Sarnia police say a woman who was found dead at Ferry Dock Hill on Friday was not a resident of Sarnia and won't be publicly identified.
Officers were called to the area off Front Street between Cromwell and Davis Streets, at around 6:30 a.m. Friday.
Police said the post-mortem examination into the 34-year-old's death has been completed, and revealed no obvious cause of death.
Police are now waiting on toxicology results, and next of kin have been notified.
Anyone with information is asked to contact Det. Cst. Tori McDonald at (519) 344-8861 ext. 6253.