Certified Diver: 2-Tank Deep Wreck and Shallow Reef Dive Off Oahu

The Sea Tiger wreck is the main draw here, a 105-foot underwater visit where you might spot sharks, turtles, eels, octopus, rays, and lobster around the rusted hull. You then move to a shallower reef, often near 50 feet, where turtles and small reef life are easier to watch.

I like two things right away: premier gear rental is included, and the crew handles tank changes between sites. I also like the practical mix of a historic wreck and a colorful reef, giving you two very different underwater settings in one roughly three-hour outing. The main consideration is that you need current certification, solid swimming ability, good health, and enough comfort for open-water entries from a boat.

Key points to know before you book

• The Sea Tiger reaches about 105 feet, making this a serious wreck visit for certified scuba participants.
• The second site is much shallower, often around 50 feet, with turtles, eels, fish, rays, and reef scenery.
• Gear, tanks, snacks, and refreshments are included, which makes the $248.81 price easier to assess.
• The crew may include guides such as Nacho, Heather, Jordan, Alex, or Lindsay, with a PADI Professional leading the underwater tour.
• Groups can be as large as 21 people, although some outings have been much smaller.
• You must arrive 30 minutes early, show proof of certification, and avoid flying for 24 hours after the outing.

Starting at Kewalo Basin Harbor

Your morning begins at Dive Oahu, at 1085 Ala Moana Boulevard, Suite 109, in Kewalo Basin Harbor. This is a useful Honolulu location near Ala Moana Park, and public transportation is available nearby. Parking is not included, so allow extra time if you are bringing a car.

Arrive half an hour before the scheduled departure. That buffer is not wasted time. You’ll complete waivers, show proof of certification, and get fitted for equipment before boarding. If you are rusty with your gear, this is also the moment to say so. One participant who had not been underwater for four years still felt comfortable after the crew helped with the setup and checks.

You need certification through PADI or another approved scuba course. The outing is not a lesson for beginners, and all participants must be over 15, able to swim, and in good health. Bring your weight, as the operator specifically requires every participant to provide it.

The boat carries up to 21 people. That is a reasonable maximum for a boat-based outing, but the feel can change depending on the date. Some trips have had only a few people aboard, while the company also operates larger boats. If personal attention matters to you, ask about the expected group size before booking.

First stop: the Sea Tiger at about 105 feet

The first underwater visit is usually the more dramatic one. The Sea Tiger is a former shipwreck resting off Oahu’s south shore at roughly 105 feet. The wreck is rusty and compact, and you should not picture a large open ship with broad passageways. You may be able to look into parts of the structure, but the wreck is not generally treated as a place for casual swim-throughs.

That limitation is worth knowing. The appeal is seeing a real wreck in its underwater setting, not exploring every corridor inside it. The metal structure gives fish and other creatures shelter, and the surrounding seafloor can bring unexpected sightings. Reports from this outing include reef sharks, turtles, octopus, eels, rays, lobster, and schools of fish.

At this depth, air use and bottom time matter more than they do on a shallow reef. You should be comfortable monitoring your air supply, equalizing, and following the guide’s pace. The guide may point out animals tucked into the wreck or lying on the ocean floor, but you still need to manage your own equipment and stay with the group.

The crew’s role is a major part of the value. Guides such as Heather, Colton, Jordan, Jared, Dan, and Alex have been praised for helping participants feel calm and for pointing out animals that are easy to miss. Captain Nacho, Adam, Lindsay, and other captains have also been singled out for careful equipment checks and assistance getting in and out of the water.

If you have trouble equalizing, tell the guide early. One family outing included a participant whose son struggled with equalization and breathing control. Colton slowed down and helped him settle into the outing rather than pushing ahead. That sort of patience matters more than a polished speech on the boat.

Surface interval with a practical crew

After the wreck, you return to the boat for the surface interval and tank change. Dive Oahu includes snacks and refreshments, and the crew handles the tank setup and switching. That is a small convenience, but it makes the time between sites easier, especially after a deeper first stop.

The boat has been described as clean and well kept, with enough support from the crew to make entries and exits less stressful. Open-water boat entries can feel awkward even when you are an experienced scuba participant. Some people are especially uneasy when the sea is choppy, so expect the crew to help with equipment and timing, but do your part by following instructions and staying alert.

The surface break can also add a bit of scenery. One outing included whale spouts in the distance. That is not a promised part of the trip, but it shows how the time between sites can still feel like part of the Hawaiian ocean day rather than a simple equipment stop.

You may add Nitrox, a private guide, a private photographer, or a GoPro rental. These extras can make sense if you want more bottom-time planning, close instruction, or better photos. They are not included in the listed price, so check the added cost before confirming.

Second stop: a shallow reef near 50 feet

The second site changes the mood. Instead of a deeper wreck, you visit one of Honolulu’s popular shallow reef areas, with some outings reaching about 50 feet. A shallow site usually gives you more time to look around and can feel less demanding after the 105-foot wreck.

The reef is where many of the smaller sightings happen. Expect the possibility of green sea turtles, eels, colorful fish, octopus, rays, and other local marine life. Turtles are a recurring highlight, and the shallow water can make them easier to watch and photograph. You might also see a reef shark, although wildlife is never guaranteed.

This stop is not just a lighter second act. It gives you a different view of Oahu’s underwater life. At the wreck, you are focused on structure, depth, and the story of a sunken vessel. At the reef, you can spend more time scanning rock, sand, and crevices for animals. The contrast makes the two-tank format worthwhile.

