The marine environment was on the agenda as Dr Parvin Farshchi, Deputy Vice President and Head of Maritime Affairs of DOE of Iran and Mrs Mandana Mansoorian, Deputy Permanent Representative of the Islamic Republic of Iran to IMO, paid a courtesy call to IMO Secretary-General Sekimizu at IMO Headquarters today (13 May). Topics discussed included future collaboration in areas of ballast water management, marine litter under the London Protocol and special and particularly sensitive sea areas.