Use promo code 1ocean20 when you book the shark snorkel swim.

One Ocean Diving

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BOOK NOW
Haleiwa Shark Tours
Shark Conservation
Shark Tour FAQ Oahu
About Us
Meet Ocean Ramsey
Meet Juan Sharks
Media & Filming Sharks
Shark ID/Adopt A Shark
Help Take Action
10 Ways to HelpSaveSharks
HelpSaveSharks Letters
Donate Saving Sharks
Donate to Shark Education
Buy Book & Documentary
New! Online Course
Research methods
Global Ambassador Program
One Ocean Conservation
Save The Sea Turtles Intl
Educational Outreach
Kids Conner
Awareness Clothing & Art
Blogs
Jobs
Flood Relief Donations
Expeditions
Shop Gifts

One Ocean Diving

One Ocean DivingOne Ocean DivingOne Ocean Diving
Home
BOOK NOW
Haleiwa Shark Tours
Shark Conservation
Shark Tour FAQ Oahu
About Us
Meet Ocean Ramsey
Meet Juan Sharks
Media & Filming Sharks
Shark ID/Adopt A Shark
Help Take Action
10 Ways to HelpSaveSharks
HelpSaveSharks Letters
Donate Saving Sharks
Donate to Shark Education
Buy Book & Documentary
New! Online Course
Research methods
Global Ambassador Program
One Ocean Conservation
Save The Sea Turtles Intl
Educational Outreach
Kids Conner
Awareness Clothing & Art
Blogs
Jobs
Flood Relief Donations
Expeditions
Shop Gifts
More
  • Home
  • BOOK NOW
  • Haleiwa Shark Tours
  • Shark Conservation
  • Shark Tour FAQ Oahu
  • About Us
  • Meet Ocean Ramsey
  • Meet Juan Sharks
  • Media & Filming Sharks
  • Shark ID/Adopt A Shark
  • Help Take Action
  • 10 Ways to HelpSaveSharks
  • HelpSaveSharks Letters
  • Donate Saving Sharks
  • Donate to Shark Education
  • Buy Book & Documentary
  • New! Online Course
  • Research methods
  • Global Ambassador Program
  • One Ocean Conservation
  • Save The Sea Turtles Intl
  • Educational Outreach
  • Kids Conner
  • Awareness Clothing & Art
  • Blogs
  • Jobs
  • Flood Relief Donations
  • Expeditions
  • Shop Gifts
  • Home
  • BOOK NOW
  • Haleiwa Shark Tours
  • Shark Conservation
  • Shark Tour FAQ Oahu
  • About Us
  • Meet Ocean Ramsey
  • Meet Juan Sharks
  • Media & Filming Sharks
  • Shark ID/Adopt A Shark
  • Help Take Action
  • 10 Ways to HelpSaveSharks
  • HelpSaveSharks Letters
  • Donate Saving Sharks
  • Donate to Shark Education
  • Buy Book & Documentary
  • New! Online Course
  • Research methods
  • Global Ambassador Program
  • One Ocean Conservation
  • Save The Sea Turtles Intl
  • Educational Outreach
  • Kids Conner
  • Awareness Clothing & Art
  • Blogs
  • Jobs
  • Flood Relief Donations
  • Expeditions
  • Shop Gifts

FINDING THE SHARK KIOSK AND BOATS

Shark Kiosk

The kiosk is at the entrance to the Haleiwa small boat harbor. If the kiosk is not open, please wait there so our crew knows where to find you. Parking can be found by the bathrooms or by the boats on the waterside.

Shark Tour Vessels

Meet our brand new shark boats,  "Mano Kai" and “Niuhi"

Look for these boats across from the Kiosk at the commercial dock. 

Brand New Boats

Brand new, state-of-the-art shark diving boats

The best shark dive boats in the world. Both are 33ft in length and 14ft wide and ready for Hawaiian waters. One of the most stable boats in its class size, this helps to reduce the chances of sea sickness

Big Boat But small Groups

Groups are 6 people per shark safety diver, we can accommodate groups of up to 12 people. Private charter options are available to book instantly online. There are also freshwater showers on board the boats. A ton of space and storage under the benches

Our Customer Service

At One Ocean Diving , we pride ourselves on providing exceptional customer service. Our friendly and knowledgeable staff are available to answer any questions you may have and help you plan your perfect trip .

WHERE TO BOARD THE shark boat:

Meet at the Blue and White "One Ocean Diving" Kiosk next to Haleiwa Joe's restaurant

Boat will dock across from the blue kiosk and next to the white fish scale (scaffolding)

One Ocean Diving

(808) 649 0018

Boats start everyday 6am in summer and 7am in winter. Office opens everyday at 7am.

