RedactedNarrative: This is a single vessel incident. Alcohol was not a factor. V1 was on-plane following behind another vessel which was also on-plane. Operator of V1 lost his hat and turned the vessel to port. V1 traveled over the wake of the vessel it was following causing the bow to fall and rise abruptly port to starboard. The occupant was lying on the starboard bow deck seat to which ejected him from the vessel. V1 then went atop of the occupant. The injured occupant sustained several lacerations to his back from the propeller of V1. 
  
  Injured Occupant received 31 stitches to lacerations on his back caused by contact with the vessel's propeller. Injured Occupant was admitted to Miami Childrens Hospital on 7/21/2018 and released the following day.