RedactedNarrative: VESSEL 1 SWAMPED AND THEN SUNK FROM WAVES, CAUSING OPERATOR 1 AND PASSENGER 1 TO BE EJECTED INTO THE WATER.  VESSEL 1 SUNK AND OPERATOR 1 AND PASSENGER 1 SWAM TO THE SHORELINE.  OPERATOR 1 AND PASSENGER 1 SUSTAINED MINOR INJURIES FROM IMPACTING THE VESSEL AND NEITHER ONE REQUIRED MEDICAL TREATMENT.  BASED ON OPERATOR 1 AND PASSENGER 1 STATEMENTS, THIS INCIDENT OCCURRED BECAUSE VESSEL 1 COULD NOT SUSTAIN THE LARGE WAVES IN ITS TRAVELED PATH, WHICH CAUSED IT TO SWAMP AND THEN SINK.