RedactedNarrative: Vessel one was traveling South Westerly in Paugus Bay. Vessel two operated by victim was traveling Westerly and made an abrupt U-turn and headed South Easterly into the forward starboard side of vessel one. Witnesses stated that vessel one was coming up behind vessel two on the left side and when vessel two went to turn left she didn't know vessel one was there until tOo late. Both operators were unaware of the NH safe passage law requiring 150' separation at above headway speed. Operator two did not have boaters education certificate as required.