RedactedNarrative: Operator stated that he just purchased the vessel recently on Craig's List from the original owner and had been on the water with it for a few days prior.  Operator stated he was driving along Anchor Bay in front of Macray Harbor when the boat took on water and sunk.  Upon recovery of the vessel it was determined that no damage occurred to the vessel. No injuries were reported.  No other details regarding the incident were reported by the investigating agency.  Operator was an inexperienced boater and did not properly prepare the vessel before taking it out on the water which may have been the cause for the vessel to take on water.;