Operator had been out fishing and while on the flying bridge smelled smoke.  He went below and smelled smoke.  He noticed the smell getting worse and was dark black in color and smelled like burning plastic.  He got up, grabbed a life jacket and jumped off the vessel.  He was picked up by good samaritans.  He refurbished the vessel himself as he used to be in the marine trades business.  The vessel was a total loss and burned to the waterline.  Exact cause unknown believed to be electrical.
Winthrop                      