RedactedNarrative: OPERATOR 1 WAS OPERATING VESSEL 1 WHILE VESSEL 2 WAS DOCKED IN A FUEL DOCK UNOCCUPIED. AS OPERATOR 1 WAS PERFORMING A DOCKING MANEUVER OPERATOR 1 REACHED FOR THE SHIFT LEVER TO PUT VESSEL 1 INTO REVERSE FROM NEUTRAL. OPERATOR 1 ACCIDENTIALLY MOVED THE THROTTLES FORWARD CAUSING VESSEL 1 TO LURCH REARWARD INTO DOCKED VESSEL 2. THERE WAS NO INJURIES TO OPERATOR 1. BOTH VESSEL 1 AND 2 SUSTAINED DAMAGE FROM THE IMPACT.