RedactedNarrative: The Operator of Vessel 1 was in standing position when Vessel 1 struck a large wake (from another unidentified boat in the area) at a 90-degree angle.  The Operator of Vessel 1 let off the throttle as he rode over the wake, and the bow of Vessel 1 submerged.  The Operator's body came down, impacting the seat.  Vessel 1 then struck a second wake, causing the Operator of Vessel 1 to fall off of Vessel 1.