Experience Île aux Cerfs by speedboat: an undersea walk through coral gardens, lagoon swims, a barbecue lunch on Islet Margenie and a scenic stop at the Grand River South East waterfall. This full-day cruise blends high-energy rides with relaxed beach time on Mauritius’s east coast.
More ways to explore the area's outdoor wonders
A ribbon of turquoise opens as the speedboat punches away from Trou d’Eau Douce, spray feathering across your face and the reef’s shallow edges glinting like tiles beneath. By mid-morning the palm-fringed silhouette of Île aux Cerfs appears—white sand baking under the sun, lagoon water daring you to wade in.
Difficulty
easy
Duration
7–8 hours
Fitness Level
Basic fitness—able to walk short distances, climb boat steps and swim unaided; not strenuous.
Wildlife
History
The east coast developed around fishing villages and sugar estates; Île aux Cerfs evolved into a leisure destination as coral lagoons became prized for recreation.
Conservation
Coral reefs are sensitive—use reef-safe sunscreen, avoid touching coral and follow guides’ instructions to minimize damage to marine habitats.
Reserve your spot on the Mesmerizing Ile aux Cerf: Speed Boat, GRSE, Lunch & Undersea walk (Full Day) today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Protect against sun and glare
Bring reef-safe sunscreen, a wide-brim hat and polarized sunglasses to handle strong tropical sun and water reflections.
Bring reef shoes
Coral and rocky shorelines make reef shoes useful for beach entries and the undersea walk staging areas.
Prepare for sea conditions
Take motion-sickness meds if you’re prone; open-ocean stretches can be choppy during trade winds.
Carry a fresh set of clothes and towel
Operators commonly ask guests to bring towels and a change of clothes since these may not be supplied.
Reef shoes
Protects feet on coral, rocks and during beach entries for the undersea walk.
summer
Snorkel mask (optional)
Useful for extra lagoon time; operators supply undersea walk equipment separately.
summer
Reef-safe sunscreen
Protects skin from strong UV while minimizing harm to coral ecosystems.
summer
Light waterproof bag
Keeps phone, dry clothes and essentials safe from spray and splashes.