RedactedNarrative: Operator was duck hunting on his vessel with one other occupant. Operator tried to steer around a rock. Tiller got stuck in a crevasse. Boat ran into a rock and started taking on water. Both occupants jumped out of the vessel and swam to nearby rocks. Both occupants had PFDs in the vessel but they washed away as soon as the vessel filled with water. Both occupants were unable to retrieve the PFDs before they were swept away.