REVIEW · ST THOMAS
Two-Tank Dive for Certified Diving in St Thomas
Book on Viator →Operated by Aqua Marine Dive Center · Bookable on Viator
St Thomas rewards you fast when you’re on the right schedule. This two-tank scuba outing for certified divers pairs a small group with a captain and underwater guide heading for reefs and wrecks in the US Virgin Islands. It’s built for divers who already know their way around the basics and want a focused, well-run day in the water.
What I like most is how the boat setup stays intimate. With a maximum of 14 people and certified-only morning trips (afternoons can mix levels), you get more attention when you gear up and when conditions change. I also like the way the crew supports nervous or newer certified divers—examples include Captain Tommy handling rougher-than-ideal conditions and guide Jaime taking things at a comfortable pace.
The main consideration is simple: you need proof of certification and you must be able to swim. If you’re not fully comfortable with that, or you’re hoping to snorkel instead, you may want a different option.
In This Review
- Key highlights to know before you go
- Two-Tank Scuba in St Thomas: How This Setup Works
- Meeting at Aqua Marine and Getting Geared Up for the Giant Stride
- First Underwater Session: Reefs, Wrecks, and a Calm Start
- Between Tanks: The Surface Interval With Snacks and Water
- Second Underwater Session: Enjoyment, Plus Pirate Punch After 18+
- Price and Value: Why $189 Can Make Sense Here
- Timing, Weather, and Cruise-Ship Reality in St Thomas
- Who Should Book This, and Who Might Prefer Something Else
- Should You Book? My Honest Take
- FAQ
- FAQ
- How long is the two-tank certified scuba outing?
- Where do I meet for the excursion?
- How early should I check in?
- Do I need scuba certification?
- What’s included in the price?
- Are snacks and drinks provided during the boat rides?
- How many people are on the boat?
- Is transportation to and from the marina included?
- Is there an age minimum?
Key highlights to know before you go
- Certified-only focus for the morning option, with small groups and a maximum of 14 travelers
- All scuba gear plus tanks and weights included, so you can travel light
- Two one-hour underwater sessions with a short break for snacks and drinks between
- Pirate Punch rum punch for adults 18+ after the second session
- Examples of sites and styles you may see like Flagpole, Cabrita, Ledges, Stragglers, and canyon-style views (calf and cow gets called out)
- Crew names show up in strong reviews, including Captain Tommy and guides like Jaime, Anna, and Wolfgang
Two-Tank Scuba in St Thomas: How This Setup Works

This outing is for people who already hold a scuba credential and want a clean, well-paced plan. You’re not dealing with a long buffet of random activities; it’s about getting you into the water twice, with an experienced captain and a guide steering the day.
The “two-tank” format is also practical. Most of the day is spent either gearing up, riding to sites, or doing those two roughly one-hour sessions. That makes it a good fit when you’re staying in St Thomas for a limited number of hours—especially if you’re trying to avoid a full-day commitment.
A small-group environment matters underwater. When conditions are less than perfect, it’s easier to keep everyone in sync. In prior experiences with this operator, Captain Tommy is specifically credited with navigating not-great conditions while still finding strong sites. That’s exactly the kind of skill that keeps the day relaxed instead of stressful.
You can also read our reviews of more tours and experiences in St Thomas.
Meeting at Aqua Marine and Getting Geared Up for the Giant Stride
You meet at Aqua Marine Dive Center at Saga Haven Marina, dock area in St Thomas. Plan to check in 30 minutes early. That window isn’t just red tape—it’s when they fit and set up gear (if needed), confirm your paperwork, and make sure you’re signed off for the outing.
When you arrive, have your certification evidence ready. The operation requires proof of dive certification from everyone participating in the certified sessions. You’ll also confirm waivers are completed before you head out.
Once the captain gives a safety briefing, the day shifts into “sit back and ride.” You’ll have a short 15 to 30 minute boat transfer to the first site while the crew finishes up equipment setup. Then comes the entry: you’ll be assisted to the back of the boat and do a giant stride entry. It’s the standard method, but it’s nice when you’re not rushing and someone is physically helping you get positioned.
Practical tip: if you’ve got your own fins/mask, check whether you’re allowed to use them—but the outing states scuba equipment is provided, so it’s usually simplest to travel without extras.
First Underwater Session: Reefs, Wrecks, and a Calm Start

The first underwater session typically lasts about one hour. You should expect the guide to set expectations early—things like what to watch for, where you’ll be swimming, and what the route feels like underwater.
This outing is aimed at finding scenic, varied experiences around St Thomas. The operator highlights reefs and shipwrecks as part of the mix, and previous outings called out specific named locations such as Flagpole, Cabrita, Ledges, and Stragglers. Another common theme in strong feedback: guides don’t treat it like a race.
One standout detail from reviews is how newer certified divers are handled. Guide Jaime is repeatedly praised for taking great care of divers and never making people feel rushed. That matters because your first tank is where you decide if the rest of the day will feel steady or chaotic.
If you’re coming back from time away from scuba, this first session can be a gentle way to re-find your rhythm with the help of the guide and the group.
Between Tanks: The Surface Interval With Snacks and Water

