Two people were taken to hospital with serious injuries after a boat collision in Georgian Bay near Wiarton over the Labour Day long weekend.
Grey Bruce OPP say they were called to the incident at 10:25 a.m. Saturday morning off the west side of White Cloud Island in Colpoy's Bay.
The Canadian Coast Guard and Grey Bruce OPP Marine Unit attended the scene.
Police say the collision involved a 46-foot cruiser operated by a 51-year-old individual and a 17.5-foot bowrider driven by a 61-year-old person.
OPP say four people were in the smaller boat. Two of the occupants, the driver and a 26-year-old passenger, were taken to hospital by Bruce County paramedics with serious injuries.
Police say both vessels were significantly damaged as a result of the collision and had to be towed to Wiarton Marina.
Grey Bruce OPP continue to investigate the circumstances surrounding the incident.