Underwater Sea Walk Grand Baie: Walk the reef, no swimming needed

A brief time on the ocean floor in a helmet, head completely dry

An underwater sea walk near Grand Baie in Mauritius lets you descend 2.5–3 meters to the reef in a helmet that supplies air and keeps your head above water, followed by a full afternoon visiting up to four beaches in the north (Trou aux Biches, Mont Choisy, La Cuvette and Pereybere) with private transfers between each stop and back to your hotel. A live guide in English or French leads the underwater portion. Lunch is on your own.

The experience

The underwater walk happens first. You're picked up at your hotel in a private taxi and driven to the northwest coast near Grand Baie, where a short boat ride takes you offshore. Once you descend, the helmet does the work: it supplies air so you breathe normally and keeps your head completely dry, so glasses and contacts stay on. You walk the seafloor at 2.5–3 meters deep for roughly 10–12 minutes, moving among coral reefs and fish while guides stay with you the whole time. The helmet means even non-swimmers can do this: no swimming ability required, no head getting wet.

After you surface, the rest of the day is yours to spend at beaches. Your driver takes you between up to four of them: Trou aux Biches and Pereybere both have street food vendors and casual cafes along the coast, or you can swim and relax on the sand. The private taxi waits and ferries you from one beach to the next, so you're not hunting for transport or timing a shuttle. At the end of the afternoon, the driver brings you back to your hotel in time for dinner.

What’s included

• Private hotel pickup and drop-off.
• private transfers between up to four beaches.
• the underwater sea walk with helmet and all equipment.
• a guide in English or French.
• waiting time between activities.

Before you book

Days and timesEvery dayDeparts at 09:00

Book up to2d before

AgesAdult (10 and older) · Under 10: can't be included in the booking

GroupUp to 15

Live guideEnglish and French

Meeting point and pickupHotel pickup included.

Cancellation and refundsFree cancellation up to 24 h before the start. After that, no refund.It may be canceled due to bad weather. If that happens, you're offered another date or a refund.

Prices and times updated 14 days ago

Good to know

Easy physical levelNot for pregnant travelers

Operated by Bonjour Mauritius

Is this one for you?The underwater portion lasts only 10–12 minutes, so this suits anyone who wants to try the reef walk without a long time submerged. The full day stretches to about eight hours with beach time included, giving you a morning activity and an afternoon to swim or rest on sand.

Traveler reviews

4.00★★★★★★★★★★

5 verified traveler reviews

Read all the reviews ›

Top questions

What languages is the guide in?

Live guide in English and French.

What happens if it rains?

It may be canceled due to bad weather. If that happens, you're offered another date or a refund. Free cancellation up to 24 h before the start.

Can I do the underwater sea walk if I can't swim?

Yes. The helmet supplies air so you breathe normally, and it keeps your head completely dry. You walk on the seafloor at 2.5–3 meters deep. No swimming skill is needed.

How long do I spend underwater?

Approximately 10–12 minutes. The rest of the day is spent at the beaches.

What are the beaches like at Trou aux Biches and Pereybere?

Both have sand for swimming and relaxing, and both are lined with cafes and authentic Mauritian street food vendors along the coast, so you can eat lunch there if you choose.

Is the private taxi included for the whole day?

Yes. Private transfers cover pickup and drop-off at your hotel, transport to the underwater walk site, and transfers between up to four beaches throughout the afternoon.

What should I bring?

A swimsuit and sun protection. The operator provides all underwater equipment, including the helmet. Lunch is not included, but both Trou aux Biches and Pereybere have food options nearby.