RedactedNarrative: UNIT 1 WAS UNDOCKING AT LIMEHOUSE LANDING REVERSING TO OPEN WATER IN THE STONO RIVER.  UNIT 2 WAS APPROACHING THE DOCK AT LIMEHOUSE.  THE OPERATOR OF UNIT 1 PUT THE BOAT IN NEUTRAL WHEN HE SAW UNIT 2 APPROACHING.  UNIT 2 ATTEMPTED TO REVERSE AWAY BUT HIS ENGINE STALLED.  UNIT 2 STRUCK THE ENGINE AND STERN OF UNIT 1.