Home/American Shipper/Bigger Maersk MESA speeds up, adds calls American Shipper Bigger Maersk MESA speeds up, adds calls FreightWaves Staff · Thursday, April 12, 2012 After a two-month slowdown, ocean carrier Maersk Line has resumed a six-week roundtrip voyage time on its MESA service between the Middle East and South Africa and added new calls at Indian Ocean ports.