Nautilus received comments that seafarers who have visited Chinese ports are being denied off-signing by countries fearing the spread of coronavirus, meaning that crews could remain onboard for many additional weeks.
Off-signing is when a seafarer reaches the end of their contract of employment onboard a vessel and prepares for crew transfer and the road back home.
However, seafarers that are refused off-signing by a disembarkation country could stay onboard for many weeks, or months, depending...
https://safety4sea.com/seafarers-are-denied-off-signing-over-coronavirus-fears/