Mauritius regulations require that visitors dive accompanied by an instructor and escorted by a boat. All centers are managed by CMAS or PADI international diving instructors who can give courses from beginners up to experts and additionally organise snorkeling excursions.
The West Coast offers:
An impressive underwater cave known as “Cathedrale” which starts as an underwater cliff just close to Flic en Flac and offers a spectacular beauty due to the topography of the place (caves, arches and cavities). The cave is populated by a variety of fish and various crustaceans.
Another site close to Flic en Flac is Rempart Serpent; this site has a large concentration of several species of morays, Lionfish, stone fishes. An excellent place to observe dolphins is near Tamarin Bay in the southwest, where a large group of dolphins can be found.