Zeaborn Ship Management said it is offering psychological help to a boxship crew traumatised by the killing of their captain in Colombia.

The company confirmed Myanmar national Myo Tun Zaw, 50, was killed on the 3,752-teu Spirit of Hamburg (built 2007) in the port of Cartagena on Saturday.

Colombian media said his body was found on deck, but authorities are trying to ascertain exactly what happened.