April 2023, EXTRA, Features Diving for treasure: a history of pearl diving 7 April 2023 / Pearl diving is dangerous work that’s often been delegated to the marginalised and dispossessed. Elaine K Howley explores the history of pearl diving.You'll need to subscribe to unlock this content. Already subscribed? Login?To see all the online content from the April 2023 issue of Outdoor Swimmer, visit the 'Underwater' page. Stay up to date with The Dip, our free weekly outdoor swimming newsletter.