Open today

07:00 am – 03:00 pm

Phone: +1-808-649-0018 (Please Text) Office hours: 7am-3pm HST

  1. Meet the boat at the ramp 10 minutes before departure time.
  2. Please wait by the Blue One Ocean Diving Kiosk prior to boarding the boat.
  3. Wait for the boat to arrive if you do not see it in front of the fish scale by 10 minutes before departure call the office at +1-808-649-0018 .
  4. ****MAKE SURE TO ARRIVE EARLY OR ON TIME AS WE DEPART ON SCHEDULE.***
  5. If INTERNATIONAL please provide an EMAIL ADDRESS that you regularly check when booking!

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Before Your Shark Diving Adventure

Preparation and Parking

- Park by the little brown restroom building near the harbor entrance on the back side (west) of Haleiwa Joe’s Restaurant.

- Check our online booking system for live availability (weather permitting) and book an early morning trip for calm conditions.

- Bring towels (2 for comfort), sunglasses, drinking water, and a camera (small hand held cameras are not permitted in the water).

- Biodegradable sunscreen is a must (please no aerosol spray sunscreen; we have extra sunscreen on board. It is Hawaii Law that you can only use “Reef Safe Sunscreen.” We recommend Raw Elements brand).

- Rash guards and wetsuits are highly recommended for jellyfish protection, but not required (we have jellyfish spray and no-itch gel on board if you do get stung).

Onboard Your Shark Diving Encounter

Safety and Comfort

- Inform the crew of any special medical conditions and medications.

- If you are knowingly diabetic or allergic to bee stings or jellyfish, let us know as soon as you board the boat and bring your medications onboard with you.

- You should be physically fit and able to swim and snorkel with ease in waves and against strong currents.

- Take Dramamine the night before and 1 hour before boarding the boat to prevent seasickness.

- A dry storage is available on board for bags/backpacks, but please limit your items to one bag per person.

- Persons under 18 need to be accompanied by a parent/legal guardian or have them sign the Release of Liability & Assumption of Risk waiver prior to boarding.

- Restroom facilities are available at the harbor to use right before departure.

After Your Shark Diving Adventure

- We hope you had an unforgettable experience with us!

- If you have any feedback or suggestions, please let us know.

- Follow us on social media to stay updated on our latest news and promotions.

- Don't forget to leave us a review on Google and TripAdvisor.

- Thank you for choosing us for your shark diving adventure!

"Advanced Tiger Shark Dive" from June to November.

One Ocean Diving now offers a special advanced tiger shark dive that provides a unique opportunity to observe these magnificent creatures in their natural habitat. The dive takes place off the coast of Oahu, Hawaii, where tiger sharks are known to frequent during summer through fall months. The dive is led by expert shark behavior and safety guides who prioritize safety and environmental conservation. 

Participants are given a special advanced briefing on tiger shark behavior, redirection techniques, and the biology of tiger sharks before entering the water with provided snorkeling gear. This dive will be limited to individuals or a couple so that you can get 1:1 time with the safety diver and closer encounters **Shark behavior permitting** You will learn advanced techniques to deter sharks. The charter will be 2 to 4 hrs in length. The dive also includes an educational component, where participants can learn about the importance of tiger sharks in the marine ecosystem and the threats they face from human activities. This special tiger shark dive offered by One Ocean Divings shark expert team is a thrilling and educational experience that allows participants to appreciate these magnificent creatures up close while promoting conservation efforts. Please get in touch with us at 808 649 0018 to schedule this dive.  This dive is only available from summer through fall and must be scheduled in advance. Offerings start the 2nd week of June. 


 

Shark Dive Adventures in Honolulu: Learn to Swim with Sharks with One Ocean Diving

 If you're searching for an unforgettable ocean experience that blends education, conservation, and heart-pounding excitement, look no further than One Ocean Diving—Hawaii’s top-rated shark diving tour and proud 2024 Travelers’ Choice Award winner for Shark Tour and Shark Mission. Located just off the North Shore of Oahu and easily accessible from Honolulu, our programs offer a unique opportunity to experience shark diving in Oahu like nowhere else. Whether you're already searching “snorkeling near me” or considering your first-ever dive, our team of expert marine biologists and conservationists is here to guide you through a life-changing journey—swimming side by side with the ocean’s most misunderstood creatures.

 Coexisting with Sharks Through Education, Research, and Advocacy

Founded by marine biologist and shark conservationist Ocean Ramsey, along with world-renowned underwater photographer and videographer Juan Oliphant, One Ocean Diving was created with one clear mission: to bridge the gap between people and sharks through education, respectful interaction, and science-backed research. Our philosophy is simple—we don’t just show you sharks, we teach you to understand them.

We believe that knowledge dispels fear. That’s why every shark diving experience begins with an educational briefing from our on-board marine scientists. You’ll learn how to identify different shark species by their markings, understand body language and behavior, and discover the pivotal role sharks play as apex predators in maintaining the health of marine ecosystems. It's part of our mission to reshape the public's perception of sharks—not as monsters of myth, but as intelligent, essential creatures deserving of protection and respect.

