Her Royal Highness Paduka Seri Pengiran Anak Isteri Pengiran Anak Sarah binti Pengiran Haji Salleh Ab Rahaman participated in the Big Blue Hope, which is a coral planting and underwater conservation activity in Brunei Darussalam. The activity, which is one of the main marine conservation programmes in conjunction with Brunei Ocean Week 2026, began at the Fisheries Jetty, Department of Fisheries, Serasa, 10th June morning.

Organised by the Poni Foundation with the support of Poni Group, the initiative brings together communities for practical coral reef restoration with a focus on coral planting, reef conservation and marine awareness. The planting of 333 coral reefs was carried out at Pulau Pilong-Pilongan.