RedactedNarrative: Owner contacted Rangers via telephone to report his vessel sank prior in the week.  Owner / Operator reported that his vessel started to fill with water from an unknown location while he was fishing at Ute Lake.  Operator was unable to start the motor and make it to the boat ramp as vessel sank.  He was assisted by a passing boater.  Vessel was not recovered at this time and exact location of the vessel is unknow.