RedactedNarrative: V1 was traveling south from Prairie Du Chien, Wisconsin towards Guttenberg Iowa on the Mississippi River, traveling about 10 mph.  Victim stated he needed to pee and the operator looked behind to see him stand up, then looked back forward & shut off the engine. The operator then heard a splash & the victim had fallen off the stern of the boat.  Passengers first threw a IV flotation to victim with no results. Passenger pulled on a life jacket & jumped into the water to help the victim who surfaced face down. The life jacket was not fitted properly & came off when he jumped in. 
  
  Passenger turned over the victim face up & tried to pull him into the boat.  Passenger2 also jumped in the water wearing a life jacket that didn't properly fit, to assist keeping the victim above water, and the life jacket came off when she jumped into the water.  Operator then threw a type IV into the water with a rope attached, which the passengers secured around the victim and to the boat to keep him afloat, until rescue personnel arrived.  Operator started CPR to the unconscious victim. Victim had alcohol in his system with a BAC level of .190.  Victim was not wearing a life jacket.
  