RedactedNarrative: Three occupants were in the vessel when two of the occupants moved inside the boat and water flooded the vessel. The vessel sunk. One occupant was having a difficult time swimming in workboots. He went underwater, but the other two occupants were able to grab him and bring him to shore where the performed CPR on him because he was unconscious. The two occupants went out to find help and flagged down a patrolman.  All three occupants were treated for minor injuries. Two occupants were treated for injuries incurred while moving through the wooded terrain barefoot. The other occupant was treated for injuries he incurred in the accident.