According to the Marine Executive, the boat “corresponds to a UK-registered 18-meter sailing vessel named Barcarole.”The vessel left port on Sunday on what is thought to be an estimated 2,000-kilometer trip.

The almost 20 months of war has torn Gaza apart, often displacing residents multiple times and killing more than 54,000 people, according to the Hamas-run Health Ministry. A U.S.-brokered ceasefire agreed in January collapsed in March as Israel enforced a blockade on all humanitarian aid into the strip.