-old woman on Frankston Beach.
Detective Leading Senior Constable Deborah Charteris said that at 4.40am on February 5, a woman was walking along the foreshore boardwalk when she was attacked.
Witnesses who came to the woman's aid told police the offender was a 20-to-25-year-old man of Islander or Middle Eastern appearance, about 180 centimetres with short black hair and wearing dark coloured jeans and a T-shirt with a print across the front.
Information about the incident can be phoned to Detective Leading Senior Constable Charteris, 9784 5608 or Crime Stoppers, 1800 333 000.