Ferries will remain tied up at ports across Greece on March 16th after the Umbrella union of Greek Seamen, PNO, announced a 24-hour strike. The industrial action is expected to begin at 00:01 a.m. on Thursday, March 16 and end at 23:59 same day, as it was decided on Union’s meeting of 12-03-2023, in order to participate in the General Strike for Tempi rail accident.