Italian prosecutors have said they can’t rule out the possibility of manslaughter after a luxury yacht sank off the coast of Sicily, killing seven people. In a press conference on Saturday morning, prosecutor Ambrogio Cartosio confirmed that a manslaughter investigation had been opened over the sinking of the Bayesian superyacht during a storm near Porticello at about 5am local time on Monday. British tech mogul Mike Lynch and his 18-year-old daughter Hannah were among six people recovered from the wreckage this week.

Morgan Stanley International bank chairman Jonathan Bloomer, his wife Judy Bloomer, Clifford Chance lawyer Chris Morvillo and his wife Neda Morvillo were also recovered from the sunken vessel. Those six victims were found after the body of Canadian-Antiguan national Recaldo Thomas, who was working as a chef on the yacht, was recovered at the scene on Monday. In a press briefing, Mr Cartosio said: “The Termini Imerese prosecution has opened a case hypothesising the crime of shipwreck and of manslaughter but we are only at the initial stage of the inquiry so far.

“I have to emphasise that the development of the inquiry could actually be of any sort imaginable.” Reporters heard that the two offences being considered are manslaughter and culpable shipwreck. Mr Cartosio said prosecutors are conducting an investigation against unknown persons.

Asked if the crew will remain in Sicily, he said: “There’s no obligation but they should be available for the inve.