RedactedNarrative: OPERATOR 1 ADVISED THEY HAD BEEN ON THE VESSEL FOR ABOUT 60 MINUTES PRIOR TO IT CATCHING FIRE.  OPERATOR 1 SAID THEY HAD BEEN PULLING TUBERS, FUELED, AND THEN PULLED TUBERS AGAIN.  ONCE THEY STOPPED TUBING, HE NOTICED SMOKE COMING FROM THE ENGINE COMPARTMENT.  WHEN OPERATOR 1 SAW FLAMES, ALL OCCUPANTS JUMPED INTO THE WATER.