On July 3, 2009 while pulling a wakeboard @21.2 mpl w 9 people in the boat, struck a hidden sand bar of the channel at approximately 2100 hrs.  No alcohol was involved.  All passengers were seated.  Injured passenger was sitting on rear bench seat when boat hit the sandbar.  He was observing the wakeboarder and hit his head and abdomen receiving lacerations.  No other injuries were sustained in boat.
Bismarck                      