Reviewed · SNORKELING
Private Half-Day Guided Snorkeling Charter in St. Thomas
The best part of this St. Thomas outing is simple: you get the whole 42-foot boat for your own group, not a seat on a crowded excursion. A marine specialist leads you to two celebrated snorkeling areas, Christmas Cove and Little St. James, where you might see turtles, stingrays, squid, eels, coral, and thick schools of tropical fish. I like the personal setup and the chance to adjust the plan with the captain. I also like that guides such as Tommy, Erika, Jamie, Steve, and Abby have a clear record of helping first-time snorkelers feel at ease.
The main consideration is the price: $2,540 per group, with the published rate showing up to one participant, so confirm the exact cost for your party before booking. The trip also requires every participant to swim comfortably in open water, and the booking is non-refundable unless poor weather forces the operator to cancel.
Key points at a glance

- Private 42-foot boat: Your group has exclusive use of the vessel for about four hours.
- Two strong snorkeling stops: Christmas Cove and Little St. James offer coral, tropical fish, turtles, rays, and other sea life.
- Personal marine guidance: A certified snorkel guide can point out animals you might miss on your own and help less experienced swimmers.
- All basic gear included: Snorkels, fins, pool noodles, floats, bottled water, soft drinks, and snacks are provided.
- Rum punch after the water time: Adults 18 and older can enjoy Pirate Punch once the active part of the outing is over.
- Flexible route: The captain and crew can work with your group and may adjust the stops to suit conditions and interests.
Why a private charter changes the St. Thomas snorkeling day

A private boat makes a real difference in St. Thomas. You are not working around a large excursion group, a fixed pace, or a guide trying to keep dozens of people together. You can ask questions, spend longer at a spot that suits your group, or move on if conditions are less comfortable.
The boat is a 42-foot vessel, large enough to provide a proper base between swims. You board at Saga Haven Marina after check-in, paperwork, equipment fitting, and a short crew briefing. That first 15 minutes may feel routine, but it matters. You get the right fins, learn how the crew wants you to enter and exit the water, and can raise any concerns before leaving the dock.
This is especially useful if your group has mixed abilities. One person may be a confident snorkeler, another may be trying it for the first time, and a child may need extra reassurance. The crew has worked with first-time snorkelers, children, older adults, and groups with different comfort levels. Still, this is an open-water activity, not a floating pool lesson. Every participant must be able to swim capably without assistance.
More Snorkeling Tours in St Thomas
- Turtle Cove Catamaran Snorkel and Sail at Little Buck Island STT
★ 5.0 · 2,100 reviews - Snorkel St. John Tour from Sapphire and Margaritaville
★ 5.0 · 1,874 reviews - Afternoon Snorkel, Pizza & Sunset Tour departing from St. Thomas & St. John
★ 5.0 · 1,498 reviews
Leaving Saga Haven Marina with the gear sorted

The meeting point is Aqua Marine Dive Center at Saga Haven Marina, 6117 Estate Frydenhoj, St. Thomas. Transportation to the marina is not included, so you need to arrange your own way there. The activity ends back at the same meeting point, which makes planning easier if you have a rental car or are arranging a taxi.
At check-in, you complete the required paperwork and meet the captain and crew. Snorkel gear is supplied, including snorkels and fins. Pool noodles and other floats are also available, which can be helpful when you want to rest without leaving the water.
The included supplies keep the day straightforward. You receive bottled water, soft drinks, and snacks aboard the boat. That is enough to keep a half-day outing comfortable, though one past guest specifically wished for Gatorade. If you prefer a particular sports drink, bring it or ask the operator in advance.
The crew names vary by departure, but the company has used guides and captains including Tommy, Erika, Jamie, Abby, Steve, Audrey, Justin, Jared, Dave, and Steph. The exact crew for your trip is not guaranteed. What matters is the role they fill: a USCG-licensed captain handles the boat, while a certified snorkel guide helps you read the reef and spot marine life.
Christmas Cove: a lively first stop near Greater St. James

The first major water stop is Christmas Cove at Greater St. James Island. You have about 90 minutes here, enough time to settle into the equipment and get a good look around without rushing.
This area is known for the sort of wildlife most people hope to see on a St. Thomas snorkeling trip. You might find spotted trunkfish, Spanish hogfish, French angelfish, southern stingrays, turtles, and other tropical fish. No guide can promise a particular animal, but a marine specialist improves your chances of noticing more than the obvious flashes of color.
That guidance is valuable underwater. A turtle may be easy to spot, but a well-camouflaged fish or a stingray resting near the bottom can pass unnoticed. Guides such as Erika and Steph have helped point out sea life and answer questions about what you are seeing. If this is your first time snorkeling, that running commentary can turn a pleasant swim into a more interesting one.
The 90-minute stop also gives your group room to spread out a little while staying within the captain’s safety instructions. You can take your time adjusting your breathing, practicing with the fins, or using a pool noodle. The drawback is that conditions can affect visibility and comfort. The captain chooses suitable locations, but the ocean is not a controlled environment, and the exact wildlife experience can change from day to day.
Little St. James: coral and calmer exploration

