The team that mapped Seychelles’ seagrass cover, led by Gwilym Rowlands who was then at the University of Oxford, U.K., estimated it stood at 160,000 hectares (about 400,000 acres).

Famous for its natural beauty, Praslin is the second largest island in the Seychelles. Its most emblematic site is undoubtedly the Vallée de Mai, a forest listed as a UNESCO Wold Heritage Site.