RedactedNarrative: THIS INCIDENT OCCURRED AS VESSEL 1 WAS TRAVELING DOWNSTREAM AFTER SUNSET.  OPERATOR 1WAS UNABLE TO SEE THE HAZARD IN THE WATERWAY (SUBMERGED ROCK) AND STRUCK IT, EJECTING BOTH PASSENGERS FROM THE BOW.  THE PASSENGER WAS INJURED BY BEING EJECTED FROM THE VESSEL AND STRIKING THE RIVERBED.