Nautilus Dive Adventures - Socorro Island Scuba diving

Twenty years from now, you will be more disappointed by the things you didn’t do than those you did.

– Mark Twain

ADVENTURES

DATES & RATES

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Latest Newsletters
An Incredible Trip Both Underwater and on the Ship

I have divers who have told me it’s the best trip they’ve done, and some had the best dive of their lives on El Boiler here at Socorro.
Chris Brown-Needham, Helene Von Bandemer, 30 June 2025

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“Truly an Experience of a Lifetime”

Lots of marine life to see in Socorro: hammerheads, giant mantas, all sorts of sharks and fish. This is truly an experience of a lifetime.
Terry / Richard, 24 April 2025

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The Giant Mantas Will Take Your Breath Away

Our trip to Socorro on the Belle Amie was the highlight of my diving experiences. Hammerhead, silky, white tip, Galapagos sharks and more…
Michelle C, 24 April 2025

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Amazing Diving at Roca Partida, Socorro

There were piles of sharks lying on top of each other, huge lobsters, schools of tuna swimming past and some dolphins that came to say Hello!
Stephanie / Paul, 22 April 2025

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Friendly giant mantas, dolphins, & so many sharks!

Fantastic trip. We had incredible wildlife encounters on every dive. If you want big animals, the Socorro Islands are the place to go.
Wild Earth Expeditions, 8 April 2025

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Captain’s Noon Reports – Gallant Lady – 2025-07-09 – 9 July 2025

This morning guests snorkeled at Roca Montana, south of Isla Cerralvo, divers saw nudibranchs, turtles and many reef fish.

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Captain’s Noon Reports – Explorer – 2025-07-09 – 9 July 2025

We have already dived, and we are planning two more dives in the afternoon to round out the day. Some enjoy kayaking & diving.

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Captain’s Noon Reports – Under Sea – 2025-07-09 – 9 July 2025

This morning, we arrived to Las Animas, we did 2 dives and snorkeling there with sea lions. Guests were very happy.

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Captain’s Noon Reports – Explorer – 2025-07-08 – 8 July 2025

This morning, we arrived & proceeded with the day’s activities, which included two dives & kayaking. Guest decided to kayak around the island.

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Captain’s Noon Reports – Gallant Lady – 2025-07-08 – 8 July 2025

This morning the guests had good encounters with bottlenose dolphins that they spent a long time interacting with them.

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Liveaboard Diving
Socorro. Cocos. Sea of Cortez.

DESTINATIONs

DATES & RATES

Socorro, Sea of Cortez, Mexico Sardine Run, Cocos Island, San Ignacio Lagoon

We do it all. If there are cool big animals, we want to share the experience with you. Our adventures combine the utmost safety, comfort and luxurious touches with excellence in guest experience. From orcas and mobula rays to super playful dolphins, great whales, 12 species of sharks, giant mantas, and so much more. We cover it all. The only question is which expedition to sign up for next!?

Socorro Island

Giant Mantas, Dolphins & 12 Species of Sharks

Known for its stunning, raw, and primal beauty, Socorro offers fantastic diving experiences, where super-friendly giant mantas, playful bottlenose dolphins, and 12 species of sharks await your affection.

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Sea of Cortez

Ultimate Whale Sharks

Bahia de Los Angles is a very special place with up to 220 friendly and curious whale sharks visiting every season and is best accessed by a liveaboard expedition ship.

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Sea of Cortez

Mobulas & Orca Adventure

These adventures are not just about orcas but depending on the season, blue, finback, sperm and pilot whales and getting in the water with massive schools of mobula rays, huge pods of dolphins, whale sharks and of course, super playful sea lions.

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Sea Of Cortez

5 & 7-Night Liveaboard Diving Adventure

The Sea of Cortez has rebounded with life best described as different season, different seas. Maga pods of dolphins year-round, super friendly sea lions, fast schools of fish, and whales!

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Sea Of Cortez

Loreto & La Paz Diving

We have been running this trip since 1978 and have learned a thing or two about where to find the best diving in this part of the Sea of Cortez!

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Costa Rica

Cocos – Island of the Sharks

Known as the ‘Island of the Sharks,’ it’s not just about the famous schooling hammerheads where the sharks come to you, but a tiny tropical rainforest oasis in the eastern Pacific.

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Magdalena Bay

Mexican Sardine Run

During mid-October to December, a magical event happens in the nutrient rich swirling blue waters off Magdalena Bay where All sorts of predators gather to hunt on the second largest sardine run in the world.

