Suez Canal revenues down nearly 50%. Since November, Houthi rebels have attacked ships passing off Yemen in the Red Sea.

volume of trade using the canal has fallen by 42% in the last two months. The number of container ships in transit fell by 67% year-on-year. The European Union officially launched its own maritime surveillance and patrol mission in theRed Sea on Monday. It will be able to fire to defend merchant ships or defend itself, without targeting Houthi rebel positions on land.