when the yacht was already en route to its home port, it was attacked by a group of orcas. The forecasted bad weather prompted the sailors to change course and dock at the port of Lisbon.

"This [yacht] captain was telling me 75 years ago ... Fang, as a geophysicist, set about identifying the location of the sunken Lisbon Maru. "Why nobody else found the shipwreck is because ...