Experience world-class diving in Madagascar aboard the comfortable Gros Plan liveaboard.
With space for just 8 guests, the Gros Plan catamaran offers a more personalised service and has 4 cosy cabins. Each is equipped with a double bed, reading lamps and an adjoining bathroom with hot water shower. The communal areas include a lounge, a terrace and an outdoor dining area and several corners for sunbathing on the boat. Delicious meals are freshly prepared on board by the chef.
The Gros Plan catamaran departs from Nosy Be, Madagascar for sensational dives in the Indian Ocean. Itineraries are 6 days long and head for either the southern Radames Archipelago or the northern Mitsio Islands. Divers have the opportunity to come into contact with leopard sharks, turtles, whale sharks, whales, Spanish dancers, beautiful coral reefs, swimthroughs and wrecks.
The crew of 4 on board are always on hand to ensure you have a smooth and relaxing trip. Come aboard the Gros Plan catamaran for a fantastic diving safari in Madagascar.
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Radames Diving Cruise (Nosy Be - Nosy Be) 6D/5N
Day 1
- We meet at 1.30 pm at the dive shop Ambatoloaka, Nosy Be. Crossing the bay.
- Anchorage in Russian Bay in the late afternoon.
Day 2
- Morning dive in the south canyon.
- Afternoon dive in Kalakajoro to the west.
- Anchorage Antanimora.
Day 3
- Morning dive bench cyclone.
- Dive garden suzanne.
- Afternoon stop at Antanimora Island.
- Visit the fishing village and explore Anchorage Antanimora Island and dive at night
Day 4
- Morning Greg wall diving.
- Dive in Berafia to the west.
- In the afternoon, stop in the Baramahmay River to meet the villagers of Anchorage Baramahmay.
Day 5
- Morning dive Roches Gabriel.
- Stopover nosy Iranja Turtle Island is the most beautiful beach you can find on the neighbouring islands.
- A short walk is offered by our crew.
- Afternoon dive west of Nosy Iranja.
- Anchorage in Russian Bay.
Day 6
- 2 dives Tanikely Island
- After lunch back to Nosy be
- Landing at 15:00
This programme is subject to weather conditions according to the tidal current.
Radames Archipelago
The Radama archipelago consists of four islands: Nosy Kalakajoro, Nosy Ovy, Nosy Nosy Valhia Antany Mora. The archipelago has amazing tropical vegetation and beautiful beaches that are rarely visited. The few fishing villages that are worth a visit. Not only for the sympathy and care of the premises, but also to discover their lifestyle.
All the dive sites are located in the Mozambique Channel, about 3 minutes from the islands. These mainly fall or the depth varies between 12 and 60-80m. The show is fantastic and breathtaking, thanks to huge sea fans, caves and crevices. Regular encounters with banks, barracudas and mackerels, white tip sharks, hammerhead sharks, giant groupers.

The Radama Archipelago
Double cabin single
1 double bed, no fan, no air conditioning, shared bathroom, maximum 2 guests
Included: VAT, fuel surcharge, soft drinks, tea & coffee, drinking water, welcome cocktails, snacks, full board (all meals), private dive guide, dive packages, shore excursions, snorkelling guide, snorkelling set, towels for use on deck, cabin towels, complimentary toiletries.
Mandatory extras: Park, Port and Fuel Fees (60 EUR per trip).
Optional extras: gratuities, airport transfer (27 EUR per activity), hotel transfer (27 EUR per activity), alcoholic drinks, wine with dinner, equipment hire 50 EUR per trip.
Prices for rental equipment:
Rental equipment is available on this ship. Please indicate what you need on the booking form. Details below of what is included and the additional prices.
- Full equipment (with: Regulator, BCD, fins, mask, snorkelling set, signal buoy, torch, dive computer, wetsuit) 50 EUR
- Air temperature: Temperatures vary throughout the year between around 14.5 °C in July and 20.0 °C in January and February.
- Water temperature: Water temperatures range between 23.0 °C in July and August and 25.5 °C in January and February, which provides pleasant conditions for water sports activities.
- Rainfall: The rainiest months are January and February, while July and August are the driest months.
Madagascar is the fourth largest island in the world and is located in the Indian Ocean, east of the African mainland. It is separated from the continent by the Mozambique Channeland impresses with its diverse landscape: tropical rainforests, dry forests, coasts, plateaus and coral reefs.
Population
Approx. 30 million inhabitants
Ethnically diverse: mainly of Malayo-African origin
Languages: Malagasy (official language) and French
Religions: Majority Christianity (Catholic & Protestant), combined with traditional beliefs
Economy: Madagascar
Madagascar is one of the poorest countries in Africa, but is rich in natural resources
Agriculture(rice, vanilla, coffee, spices)
Mining (gemstones, graphite, nickel)
Textile industry
Tourism (still small, but growing)
Great dependence on the rural smallholder system
Madagascar is considered one of the last undiscovered diving paradises in the world. The combination of an intact underwater world, low levels of tourismand great biodiversity makes diving here particularly attractive:
Species richness & biodiversity
Coral reefs with over 400 species of tropical fish, turtles, whale sharks, manta rays, moray eels, macro creatures (e.g. seahorses, nudibranchs)
Big fish & seasonal highlights
Whale watching (especially humpback whales) at Île Sainte-Marie and Nosy Be - up-close experiences between July and September
Top conditions
Warm water (24-30 °C), visibility up to 30 metres, calm sea - ideal for beginners and advanced divers alike
Adventure & exoticism
Few developed spots, personal support, often untouched reefs - "diving like in the old days"
Variety of dive types
Wreck dives, drift dives, macro dives, night dives- something for everyone
Conclusion
Diving in Madagascar is unique, pristine and diverse - far away from mass tourism. It combines intense nature experiences with a genuine desire to discover. For divers looking for authentic, sustainable and species-rich underwater worlds, Madagascar is one of the most rewarding destinations in the Indian Ocean.