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Interviewing - Mates - Chief Engineers - Designated Duty Engineers - Interviews - Deckhands Able
Bodied Seamen - Tankermen - Dispatchers - QMED - Interviewing
This is a mark on the side of a ship designating the proper
waterline, based on the geographic region in which the ship will
operate. WNA is the most severe duty and requires the greatest
freeboard. These levels are set by
classification societies.