The operator was coming into Castine Harbor in Vessel A under motorized power.  While navigating through the boats on morrings in Castine Harbor, operator stated he heading to Eaton's Dock when he went to shift the boat out of gear into neutral,  while in combination with having his head down and shifting the vessel out of gear he collided with a 22 foot power boat on a mooring in the harbor.
Castine                       