The ferroconcrete boat, 8 metres in length and with a beam of 3 metres, had no means of communication and no lights because it was not prepared for long voyages.

He said that according to statements by the other three crew members of the ferroconcrete boat being used by the Revolutionary Navy to transport the members of Unit 4143 and the civilian personnel working at that military installation close to the port in question, the hijacker had boarded the vessel on the pretext that he had a medical certificate to deliver.