On Thursday morning a man was found dead in his cabin on board the ANEK line ferry Elyros as it arrived at the port of Chania.
The passenger had boarded the ferry at Piraeus the previous evening with a younger man, a 19 year old who was found unconscious in the same cabin.
The police suspect that the death was drug relates as police discovered significant amounts of heroin in the cabin.
The 19 year old was taken to Chania General where he remains under medical supervision.
