Canoe traveling down river when it takes on water in rapid.  Operator leaves vessel but stays with it and tries to get to shore with the help of a raft.  The operator has massive heart attack due to exertion and dies.

News:  A 63 year old male died in a boating related fatality while canoeing the North Fork of the Payette River at the rapid "Wet Spot".  The canoe was swamped in the rapid and the male was forced to ride the rapid with his PFD hanging onto his canoe.  As he was trying to get his canoe out of the river current with the assistance of a raft, he collapsed.  By standers removed the victim from the river and started CPR.  The Valley County Sheriff's office patrol and marine division responed along with the Cascade EMS.  Efforts to resuscitate the victim were stopped after more than an hour.  A subsequent autopsy showed the male suffered a major hear attack due to exertion.
Smiths Ferry                  