Experience some of the most charismatic animals on the planet
Amazingly friendly mantas and dolphins, 366 great white sharks, most sociable whales in the world, whale sharks, hammerheads and 8 other shark species, huge schools of mobula rays, jacks and all the other wonders of Baja, Mexico.
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
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Nautilus Belle Amie
Launched in 2015
147 feet long
Ultra-quiet
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Nautilus UnderSea
105 feet long
Full-width superstructure
Enclosed dive deck
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Nautilus Gallant Lady
116 feet long
6 large suites
1,700 horsepower
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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.
Blogs
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Are Great White Sharks Man Eaters?
The age old question… are great white sharks man eaters? Should you be worried about the danger of getting in the water with our great white sharks at Guadalupe Island? Well, great whites are bloody big apex predators with a very impressive mouth of full of rows of sharp teeth. Heck yes, they are dangerous, […]
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Searching for the Sea of Cortez Orcas: Part I
We’ve just received a postcard from guide and Backscatter photo pro Dany Taylor, who’s been searching for the elusive Sea of Cortez orcas on our inaugural mobula and orca expedition. Different seasons bring different seas. Or at least it feels this way with an entirely different Sea of Cortez between April and July. We have […]
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Top Six Reasons to Dive with Great White Sharks
Thanks to Jaws, great white sharks are one of the most feared predators to patrol the ocean. In reality, these misunderstood marine animals are critical to the ocean’s health and are incredibly humbling to witness in the flesh. Located off the coast of Baja Mexico in the Pacific Ocean, Guadalupe is home to the best […]
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Eco Diving: Five Tips to Become an Eco-Friendly Diver
While Earth Day officially falls on 22nd April, we believe that everyday should be a celebration of our planet and the need for its conservation. As divers, we can all act more environmentally responsible, as to quote legendary ocean explorer Dr Sylvia Earle, with “no water, no life. No blue, no green.” But don’t worry, […]
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The Importance of Tourism: Manta Ray Conservation
Since 2018, the giant manta ray has been listed as threatened under the Endangered Species Act. The protection of the world’s oceans and all its incredible inhabitants has never been more important, and we have been working on compiling a manta identification database for the last 30 years and working specifically with the Manta Trust, […]
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Join the Mobula Ray Migration in the Sea of Cortez
During the summer months, a truly extraordinary wildlife event takes place in the Sea of Cortez: the great mobula ray migration. From mid-May to July, thousands of mobula rays aggregate in the deep south of the Sea of Cortez, and we’re excited to unveil a new expedition to experience the mobula ray migration first-hand aboard […]