RedactedNarrative: Operator stated as they left Deer Island, he realized his vessel was low in the stern.  he left off throttle and more water came over stern,  vessel rolled and capsized.  He and occupant was thrown into the water.   No injuries was reported.  Vessel damage was both motors and electronics estimated at $15000.
  
  Owner stated in a interview he was at Island for 2 hours and left vessel half beached against island.  When he left island boat was heavy and could not get on a plane.  He let off throttle and water came over stern and vessel capsized quickly.  Unknown how water got in the bilge and he stated bilge pumps could not keep up.