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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Socorro: An Adventure of a LifetimeTwenty three US midwesterners met on the Nautilus Explorer in the beginning of May, for an adventure of a lifetime. After a warm greeting from the friendliest crew you can imagine,…
Pedram Nabegh, Lincoln, Nebraska, USA, 6 May 2024→ Read More -
Mantas on every dive!What a great day!!! Mantas on every dive. The first dive ended with 5 dolphins playing with our group. The last dive ended with a large school of fish on our safety stop that had u…
Rhawlene and Rex, Colorado, 6 May 2024→ Read More -
Hammerheads Sharks and close Manta EncountersDay five of our Socorro trip and four dives at the beautiful Cabo Pearce. We started the day strong with five dolphins joining us on the first dive, one came right up to say hello …
Molly from London, 6 May 2024→ Read More -
Roca Partida is pretty incredible!Everyday on Nautilus comes with new adventures. You never know what to expect from your dives, and that is half the fun. One day you have the most amazing dives of your life, and t…
Sara Mach, Lincoln, Nebraska, United States Renee Sobotka, Lincoln, Nebraska, United States, 6 May 2024→ Read More -
Roca Partida: Just Incredible!Roca Partida, when you see this rock in the middle of nowhere you already know the day is going to be incredible !Conditions are a bit more rough than in San Benedicto but the crew…
Melina, 6 May 2024→ Read More -
Socorro: An Adventure of a Lifetime – 6 May 2024Twenty three US midwesterners met on the Nautilus Explorer in the beginning of May, for an adventure of a lifetime. After a warm greeting from the friendliest crew you can imagine, we embarked on the seas of the eastern …→ Read More
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Mantas on every dive! – 6 May 2024What a great day!!! Mantas on every dive. The first dive ended with 5 dolphins playing with our group. The last dive ended with a large school of fish on our safety stop that had us all amazed at how fast the stop went b…→ Read More
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Hammerheads Sharks and close Manta Encounters – 6 May 2024Day five of our Socorro trip and four dives at the beautiful Cabo Pearce. We started the day strong with five dolphins joining us on the first dive, one came right up to say hello and played with the group for a few minu…→ Read More
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Roca Partida is pretty incredible! – 6 May 2024Everyday on Nautilus comes with new adventures. You never know what to expect from your dives, and that is half the fun. One day you have the most amazing dives of your life, and the next you might not see anything. But …→ Read More
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Roca Partida: Just Incredible! – 6 May 2024Roca Partida, when you see this rock in the middle of nowhere you already know the day is going to be incredible !Conditions are a bit more rough than in San Benedicto but the crew is managing super well.As soon as we ju…→ 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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Socorro: An Adventure of a Lifetime
Pedram Nabegh, Lincoln, Nebraska, USA, 6 May 2024Twenty three US midwesterners met on the Nautilus Explorer in the beginning of May, for an adventure of a lifetime. After a warm greeting from the friendliest crew you can imagine, we embarked on the seas of the eastern pacific. Some had to find their sea legs (myself included), but after the first day of […] -
Mantas on every dive!
Rhawlene and Rex, Colorado, 6 May 2024What a great day!!! Mantas on every dive. The first dive ended with 5 dolphins playing with our group. The last dive ended with a large school of fish on our safety stop that had us all amazed at how fast the stop went by Great food on the boat and excellent crew throughout made […] -
Hammerheads Sharks and close Manta Encounters
Molly from London, 6 May 2024Day five of our Socorro trip and four dives at the beautiful Cabo Pearce. We started the day strong with five dolphins joining us on the first dive, one came right up to say hello and played with the group for a few minutes before twirling off into the blue. It was a highlight of […] -
Roca Partida is pretty incredible!
Sara Mach, Lincoln, Nebraska, United States Renee Sobotka, Lincoln, Nebraska, United States, 6 May 2024Everyday on Nautilus comes with new adventures. You never know what to expect from your dives, and that is half the fun. One day you have the most amazing dives of your life, and the next you might not see anything. But even on the dives you don’t see the big animals, you will find […] -
Roca Partida: Just Incredible!
Melina, 6 May 2024Roca Partida, when you see this rock in the middle of nowhere you already know the day is going to be incredible !Conditions are a bit more rough than in San Benedicto but the crew is managing super well.As soon as we jumped in the water, dolphins came to say hi and stayed to play […]
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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May 6th, 2024
Orcas in Mexico
Orcas: An experience like no other in the Sea of Cortez, Mexico! Orcas in the Sea of Cortez, Mexico? Keep reading, this blog will interest you! The marine life diversity you can find in the Sea of Cortez throughout the year is just amazing! Seriously! It’s like a non-stop party of underwater awesomeness! Right now, […]
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April 30th, 2024
Socorro, Mexico Diving Experiences
Socorro Mexico: Diving in a Marine Heaven Socorro, Mexico, diving is the gift that keeps on giving! It just keeps getting better and better: more marine life interacting with divers, more action, and more moments that will stay with you forever! Our guests are creating insane memories this season! From interactions with friendly dolphins, to […]
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April 29th, 2024
Fantastic Socorro: Diving with Mantas
Today we dove at Cabo Pearce in Socorro Island.It was fantastic! We had 6 different mantas coming to be cleaned by the Clarion Angel fish. Beautiful.Up top, was rough. 5 foot waves, windy. But underwater everything was peaceful and spectacular. Almost no current, good visibility and 24C temperature. On top of it we had mantas […]
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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 […]