RedactedNarrative: While pulling in to dock operator accidentally hit throttle.  Vessel shot forward.   Operator was able to turn wheel to avoid hitting vessel docked directly in front.  Operator was thrown to the left and was half on the floor and half upright.  Operator continued attempting to steer vessel down channel between docked vessels.  The channel then came to a point where it turned to the port side.  Operator was unable to make turn at speed and slammed into the dock.  Operator had just purchased vessel two days prior and had approximately 2.5 hours of operation time on it.  Operator suffered three fractured ribs on his right side and bruises to legs, arms and ear.