RedactedNarrative: VESSEL 1 WAS DRIFT FISHING OFFSHORE IN THE GULF OF MAINE.   THE SEA STATE WAS CHOPPY AND VESSEL 1 TOOK A WAVE OVER THE STERN.   THIS WAVE FLOODED THE DECK WITH ALMOST KNEE HIGH WATER.   IMMEDIATELY THE BOAT ROLLED TO STARBOARD AND CAPSIZED SENDING ALL FOUR OCCUPANTS INTO THE WATER TRAPPING THEM UNDER THE BOAT.   NONE OF THE OCCUPANTS IN THE BOAT WERE WEARING PERSONAL FLOATION DEVICES. THREE PEOPLE WERE ABLE TO SWIM OUT FROM UNDER THE BOAT AND MAKE IT TO THE SURFACE, ONE PASSENGER WAS UNABLE TO GET OUT FROM UNDER THE BOAT AND MAKE IT TO THE SURFACE AND DROWNED.