Unloading of goods from a ship carrying DAP fertilizer from China at Chattogram Port has been halted after 7 crew members exhibited Covid-19 symptoms.The port authorities have instructed the crew to remain in quarantine for 14 days.Chattogram Port Secretary Omar Farooq Sunday night said the body temperature of seven crew members of the MV Seren Juniper, which brought fertilizer from Nantong port of China, was found to be high.“According to the advice of the health officer of the port authority, they have been asked to stay in quarantine for 14 days,” the secretary said.In addition, the unloading of goods from the ship has been halted for the time being, he added.Port Assistant Health Officer Nurul Abshar said the ship's captain himself informed through a local shipping agent that the sailors had the Covid symptoms.Samples have been collected by sending health workers to that ship. Further step will be taken after the test results arrive, he said.