Reviewed · TURTLE AND REEF SNORKELLING

Private Full Day Guided Snorkeling or Diving Charter in St Thomas

★ 5.0 · 18 reviews From $3,225 Operated by Aqua Marine Dive Center · Bookable on Viator
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Turtles, wrecks, and your own boat await. This private St. Thomas charter gives you a full day on the water aboard a 42-foot vessel, with a captain and crew who can adjust the route to your group. I especially like the custom stop choices and the crew’s hands-on help with masks, fins, and first-time snorkelers. The included water, snacks, soft drinks, and Pirate Punch also make the long day easier.

The main catch is price: $3,225 per group, with the listing showing pricing for up to one participant. That figure needs careful checking if your party is larger, even though the activity is private and past outings have included groups of 10. You’ll also need to buy lunch yourself, and the trip depends on good weather.

Key points to know before you book

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - Key points to know before you book

  • A private 42-foot boat: You get exclusive use of the vessel, rather than sharing the day with a large mixed group.
  • A flexible route: The captain can shape the day around snorkeling, scuba, sightseeing, lunch, and sea conditions.
  • Several strong water stops: Little Buck Island, Secret Harbour, Little St. James, and Christmas Cove each offer a different setting.
  • Excellent crew support: Captains and guides such as Steve, Steph, Abby, Nen, Wolfgang, and Erika have been praised for safety, patience, and local sea knowledge.
  • Best for capable swimmers: Everyone must be comfortable in open water without assistance, and children must be at least 5 years old.

Starting at Saga Haven Marina at 8:30

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - Starting at Saga Haven Marina at 8:30

Your morning begins at Aqua Marine Dive Center, located at 6117 Estate Frydenhoj in Saga Haven Marina. Plan to arrive 30 minutes before the activity time. That early arrival is used for check-in, paperwork, equipment fitting, and boarding, so you do not want to cut it close.

The crew provides a mask, fins, snorkel, and flotation device. A certified snorkel guide is included, along with a USCG-licensed captain. This matters because a private charter is only as good as the people running it. The crew has earned especially strong praise for getting children and new snorkelers properly fitted and comfortable.

Abby, for example, has guided first-time snorkelers one-on-one. Other crew members, including Nen, have been singled out for explaining marine life and the ocean environment in a way that adds something to the time between swims. If you have a nervous swimmer in your group, tell the crew early.

The boat is described as eco-friendly and measures 42 feet. That gives you more room than a small open runabout, though the exact seating arrangement and onboard facilities are not specified. Ask Aqua Marine Dive Center about any special requirements before booking.

The activity returns to the same marina. Transportation to and from the meeting point is not included, so you’ll need to arrange your own way there.

More snorkelling trips in St Thomas:

Cruising toward Little Buck Island and the Cartanza wreck

The first major stop is Little Buck Island, usually reached after a cruise during which the crew shares information about the area’s geography and local past. The island offers two different snorkeling sites, giving the captain some choice based on water conditions.

One site is Shipwreck Cove, home to the Cartanza wreck. A shipwreck adds a little extra drama to a standard reef stop. You are not simply floating above coral and fish. You have a distinct underwater feature to explore, with the possibility of seeing marine life around the wreck.

The other Buck Island site gives you a more traditional reef setting. The boat may spend as much as three hours in this area, but the exact timing depends on the day’s conditions and your group’s preferences. Three hours is enough time for more than one water session, a break aboard the boat, and a slower look at the area.

I like this opening stop because it offers variety right away. A group with experienced scuba participants can focus on underwater exploration, while snorkelers can stay in shallower water. Still, the trip does not promise a specific animal sighting or exact visibility. Sea conditions control much of what you see.

Past outings have included large sea turtles, stingrays, barracuda, schools of fish, and, on some days, dolphins. Those are possibilities, not guarantees. The practical advantage of a private charter is that you can tell the crew what interests you and ask for more time in a spot if conditions are good.

Taking a lunch break at Secret Harbour

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - Taking a lunch break at Secret Harbour

Secret Harbour is listed as a likely lunch stop and usually receives about one hour. The boat gets as close to shore as possible, but you must swim or float from the boat to the beach if you want to eat at the restaurant.

That arrangement is important. Lunch is not included, and the boat does not simply drop you at a dock based on the information provided. Ask the operator about restaurant details and current lunch arrangements before the trip, especially if anyone in your group has mobility concerns or dislikes swimming to shore.

You can also treat Secret Harbour as a break from snorkeling. After a morning in the water, an hour to dry off, eat, and stretch your legs can improve the rest of the day. The stop is not as focused on reef exploration as Little Buck Island, but it gives the outing a useful change of pace.

Bring the right attitude about timing. A private boat lets you discuss the schedule with the captain, but restaurant service and the swim to shore can still affect how long you have at the next stop. If your group prefers a picnic-style lunch, ask what is permitted and what you need to bring.

