RedactedNarrative: Operator was accelerating to get boat on plane, passenger was sitting in front on a pedestal seat. The passengers hat flew off into the water and operator turned rapidly to retrieve the hat. While doing this the passenger lost his balance and was ejected from the boat and was struck by the propeller on both legs. The operator also lost his balance and fell out of his seat and the boat was still under power and in a turn as the operator described the motor "flopped to the right." The boat came back around and was going towards the passenger who was in the water. Passenger stated that when boat got close to him  he pushed on the boat to avoid a second propeller strike and was pushed down under the water which he described  as 15-18'. The passenger was not struck by the propeller a second time.