Twenty years from now, you will be more disappointed by the things you didn’t do than those you did.
– Mark Twain
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Great Crew Energy!Super attentive dive guides, very fun to dive with because them gets just as excited as you about the things we see, good energy! Would dive again 🙂 Claire
Claire, 18 April 2024→ Read More -
Amazing Dive Guides!Ima super boy! Sharp eyes, super sonic hearing. Smells sharks, detects dolphins, a manta magnet, and whispers to the whales. Super attentive, great guide. Thanks Ima! Tina
Tina, 18 April 2024→ Read More -
Awesome Nautilus CrewImanol is awesome. He is very active and friendly dive guide. He always brings the mood up before diving. He also has a good sight to spot the big animals from far away. Thank you …
Thitiya, 18 April 2024→ Read More -
Great Socorro Adventure TripGreat experience and saw a lot of big stuff! Imanol took really good care of us and he is very lively which make our dives so enjoyable. AN
AN, 18 April 2024→ Read More -
Socorro: A Dream come True!Socorro was an Absolute a dream come true!! The diving has been phenomenal. The crew made sure we had the best dives. From Oceanic Mantas, sharks, Dolphins to a Humpback whale…WE…
Nehha Nhata, 17 April 2024→ Read More -
Giant Pod of Mobula Rays! – 18 April 2024After lunch we had the perfect conditions for Orcas. Surprisingly, we saw male bull orca and two females. The first orcas sighting was solo. Then two females joined him. One of them had a notch in her dorsal fin. The thr…→ Read More
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Amazing Dive Guides! – 18 April 2024Ima super boy! Sharp eyes, super sonic hearing. Smells sharks, detects dolphins, a manta magnet, and whispers to the whales. Super attentive, great guide. Thanks Ima! Tina→ Read More
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Great Socorro Adventure Trip – 18 April 2024Great experience and saw a lot of big stuff! Imanol took really good care of us and he is very lively which make our dives so enjoyable. AN→ Read More
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Captain’s Noon Reports – Gallant Lady – 2024-04-17 – 17 April 2024We followed the common dolphins, they were flying through the air and water and the pod had many babies.→ Read More
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Captain’s Noon Reports – Belle Amie – 2024-04-17 – 17 April 2024They have seen tons of sharks (silver tips, Galapagos, silkies, and a couple of hammerheads) some have also seen mantas.→ Read More
Interacting with some of the most charismatic animals on the planet!
Friendly giant mantas and dolphins, majestic orcas, blue whales with their calves, whale sharks, the most extraordinary interaction with gray whales, massive schools of hammerheads, tiger sharks and 10 other shark species, mega schools of mobula rays, curious California sea lions, and whirling tornadoes of fish. Majestic sperm, fin, and humpback whales. Showcasing the beauty of Baja Mexico and the tropical rainforests of Costa Rica.
There is much to explore, dream, and discover!
Featured Upcoming Adventures
Your Home at sea
Our liveaboard diving ships were constructed with careful consideration. Relentless and obsessive attention to safety has been a cornerstone of our business from our very early days in the 1980’s.
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Nautilus Explorer
Canadian built
132 feet long
SOLAS safety certified
Tour Ship -
Nautilus Belle Amie
Launched in 2015
147 feet long
Ultra-quiet
Tour Ship -
Nautilus UnderSea
105 feet long
Full-width superstructure
Enclosed dive deck
Tour Ship -
Nautilus Gallant Lady
116 feet long
6 large suites
1,700 horsepower
Tour Ship
We go above and beyond
Excellence in guest experience is all about you. Our focus is to ensure that you as our guest are safe and able to enjoy your vacation to the highest level.
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Giant Pod of Mobula Rays!
Ashley, Ohio, 18 April 2024After lunch we had the perfect conditions for Orcas. Surprisingly, we saw male bull orca and two females. The first orcas sighting was solo. Then two females joined him. One of them had a notch in her dorsal fin. The three of them moved all up and down Isla del San Jose totally teasing us […] -
Amazing Dive Guides!
Tina, 18 April 2024Ima super boy! Sharp eyes, super sonic hearing. Smells sharks, detects dolphins, a manta magnet, and whispers to the whales. Super attentive, great guide. Thanks Ima! Tina -
Great Socorro Adventure Trip
AN, 18 April 2024Great experience and saw a lot of big stuff! Imanol took really good care of us and he is very lively which make our dives so enjoyable. AN -
Socorro: A Dream come True!
Nehha Nhata, 17 April 2024Socorro was an Absolute a dream come true!! The diving has been phenomenal. The crew made sure we had the best dives. From Oceanic Mantas, sharks, Dolphins to a Humpback whale…WE had it all !!! My favorite site has to be the boiler!!!! dolphins, sharks, mantas all in one dive!We were really well taken care […] -
Socorro and the San Benedicto Beauty
-Elizabeth Dawson, 12 April 2024l Woke up to a beautiful sunrise over San Benedicto – a sign of what was to come. At the Bolier, we spent the day with playful dolphins, curious mantas and sleeping white-tipped sharks. After four amazing dives we were treated with a amazing sunset and a hardy meal. Best day on the boat for […]
Our values and culture
Safety First, Always
Our culture of relentless and obsessive attention to safety has been a cornerstone of our business from our early days operating in the 1980’s.
It’s all
about YOU
Our focus is to ensure that you as our guest are safe and able to enjoy your vacation to the highest level. A happy crew makes for a happy ship and the very best in guest experience.
The best of
the best
Our ships are crewed by teams of extremely hard-working men and women from around the world who love the ocean just as much as you do.
Blogs
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April 15th, 2024
Baja: A Hidden Jewel
Baja is a hidden jewel that you slowly discover as days go by. The color of the sea can go from turquoise to emerald to celeste blue while you sail to submerge yourself in the water to swim with mantas and whale sharks. On coming back to the boat dolphins might surround the RHIB to […]
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April 8th, 2024
Friendly Whale Sharks
Today we swam with some extremely friendly whale sharks! Two of them swam right next to each other! After we finished lunch on the Gallant Lady we witnessed some pretty awesome hump back whale breeches right next to the boat… An awesome finish to an amazing trip! Maggie V
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April 5th, 2024
Solar Eclipse 2024 Best Place to View
Solar Eclipse 2024 Best Place to View: What do you need to know! Briefing on Monday’s Solar Eclipse, April 8th. An eclipse happens when the sun, moon, and earth are in perfect alignment. Because the moon’s orbit is elliptical, full alignment is very rare. We will have a full eclipse on Monday when it passes […]
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March 28th, 2024
Cruise and Learn Sailing
The ultimate way to learn to sail. Eat live, learn and play onboard and fast track your way to becoming a sailor. Students and instructor/ captain crew these trips.
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March 28th, 2024
All New Awesome Trip. Why Didn’t We Think of This Before!
The only thing that could make this adventure even more special is a unique trip overlapping 2 seasons in July combining mobula rays / orcas / whale sharks with spotter airplane support.
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March 27th, 2024
Our Eye in the Sky!
Our Cessna spotter aircraft is the secret weapon that allows us to both direct our ships to where the big animals are and has also given us a much deeper understanding of the Sea of Cortez and the Pacific side of Baja.