After Christmas Cove, the boat makes a short run to Little St. James. The second snorkeling period also lasts about 90 minutes, giving you another substantial block in the water rather than a quick photo stop.
This area includes a protected marine park with hard and soft corals. You might see large schools of fish such as bluestriped grunts and blue tangs. Other groups have also encountered turtles, eagle rays, stingrays, squid, octopus, barracuda, eels, starfish, and many smaller reef fish.
Little St. James can be a good second stop because you have already had time to get comfortable with the mask and fins. If you are new to snorkeling, the first stop lets you learn the basics. By the second, you can spend more attention looking beneath ledges, along coral, and through schools of fish.
The island itself has an infamous public profile, but that is not the reason to book this outing. The attraction here is the protected marine habitat and the water around it. Keep your attention on the reef, follow crew instructions, and avoid touching coral or marine animals. The supplied information does not promise a landing on the island, so expect to snorkel from the boat rather than tour the shore.
More private boat charters in St Thomas:
- Private Luxury Catamaran Yacht. Full or Half Day Charter – Sail, Beach, Snorkel.
★ 5.0 · 386 reviews - Explore the Virgin Islands on a Private Boat Charter
★ 5.0 · 303 reviews - USVI Private Boat Charters – New, Fast Powerboats for Half and Full Day
★ 5.0 · 301 reviews - Private Fast Power Catamaran. Full or Half Day for Beach Hopping, Snorkel & Swim
★ 5.0 · 207 reviews
What the marine guide adds to the water time

A guide is most useful when you are not already an expert at spotting reef life. The crew can identify fish, explain what you are seeing, and lead you toward areas where wildlife is active. That is a better use of your time than swimming in circles and hoping something interesting appears.
Safety is another important part of the guide’s role. The crew has helped nervous beginners, children, and people returning to snorkeling after a long break. One group included six adults and seven children under 12, while another included nine adults with a wide range of water skills. The company has also handled larger private groups, including groups of 16 and 19, but you should confirm the permitted size and price for your own booking.
I would not treat the guide as a substitute for swimming ability. The rules require all participants to be comfortable and capable in open water without help. Children must be at least five and accompanied by an adult. Service animals are allowed, and you can contact Aqua Marine about special accommodation questions.
Boat comfort, refreshments, and the end of the swim

Between stops, you get a chance to dry off, take in the St. Thomas views, and enjoy the ride. The boat is private, so your group can use the space without strangers competing for seats or supplies. A clean boat and well-kept equipment matter on a water outing, and those details have been a consistent part of the experience.
Snacks, bottled water, and soft drinks are included. After the water activities, adults 18 and older can have Pirate Punch, the tour’s rum punch. The legal drinking age for this offering is 18, and the sensible approach is to wait until you are finished snorkeling before drinking.
The flexible format can also make the day feel less rigid. The stated plan uses Christmas Cove and Little St. James, but the captain and crew work with your group and conditions. That does not mean you can demand any particular island or wildlife sighting. It means the final route may respond to weather, water conditions, and your group’s comfort.
Is $2,540 good value for your group?

At $2,540 per group, this is not a budget snorkeling trip. The value depends heavily on how many people are sharing the cost and how much you care about privacy.
For a couple, the price is a major splurge. You are paying for exclusive use of a large boat, a licensed captain, a certified guide, gear, refreshments, and a flexible half-day schedule. If you simply want a low-cost swim, a shared excursion makes more financial sense.
For a larger family or group of friends, the calculation changes. The per-person cost drops as the group grows, while you still receive a private boat and dedicated crew. A private setup can also be worth more if your group includes children, beginners, or people who prefer not to be rushed.
The published information lists the price as $2,540 per group, up to one participant. That wording is unusual for a private charter, especially since the company has handled much larger groups. I would contact Aqua Marine before paying and ask for the total price, maximum group size, and exact passenger arrangement. Get that point clear in writing.
The inclusions help support the cost, but they do not erase it. You receive the boat, captain, guide, equipment, floats, water, soft drinks, snacks, and rum punch. Transportation to Saga Haven Marina is separate, and any extra food or special drink requests may also be your responsibility.
Who will get the most from this outing?

