RedactedNarrative: Vessel 1 cruising south end of Lake Mohave looking for a day camp beach area when they noticed smoke and flames coming from the engine compartment and vents. Operator shut-off engine and threw a deflated towable with cover over the vents to reduce oxygen entering. Flames and heat were still present so occupants exited the vessel into the water where another boater retrieved them.
  
  Vessel 1 had some charring and was still hot when ranger arrived on scene. Vessel was towed to nearest shoreline and TowboatUS was notified for retrieval. Occupants were transported back to Katherine Marina. There were no injuries.