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These include the container ship Changsha along with other container ships at both ports, along with “ro-ro” — roll on, roll off — vessels, many bound for Alaska.

Shipping transports around 90% of world trade onboard different vessels including container and Ro-Ro ships with trade routes getting busier.

Traffic between Irish and British ports now accounts for 67% of all Irish Ro-Ro volumes compared to 84% two years ago.

Completed in 1976 as a ro-ro cargo ship, never converted, carried livestock and other cargo, the ship was 38 years old.

In one case the ship – a ro-ro cargo vessel – had not even been converted to carry livestock.