Science Meets Spirit: Responsible Shark Diving in Hawaii

Each shark diving charter is led by a marine biologist and a professionally trained shark safety diver, both of whom were trained directly by Ocean Ramsey and Juan Oliphant. We follow a strict, science-backed approach that emphasizes non-invasive, passive encounters with sharks in their natural habitat. No cages. No chum. Just pure, raw interaction that puts respect for the animal above all else.

Our focus on responsible ecotourism includes:

  • Real-time data collection (shark ID photos, behavioral tracking)
  • Research participation opportunities for guests
  • Ongoing community education programs in schools
  • Beach and reef cleanups supported by your tour fees

And for those who prefer to stay dry, we offer “ride-along” experiences where guests can observe sharks from the boat. Even many of our ride-along guests end up joining in the water once they see how respectful and awe-inspiring the interaction really is.

A Tour Designed Around You

Our state-of-the-art 33ft shark diving boats—some of the most stable in their class—are built specifically for Hawaiian waters. Each tour maintains small group sizes with a 6:1 guest-to-safety-diver ratio, ensuring personal attention and safe conditions. Freshwater showers and comfortable seating make for a smooth, enjoyable ride, even if it’s your first time snorkeling in Honolulu or free diving with sharks.

As soon as we anchor in the clear blue waters off Oahu’s North Shore, our safety divers are the first in and the last out, ensuring you feel confident and supported at every step. For beginners or those new to snorkeling Oahu, you can hold onto the safety line attached to the boat until you feel ready to swim freely. Our team will guide you at your own pace, always respecting your comfort level.

And yes—when you’re in the water with a Galapagos shark or sandbar shark gliding past, it’s even better than you imagined.

Transforming Encounters Into Conservation

Every guest becomes a part of our conservation mission. Our tours helped catalyze a seven-year campaign to pass Hawaii's historic HB553, banning the intentional killing of sharks in state waters—a law signed in 2021 thanks to the support and testimonies of our passionate guests.

We extend this advocacy beyond the water through:

  • Free school presentations on shark conservation
  • Jobs for marine biologists and educators (70% women)
  • Opportunities to adopt a shark, name it, and contribute to our research database
  • The ability to sponsor educational programs, reef cleanups, or school presentations in your name

By participating, you're not just learning about sharks—you're helping to protect them for future generations.

More Than Just a Dive – A Life-Changing Experience

At the end of each tour, we debrief with conservation updates and dive-specific research findings. You’ll receive insights into shark behaviors observed during your dive, hear about the latest developments in ocean conservation, and get practical tips on how to live a more ocean-friendly lifestyle—from reducing single-use plastics to making sustainable seafood choices.

Even during the boat ride back to harbor, the adventure doesn’t stop. We stay alert for sightings of dolphins, whales (in season), and sea turtles. While not guaranteed, these magical moments often cap off an already unforgettable day.

Why Choose One Ocean Diving?

  • Hawaii’s Original Free-Dive Shark Tour
  • 2024 Travelers’ Choice Award Winner
  • 100% Safety Record since opening in 2010
  • Led by the world’s top shark scientists and conservationists
  • Educational, ethical, and empowering shark encounters
  • Small group sizes with personalized attention
  • Opportunities for ride-along observation or full immersion
  • Science-based shark interaction protocols
  • Supports local marine biology jobs and ocean protection laws
  • Great for all experience levels—from nervous first-timers to seasoned divers

Book Your Shark Snorkel in Oahu Today

There’s nothing quite like looking into the eyes of a shark just feet away, knowing you're safe, informed, and participating in something meaningful. Whether you’re already experienced in free diving, or just looking for snorkeling near me, One Ocean Diving offers one of the most transformative shark diving experiences in Hawaii.

Join us in learning, exploring, and advocating for one of the ocean’s most vital yet threatened creatures. Book your shark diving Oahu experience today and discover a deeper connection to our oceans—because real change begins with real understanding.

Respect the ocean. Protect the sharks. Dive with purpose.

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Powered by aloha & respect for sharks & the ocean

  • BOOK NOW
  • Shark Tour FAQ Oahu
  • About Us
  • Meet Ocean Ramsey
  • Meet Juan Sharks
  • Media & Filming Sharks
  • Shark ID/Adopt A Shark
  • Help Take Action
  • HelpSaveSharks Letters
  • Donate Saving Sharks
  • Donate to Shark Education
  • Buy Book & Documentary
  • New! Online Course
  • Research methods
  • Global Ambassador Program
  • One Ocean Conservation
  • Save The Sea Turtles Intl
  • Educational Outreach
  • Awareness Clothing & Art
  • Jobs
  • Expeditions

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