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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Whale Shark Reencounter al SocorroOn top of tons of white tip sharks and lobsters, we had the pleasure to swim and interact with a great whale shark. 6 years ago I dove in Thailand and ran into one whale shark. I w…
Frank, 23 April 2024→ Read More -
Best Dive of my life at Cabo Pearce!I had the best dive of my life here at Cabo Pearce!!!! Never had I ever had to choose what to watch but here I had to choose between dolphins and mantas!!!! Then came in the hammer…
Mint Nicha, 22 April 2024→ Read More -
Amazing Whale Shark ExperienceAmazing diving experience Today. Four dives and every one of them we had a whale shark meeting us up-close and personal. I also lost my mask, my mistake, and the crew reacted so qu…
Esteban, 22 April 2024→ Read More -
Huge Whale Shark at Roca PartidaToday was a great dive day Rocca Partida. First dive lots of shark different species and at the safety stop a whale shark bigger than any I have ever seen before. Second and third …
Andi Hiimmelsbach, 22 April 2024→ Read More -
Whale Sharks at Socorro!Two dives, whale shark sighting both times – one of the biggest we’ve ever seen, such a blessing. We went into this day with little expectations to see the whale shark …
an, 22 April 2024→ Read More -
Captain’s Noon Reports – Belle Amie – 2024-04-25 – 25 April 2024Tons of sharks and dive guides told me they noticed the hammerhead sharks were behaving differently today and they were coming up close to divers.→ Read More
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Captain’s Noon Reports – Under Sea – 2024-04-25 – 25 April 2024In both dives, good activity with 3 different manta rays, 2 black and 1 chevron, dolphins, a few Galapagos sharks, Silvertips and whitetips.→ Read More
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Captain’s Noon Reports – Gallant Lady – 2024-04-24 – 24 April 2024We saw many mobulas. While we searched, we did find a pod of dolphins next to a school of mobulas, our guests went into the water with them.→ Read More
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Captain’s Noon Reports – Under Sea – 2024-04-24 – 24 April 2024Divers saw a black manta ray, tons of Whitetip Sharks patrolling the Rock, some Galapagos and Silvertip Sharks, Yellowfin Tuna, and Jacks.→ Read More
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Whale Shark Reencounter al Socorro – 23 April 2024On top of tons of white tip sharks and lobsters, we had the pleasure to swim and interact with a great whale shark. 6 years ago I dove in Thailand and ran into one whale shark. I was told that they would travel across th…→ 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
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Early booking discount $*
Orcas fiesta
Don’t miss out on the most Orcas and interaction of the year. July and August can be crazy good for Orcas with 20 sightings July 2023 and with our spotter airplane, our “eyes in the sky”, we are hoping this summer will be even better. This our only liveaboard open boat of the year that includes diving Cabo Pulmo. And it’s prime time for Hammerhead Sharks and Sea Lions at Las Animas.
* Bookings prior to may 15, 2024More info -
Early booking discount $*
October Sea of Cortez 8 day / 7 night adventure
Loreto great circle. Best visibility and warmest water of the year. New trips posted because of heavy demand.
* Bookings prior to may 15, 2024More info -
Early booking discount Jan. trips
Gray whales of San Ignacio Lagoon
4 days / 3 night.
This is the most extraordinary whale interaction on the planet!
Fly-in. Glamping accommodationMore info -
Bait Ball Season
Dive Socorro Island in June
We love diving Socorro, especially in the spring and early summer. Socorro is always stunning, raw, and primal, offering fantastic diving experiences known for the super-friendly and interactive giant mantas.
More info
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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Whale Shark Reencounter al Socorro
Frank, 23 April 2024On top of tons of white tip sharks and lobsters, we had the pleasure to swim and interact with a great whale shark. 6 years ago I dove in Thailand and ran into one whale shark. I was told that they would travel across the pacific from Mexico to Thailand. Now I cant help but […] -
Best Dive of my life at Cabo Pearce!
Mint Nicha, 22 April 2024I had the best dive of my life here at Cabo Pearce!!!! Never had I ever had to choose what to watch but here I had to choose between dolphins and mantas!!!! Then came in the hammerhead. Totally MINDBLOWN! Mint Nicha -
Amazing Whale Shark Experience
Esteban, 22 April 2024Amazing diving experience Today. Four dives and every one of them we had a whale shark meeting us up-close and personal. I also lost my mask, my mistake, and the crew reacted so quick to get me a replacement and back to the action in not time. I’m very grateful for everything they do for […] -
Huge Whale Shark at Roca Partida
Andi Hiimmelsbach, 22 April 2024Today was a great dive day Rocca Partida. First dive lots of shark different species and at the safety stop a whale shark bigger than any I have ever seen before. Second and third dive was great again with lots of dolphins playing with us. 4th dive the same whale shark appeared again and this […] -
Whale Sharks at Socorro!
an, 22 April 2024Two dives, whale shark sighting both times – one of the biggest we’ve ever seen, such a blessing. We went into this day with little expectations to see the whale shark but once we got into the water, there it was! After our first dive with dolphins, this was just the icing on the cake. […]
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.