Water conditions vary. One participant described the water as clear but cool in February and recommended wearing a wetsuit. You should plan for the possibility of cooler water, even in Hawaii, particularly when you are spending a full outing in the ocean.

What the crew adds to the outing

The strongest part of this operation is the hands-on support. The guides are not simply there to lead a route. They help with last-minute equipment checks, assist at the water entry, swap tanks, and point out animals.

Names that come up repeatedly include Nacho, Matt, Heather, Alex, Justin, Adam, Jared, Lindsay, Jordan, Josh, and Colton. You may not have any particular guide on your date, but the consistent pattern is useful: the crew puts attention on safety and comfort without making the outing feel stiff.

That balance matters if you have not been underwater for a while. A professional guide can help you regain your rhythm, but you still need to be honest about your recent experience and current comfort. If you are newly certified, rusty, or uncertain about deeper wreck conditions, ask about the site and guide arrangements before you board.

The crew also helps with the physical side of boat scuba. They can assist with equipment before entry and getting out of the water, but you should be prepared for an open-water boat entry and exit. If that is a concern, mention it during check-in.

Is $248.81 a fair price?

At $248.81 per person, this is not a bargain outing, but it includes more than the boat ride. You receive the two-tank itinerary, premier gear rental, tank changes, snacks, refreshments, and guidance from a PADI Professional. You also get two distinct sites close to Honolulu rather than spending the whole morning traveling to a distant location.

The value is strongest if you need equipment. Renting gear separately can quickly change the total cost of a scuba day, so included equipment removes one large variable. The price also makes more sense if you want a guided wreck visit rather than an unguided shore outing.

If you own all your equipment and only want a single shallow reef visit, the cost may feel high. If you want the Sea Tiger, a second reef site, crew assistance, and a boat with a maximum capacity of 21, the package is easier to justify.

The company is often booked about 27 days ahead. That is a useful planning clue, especially if your Oahu schedule is tight or you want a particular date. Add-ons can raise the total, so decide in advance whether Nitrox, a private guide, photography, or a GoPro is important to you.

Who should book this scuba outing?

This trip suits certified participants who want a compact Honolulu boat outing with a wreck and reef in the same morning. It is particularly good for:

• Certified scuba participants who want to visit the Sea Tiger
• Couples or families with older teenagers who already meet the age and certification rules
• People who want rental gear included
• Participants who appreciate close crew support
• Underwater photographers who want turtles, reef life, and wreck structure
• Returning scuba participants who want a guided refresher in open water

It is less suitable if you are not certified, cannot swim, are uncomfortable at about 105 feet, or want a relaxed snorkeling trip. It also may not be the right choice if you need to fly soon after the outing. The operator requires that you not fly within 24 hours after scuba activity.

You must also be in good health. If you have a medical concern, do not rely on a quick assumption that you will be fine. Get appropriate medical advice before booking.

Timing, cancellation, and small practical details

The outing lasts about three hours and ends back at Kewalo Basin Harbor. The late-morning style timing can work well if you do not want a very early start, but your exact departure time should be checked during booking.

Bring your certification proof and weight, arrive 30 minutes early, and provide a valid email address. Dive Oahu should send booking details within two hours. If you do not receive that message, contact the company before the scheduled outing.

The cancellation terms need a careful look. The booking information says you can cancel at least 24 hours before the start for a full refund, while the operator’s additional information notes a 48-hour cancellation policy. Because those two statements differ, confirm the exact cut-off directly with Dive Oahu before you book.

Poor weather or an insufficient minimum number of participants can cancel the outing. In those cases, you should be offered another date or experience, or a full refund. If the operator cancels, do not rearrange flights or other fixed plans until you know the replacement date.

Should you book the Sea Tiger and reef trip?

I would book this if you are a certified scuba participant who wants two different underwater settings without leaving Honolulu for the day. The Sea Tiger gives you the wreck and depth, while the second site offers a calmer look at turtles, eels, fish, and reef life.

The best reasons to choose it are the included equipment, active crew support, and the strong chance of seeing more than one type of marine life. The main cautions are the 105-foot first site, possible choppy water during entry and exit, the price, and the need to clarify the cancellation window.

Book ahead if your dates are fixed, ask about the expected group size, and confirm the planned sites since the company rotates locations during the week. If those details suit you, this is a focused and well-supported way to add serious scuba time to an Oahu stay.

FAQ

Where does the scuba outing start?

It starts at Dive Oahu in Kewalo Basin Harbor, at 1085 Ala Moana Boulevard, Suite 109, Honolulu, Hawaii 96813.

Where does the activity end?

The activity ends back at the same meeting point at Kewalo Basin Harbor.

How long does the outing last?

The outing lasts approximately three hours.

What dive sites are included?

The planned format includes a guided visit to a south shore wreck, commonly the Sea Tiger, followed by a guided visit to a shallow reef site. Specific locations can rotate during the week.

How deep is the Sea Tiger wreck?

The Sea Tiger is around 105 feet deep.

How deep is the shallow reef?

The shallow reef site is around 50 feet deep.

Is scuba certification required?

Yes. Every participant must show proof of certification through PADI or another approved scuba course before boarding.

What is included in the price?

Premier gear rental, tanks, snacks, refreshments, and guidance from a PADI Professional are included.

Are add-ons available?

Yes. GoPro rental, Nitrox tank rental, a private guide, and a private photographer are available as add-ons.

Can I fly after the outing?

No. Participants must not fly within 24 hours after scuba activity.

What is the cancellation policy?

The booking terms state that cancellation at least 24 hours before the start qualifies for a full refund. The operator also notes a 48-hour cancellation policy, so confirm the exact cut-off directly before booking.