HAIKOU — In the waters of a southern Chinese island, scores of palm-sized pearl oysters hang tidily on the breeding cages. These oysters, scientifically known as Pinctada maxima, are primarily found ...

Save articles for future reference. The wild harvest licence for 2023 has been set at more than 1 million shells, up from 860,000 in 2021. Add demand and nature playing ball with work to improve ...

Hunting for underwater gems is all in a day’s work for Australia’s pearl divers. But when they head down into the depths of the ocean, the lustrous wild oysters are not the only treasures that await ...