In 1988, broken pieces of porcelain were accidentally discovered by a fisherman while collecting lobsters on top of the Breaker Reef located southwest of Palawan Island, approximately 13 km off the coast of Rizal municipality. In 1991, the site was excavated at a depth of 5 - 6 m by underwater archaeologists of #NationalMuseumPH in collaboration with Franck Goddio’s World Wide First team.