RedactedNarrative: OPERATOR 1 WAS OPERATING VESSEL 1 WHILE VESSEL 2 WAS DOCKED IN A SLIP ON A HOIST. AS OPERATOR 1 WAS ATTEMPTING TO DOCK VESSEL 1 INTO A DOCK SLIP AS OPERATOR 1 ACCELERATED FORWARD INSTEAD OF IN REVERSE DUE TO A MECHANICAL FAILURE CAUSING IT TO COLLIDED WITH VESSEL 2. THERE WAS DAMAGE TO VESSEL 1 BOW AND TO TRIM ACTUATOR OF VESSEL 2. THERE WAS NO INJURIES FROM ANY OF THE OCCUPANTS ON VESSEL 1. VESSEL 2 WAS UNOCCUPIED AT THE TIME OF THE COLLISION.