RedactedNarrative: VESSEL-1 HAD UNLOADED AT THE BOAT RAMP AND WAS ON A SOUTHEAST HEADING IN COOKSON BEND MARINA ATTEMPTING TO DOCK IN A COURTESY SLIP.  VESSEL-2 WAS UNATTENDED AND DOCKED IN A COURTESY SLIP AT COOKSON BEND MARINA.  V-1 PORT SIDE STERN STRUCK THE SWIM DECK OF V-2 ON THE STERN ON THE PORT SIDE.  THE OPERATOR OF V-1 STATED THE WIND PUSHED V-1 INTO V-2.  V-1 OPERATOR NOTIFIED THE OWNER OF V-2 OF THE COLLISION ON 06-17-2017.