On July 22, 2017, at 11:24am the Ontario Provincial Police (OPP) in Mattawa received a call from BAYSAR Search and Rescue, a volunteer aviation search team. They advised that they had observed what they believed to be a person floating in the Ottawa River. A short time later, the OPP received a second call that a boater had located a body floating in the Ottawa River approximately two kilometers east of Mattawa.

The North Bay OPP Marine Unit attended the scene and recovered the body from the river.

The body has been identified as that of Arthur LAVOIE, who went missing while swimming on July 15, 2017 in the Ottawa River.

A post mortem examination has been scheduled for Tuesday, July 25, 2017 in Sudbury.