RedactedNarrative: V1 OPERATOR ADVISED THEY WERE RETURNING TO GAR CREEK BOAT RAMP AFTER A FISHING TOURNAMENT; RUNNING IN THE MIDDLE OF THE RIVER CHANNEL GOING AROUND 65 TO 70MPH WHEN HE FELT A "BUMP" UNDER V1.  IMMEDIATELY HE LOST CONTROL OF V1 AND IT TURNED HARD TO THE RIGHT AND RAN AGROUND ON THE SOUTH BANK OF THE RIVER. UPON INSPECTION DAMAGE WAS LOCATED ON THE KEEL AND STERN OF V1 THAT CONFIRMED V1 STRUCK AN OBJECT IN THE WATER. NO INJURIES REPORTED.