Home/American Shipper/G6 Lines drop Gdansk on Asia-Europe loop American Shipper G6 Lines drop Gdansk on Asia-Europe loop FreightWaves Staff · Thursday, March 22, 2012 The liner carrier OOCL said Wednesday that one of the G6 Alliance’s services from Asia-Europe has dropped a call to Gdansk, Poland, due to “unforeseen circumstances of securing a berthing window.”