RedactedNarrative: The operator stated he operated his vessel for about 30 mins. While traveling he noticed that the boat was taking on water and his bilge pump was not functioning properly. He then moored his boat and returned to shore to retrieve a bucket to bail the water out. Before he could return, the boat took on more water and sank. The drain plug was not in place on the transom. No Injuries. Vessel was a total loss.