RedactedNarrative: V1 was backing out of the slip and pulling away. As V1 proceeded forward the starboard stern of the vessel struck the bottom of V2's outboard engine (skeg). V1 has fiberglass damage to the starboard stern area and V2 has a broken tip of skeg and bent. V1 was occupied by an operator and one passenger and sustained no injuries and V2 was docked and unoccupied.