The ferry, called the Agia Theodora, was travelling between Corfu and Igoumenitsa when it ran aground in shallow waters.
PNO industrial action on Thursday and Friday is expected to cancel most ferry boat routes in Greece
The Panhellenic Seamen's Federation (PNO) is demanding wage increases and better working conditions, pointing to rising company profits that aren't shared with workers. This follows a similar strike by 45,000 U.S. dockworkers.
Last year, the Daleela Cyprus - Greece ferry service transported over 7,400 passengers and more than 2,400 vehicles from May to September.
Two passengers injured while disembarking from vessel at the island's port
According to reports, one passenger's remark to others about noise led to a brawl in the vessel's lounge area
Ferry fares in Greece are among the costliest in Europe, increasing by as much as 60% compared to ticket prices in 2019.
The actual May Day strike holiday was switched by the Greek government to next Tuesday, two days after Orthodox Easter Sunday
The restriction is for ferries heading to the Cyclades and is at least for this morning due to winds ranging from 8-10 beaufort in the Aegean