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San Ignacio Lagoon

The Most Extraordinary Whale Interaction on the Planet

How do you even being to describe the experience of a giant 40-foot long whale, looking you in the eye and communicating very clearly that they want you to put your hand in the water.

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Baja Ultimate Whales

Expedition Yacht & Whale Camp

Meet the most majestic whales on the planet: Gray whales, humpbacks, blue whales, fin-back whales and whale sharks. Lets not forget about the huge pods of dolphins.

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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.

Nautilus Explorer

Our flagship featuring an all new super-large dive deck and water level platform combined with picture windows around the main salon and separate dining room.

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Nautilus Belle Amie

We launched the Belle Amie in 2015 and she is a beauty. Modern. Super spacious. Designed specifically for Socorro. Featuring suites in which you feel that you are staying in a hotel.

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Nautilus UnderSea

The UnderSea first entered service in 1968 as the personal submarine tender to Dr. Perry of Perry Oceanographic. We graced the ship with a massive shipyard refit including: stretching the hull out to 105 feet, a new superstructure and extended sun deck, a bulbous bow and stability system.

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Nautilus Gallant Lady

Imagine a 116 foot yacht that accommodates small groups of 12 divers in 6 large suites. Our beautiful Gallant Lady combines the luxury of a yacht with the thoughtful design of a dive deck built for divers.

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Mango Wind

Our beautiful Leopard 45 sailing catamaran provides a different and intriguing way to experience the Sea of Cortez. Sailing is fun. Sailing is awesome!

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Nautilus Westerly

Giving back. At our core, we believe in giving back to Mother Ocean. One of the ways we do this is to make the Westerly available at cost for conservation or science trips around Baja and out to both Socorro and the Islas Marias.

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What Makes Us Different

01

Safety First

The cornerstones of everything we do: safety, excellence in guest experience, happy staff, and happy crew.

02

Guest Excellence

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.

03

Animal encounters

We provide the best opportunities for encounters, which are always conducted with the utmost respect and only on the animals’ own terms. It’s entirely their choice to swim over and check us out.

See what our guests recently have said about Us

Latest Blogs

June 30th, 2025

Surrounded by Several Giant Mantas at Socorro

The first dive was not like any check dive I have done before. Sharks were everywhere: white tips, silver tips, Galapagos and even tigers!

Read

June 30th, 2025

An Incredible Trip Both Underwater and on the Ship

I have divers who have told me it’s the best trip they’ve done, and some had the best dive of their lives on El Boiler here at Socorro.

Read

June 30th, 2025

El Boiler is Full of Playful and Friendly Mantas Today!

So many mantas today! Black and Chevron, very playful and friendly.
Hammerheads, Galapagos and a couple of Tiger sharks! Best dive ever…

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May 21st, 2025

The incredible Marine Life of the Socorro Islands

Discover the marine life of the Socorro Islands – home to manta rays, sharks, turtles, and dolphins in Mexico’s remote Pacific waters.

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May 12th, 2025

What to pack for scuba diving in Socorro?

This guide covers dive gear, essentials, and tips on what to pack for scuba diving in Socorro. Get ready for your liveaboard trip!

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May 5th, 2025

The best dive sites in Socorro: where to see oceanic mantas, sharks & more!

Discover the best dive sites in Socorro Mexico, famous for giant manta rays, sharks, dolphins, and big animal encounters!

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More Blogs

Socorro, Sea of Cortez, Mexico Sardine Run, Cocos Island, San Ignacio Lagoon

Socorro Island

Sea of Cortez

Sea of Cortez

Sea Of Cortez

Sea Of Cortez

Costa Rica

Magdalena Bay

San Ignacio Lagoon

Baja Ultimate Whales

Your Home at Sea

Nautilus Explorer

Nautilus Belle Amie

Nautilus UnderSea

Nautilus Gallant Lady

Mango Wind

Nautilus Westerly

What Makes Us Different

01

Safety First

02

Guest Excellence

03

Animal encounters

See what our guests recently have said about Us

“A simple way to sum my experience: a trip of a lifetime.”

Thousands of schooling hammerheads at Cocos Island.

An Incredible Trip Both Underwater and on the Ship

“An experience of a lifetime” diving Socorro

“We asked for whale sharks and had 4 sightings in the same day! Best trip of my life!”

“A simple way to sum my experience: a trip of a lifetime.”

Thousands of schooling hammerheads at Cocos Island.

An Incredible Trip Both Underwater and on the Ship

“An experience of a lifetime” diving Socorro

Latest Blogs

June 30th, 2025

June 30th, 2025

June 30th, 2025

May 21st, 2025

May 12th, 2025

May 5th, 2025

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