After the first session, you’ll have a short surface interval. This is where the outing earns its points for comfort.
The crew provides light snacks, water, and soda while the captain takes you to the next site. This matters more than it sounds. You’re likely breathing on a schedule underwater, and you can feel off if you go into tank two on an empty tank—especially if you’ve got travel days behind you.
So use the break like it’s part of the “experience,” not just downtime. Hydrate, eat something small, and take a moment to settle your gear and body position so you start the second tank feeling clean and ready.
Second Underwater Session: Enjoyment, Plus Pirate Punch After 18+

The second underwater session also usually runs about an hour. By now, your comfort level should be higher, and you can spend more attention on what’s around you and less on your buoyancy or timing.
This is also where the operator’s guidance shows through. Strong feedback mentions guides pointing out lots of underwater details and helping divers notice more than they would on their own. If you’re the type who likes to learn in motion, you’ll likely enjoy this structure.
After tank two, the captain adds the fun part for adults: Pirate Punch (rum punch). Drinking is 18+ only. Along with that, there are more snacks for the ride back to the marina. That little ritual—something warm and social after the second session—is one reason this format feels like a complete package instead of just “two hours of gear work.”
Site highlights that have come up in previous experiences include canyon-style swimming and the calf and cow area getting singled out for stunning underwater views.
Price and Value: Why $189 Can Make Sense Here

The price is $189 per person for a 3.5-hour outing and it includes a lot of the usual cost drivers:
- Professional guide
- Tanks and weights
- Use of scuba equipment
- Beverages and snacks
- Adult rum punch (18+)
- Boat crew and instruction/time on the water
Transportation is not included. That’s typical, but it’s also something to budget for, especially if you’re on a cruise and need a taxi to the marina. If you’re staying on the island, you might find it easier to arrange a ride, but the key point is that the scuba-specific costs are bundled.
How to think about value: if you were paying separately for a guide + boat + gear rental + tanks, you’d likely spend more than $189. Here, those core items are folded into the per-person price, which is why this tends to feel fair—especially in a small-group format where attention stays personal.
A detail worth noting: morning boats are typically certified divers, while afternoon boats may be a mixed-activity day (all levels of diving and snorkeling). If you’re paying for a certified scuba plan, try to book the timing that matches what you want.
Timing, Weather, and Cruise-Ship Reality in St Thomas

This outing runs about 3 hours 30 minutes. That’s a sweet spot for planning. It’s long enough to feel like a real underwater adventure, but short enough to fit around other St Thomas priorities.
That said, good weather matters. The experience is weather-dependent, and if it’s canceled due to poor conditions, you’ll either be offered a different date or a full refund.
If you’re on a cruise, timing can be the whole game. The operator notes that accommodations may be possible for cruisers or private parties based on availability. If you need tight adjustments to match ship times, you may find it easier to use a private boat or coordinate directly, depending on what’s available on the day.
One more practical point: if you’re flying soon, plan your schedule. You’re advised to allow a minimum of 18 hours after the scuba outing before flying.
Who Should Book This, and Who Might Prefer Something Else

This is a strong match for certified scuba divers who:
- Want a focused, small-group experience
- Are comfortable entering the water and swimming with their gear
- Want reefs and shipwreck scenery with an organized plan
- Appreciate guides who explain and pace things well
It’s also a good choice if you’re a newer certified diver, as multiple examples in feedback highlight patience and careful guidance—especially with people who are learning to feel secure at speed and buoyancy while staying calm.
It’s not a great fit if you:
- Can’t swim or aren’t comfortable in the water
- Are looking for a non-scuba option (this one is for certified scuba participation)
- Need transportation included in the package and don’t want to arrange a taxi
Logistics and physical requirements are real. You should have moderate physical fitness, be able to swim, and note that the minimum age is 10 with children accompanied by an adult. That’s helpful if you’re considering it for a teen who has recently become certified.
Should You Book? My Honest Take

Book this outing if you want two well-run certified scuba sessions in St Thomas with gear included, snacks handled, and a captain who knows how to keep the day moving. The combination of small-group size, included equipment, and guide support makes it a practical way to maximize your time on the island.
Skip it or shop carefully if you’re not ready for certified scuba requirements, you can’t meet the swim and fitness expectations, or you need a rigid schedule that depends on your exact cruise timing with no flexibility.
If you’re the type who likes to learn underwater without feeling rushed, this setup is likely to fit you very well.
FAQ
FAQ
How long is the two-tank certified scuba outing?
It’s about 3 hours 30 minutes, including check-in time and time on the water.
Where do I meet for the excursion?
You meet at Aqua Marine Dive Center at Saga Haven Marina, dock, St Thomas, VI 00802.
How early should I check in?
Check in 30 minutes before the start so you can fit for gear if needed and complete waivers.
Do I need scuba certification?
Yes. Evidence of your scuba certification is required for all divers participating in the certified sessions.
What’s included in the price?
Included items are beverages, snacks, a professional guide, alcoholic Pirate Punch for adults 18+, tanks and weights, and the use of scuba equipment.
Are snacks and drinks provided during the boat rides?
Yes. You’ll have water and soda plus light snacks after the first session, and additional snacks plus Pirate Punch for adults after the second session.
How many people are on the boat?
The maximum group size is 14 travelers.
Is transportation to and from the marina included?
No. Transportation isn’t included, so you may need to arrange a taxi depending on where you’re staying.
Is there an age minimum?
Yes. The minimum age is 10, and children must be accompanied by an adult.