This charter suits a family that wants its own pace, a group of friends celebrating together, or a cruise party looking for a private alternative to a large excursion. It also makes sense for people who want a guide focused on their group rather than a general briefing delivered to a crowd.
First-time snorkelers can do well here because the crew provides instruction and reassurance. Children age five and up may participate with an adult, and the crew has experience making the activity approachable for young swimmers. However, a child who cannot swim confidently in open water should not be brought simply because floats are available.
Experienced snorkelers may appreciate the variety of locations and the guide’s ability to point out smaller creatures. The trip is less suited to someone who wants a quiet beach day, a guaranteed animal encounter, or a completely self-directed swim.
The activity lasts about four hours, so it fits neatly into a half-day plan. That makes it useful for a cruise visit or a vacation day when you want time for another activity later. Build in enough time to reach the marina and complete check-in before departure.
Booking details worth settling before payment
Confirmation is provided when you book. Since the experience is non-refundable and cannot be changed for any reason, check your group size, date, meeting point, and transport plan carefully before committing.
Weather is the important exception. If poor weather causes the operator to cancel, you are offered another date or a full refund. If you cancel for personal reasons, the amount paid is not refunded.
Ask Aqua Marine about special accommodations before booking. Public transportation is available near the meeting point, but transportation itself is not included. Also confirm the exact crew, passenger limit, and final cost, since those details are not fully clear in the published price information.
Should you book this St. Thomas snorkeling charter?
I would book it if privacy, personal guidance, and a flexible pace matter more to you than keeping costs low. The 42-foot boat, two long snorkeling stops, supplied equipment, and attentive crew make this a strong choice for families and groups that want one shared day on the water.
I would skip it if you are traveling alone or as a couple on a tight budget. I would also skip it if anyone in your party is not a capable open-water swimmer. Before paying, confirm the odd up-to-one pricing language and your group’s maximum capacity. If that cost works for your party, this is a polished way to explore Christmas Cove and Little St. James without joining a crowded boat.
FAQ
How long is the snorkeling charter?
The experience lasts about four hours. The planned water stops include about 90 minutes at Christmas Cove and about 90 minutes at Little St. James, plus check-in, boarding, and travel time.
Where does the tour begin and end?
You meet at Aqua Marine Dive Center, 6117 Estate Frydenhoj, Saga Haven Marina, St. Thomas, VI 00802. The activity ends back at the same meeting point.
What equipment and refreshments are included?
Snorkels, fins, pool noodles, floats, bottled water, soft drinks, and snacks are included. Adults 18 and older can also have Pirate Punch after the water activities.
Can children join the charter?
Children must be at least five years old and accompanied by an adult. Every participant must be able to swim comfortably and capably in open water without assistance.
Is transportation to the marina included?
No. Transportation is not included, so you must arrange your own way to Saga Haven Marina.
What happens if the weather is poor?
If the operator cancels because of poor weather, you can choose a different date or receive a full refund. Personal cancellations and requested changes are non-refundable.
More Half-Day in St Thomas
- St. Thomas Half-Day Beach Hopping Tour
★ 4.0 · 10 reviews - Half-Day Private Charter from St John
★ 5.0 · 21 reviews - Half-Day Excursion to Trunk Bay Beach
★ 3.5 · 15 reviews
More Snorkeling Spots Around St Thomas
- Cas Cay – Kayak Hike and Snorkel Adventure
★ 5.0 · 870 reviews - Snorkel Cat All Inclusive Adventure
★ 5.0 · 801 reviews - Snorkel & Swim with Turtles. Semi Private Tour to Buck Island & Honeymoon Beach
★ 4.5 · 661 reviews - St Thomas Mangrove Lagoon Kayak and Snorkel Tour in the US Virgin Islands
★ 5.0 · 658 reviews
Recently added around St Thomas
- Sightseeing and Swimming Excursion★ 4.5 · 9 reviews
- Reef and Turtle Adventure – Kayak and Snorkel Tour★ 5.0 · 15 reviews
- Vi Top Taxi – St. Thomas Airport Transfer to Wyndham Margaritaville★ 5.0 · 26 reviews
- Vi Top Taxi &Tours – Airport Transfer to the Ritz Carlton★ 5.0 · 31 reviews
- 6 Hour St. Thomas Private Sightseeing Tour★ 4.5 · 23 reviews
- Turtle Snorkel Sail on Buck Island from Frenchman’s Reef★ 4.0 · 8 reviews
- 1.5 Hour Private Mini Jeep Tour on St. Thomas★ 5.0 · 31 reviews
- Guided Tour of Coral World Ocean Park & Happy Hour★ 4.5 · 6 reviews
Snorkeling, compared.

Turtle Cove Catamaran Snorkel and Sail at Little Buck Island STT
Read our review →
Snorkel St. John Tour from Sapphire and Margaritaville
Read our review →
Snorkel & Swim with Turtles. Semi Private Tour to Buck Island & Honeymoon Beach
Read our review →
St Thomas Mangrove Lagoon Kayak and Snorkel Tour in the US Virgin Islands
Read our review →
St John & Surrounding Cays – Full-Day Sail/Snorkel, 6 Guests Max
Read our review →
Half Day Luxury Catamaran Turtle Snorkel And Beach
Read our review →Browse the lists this tour appears in


