Exit this survey MUA Vessel Deficiency Register Welcome Question Title Welcome to the MUA Vessel Deficency Register. This register is used by MUA delegates, safety reps and members to record the details of defective ships.By making a report, you create a permanent record of ship defects, and the action taken.Details will be passed on to MUA delegates and safety reps in onward ports in Australia or New Zealand.It should take about 5 minutes to complete. Next