maritime Shipping TransportChamber of Shipping applauds NPA’s 10% harbour dues slash for vesselsBy Abisola THOMPSONJune 13, 2019 by By Abisola THOMPSONJune 13, 20190598 The Nigeria Chamber of Shipping says the ten per cent harbour dues slash for vessels using the Eastern Ports of Warri, Port Harcourt, and Calabar,