Seeing coral and schooling fish near Little St. James

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - Seeing coral and schooling fish near Little St. James

From Secret Harbour, the boat makes a short run to the Ledges of Little St. James. This area is part of a protected marine park and is noted for hard and soft coral formations.

The stop lasts about an hour. You might see large schools of bluestriped grunts and blue tangs, along with the other fish that use the coral area for shelter. The setting is a good fit for people who enjoy simply watching fish behavior rather than searching for one particular attraction.

The name Little St. James carries unwanted public associations because of the island’s former private ownership. The snorkeling site itself is described as a protected marine area, and the charter’s focus is the water, coral, and marine life. If the island’s history is a concern for you, ask the crew how close the boat will go and what you will see from the water.

This stop also shows why a private route can be useful. The crew can consider your comfort, the water conditions, and your interests instead of following a rigid schedule with a large crowd. That flexibility is one of the strongest reasons to choose a private charter, though it is also what makes the final timing less exact.

Christmas Cove and the hunt for turtles

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - Christmas Cove and the hunt for turtles

The boat then heads toward Christmas Cove at Greater St. James Island. The suggested time here is up to two hours, making it one of the longer stops of the day.

Christmas Cove is known for the chance to see spotted trunkfish, French angelfish, southern stingrays, and larger marine animals. Sea turtles have been a major highlight on past trips, with some outings producing several large turtles. You might also encounter barracuda, dolphins, or nurse sharks, but the crew cannot promise wildlife.

This is a comfortable place to slow down. You can snorkel, rest on the boat, or talk with the captain about what you hope to see next. For families and mixed groups, that matters. Strong swimmers can spend more time in the water while others take a break with a drink and a snack.

The included supplies are practical rather than fancy: bottled water, soft drinks, cookies, crackers, and chips. Adults at least 18 years old can have Pirate Punch, a rum punch. Since alcohol and open water are not a perfect match for everyone, use restraint and keep safety first. The captain and crew are responsible for the boat and the route, but you remain responsible for knowing your swimming limits.

How the private format changes the day

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - How the private format changes the day

This is not a fixed sightseeing cruise with a large public group. Only your party participates, and the captain invites you to discuss your preferred stops. That can make the day feel more personal and less rushed.

The private format is particularly useful for mixed abilities. A group can include scuba participants, snorkelers, and people who simply want to ride along. One past group included two scuba participants, two snorkelers, and two people who stayed out of the water, with the crew arranging stops around those different needs.

Families also benefit from the format. Crew members have helped children select masks and fins, and the boat can move at a pace that works for your group. Children must be at least 5 and accompanied by an adult at all times. Everyone entering the water must be able to swim comfortably and capably in open water without assistance.

The flexibility has limits. Weather and water conditions can change the route, and the stated duration is approximately six to eight hours rather than a precise fixed length. If you need to return by a strict time, mention that before departure.

The crew’s strongest quality appears to be attention. Captains including Steve, Justin, Tommy, and Wolfgang have been praised for keeping outings safe and enjoyable. Guides such as Jess, Nen, Abby, Steph, and Erika have helped with equipment, marine-life spotting, and individual instruction.

That does not mean every crew member will be on your particular boat. Staff assignments can vary. Still, the repeated pattern is useful: Aqua Marine places real emphasis on preparation, safety, and personal guidance.

Is $3,225 good value for your group?

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - Is $3,225 good value for your group?

At $3,225, this is a premium outing. The cost makes more sense for a larger private party than for one or two people, because you are paying for exclusive use of the boat, a captain, a certified snorkel guide, equipment, and a full day of access to several locations.

The supplied price description says $3,225 per group, up to one participant. That wording is unusual for a private charter, especially since the activity description refers to families and friends and past outings have included groups of 10. Confirm the actual maximum group size and final total directly with Aqua Marine Dive Center before paying.

For a group that values privacy and flexibility, the price can be worthwhile. You avoid being tied to the interests of strangers, and you can spend more time at the places your party enjoys. You also get a crew focused only on your group.

For a solo customer or a very small party, the price is harder to justify. A shared half-day outing would likely offer better value, though it would not provide the same control over the route. The value here rests on sharing the cost among enough people and making full use of the long day.

Lunch is extra, transportation is extra, and the trip is non-refundable if you cancel or request a change. If poor weather causes the operator to cancel, you will be offered another date or a full refund. That weather protection is helpful, but it does not remove the need to choose your date carefully.

What to pack and what to clarify

Private Full Day Guided Snorkeling or Diving Charter in St Thomas - What to pack and what to clarify

The operator supplies the main water equipment and flotation gear, plus snacks, water, and soft drinks. You should still bring practical beach-day items such as swimwear, sun protection, and a towel, though the supplied information does not specify a packing list.

Before booking, I would ask these questions:

  • How many people can the boat legally and comfortably carry for your booking?
  • Is the $3,225 price correct for your full party?
  • What lunch options are available at Secret Harbour?
  • How does the crew handle scuba equipment if some members choose scuba and others snorkel?
  • What facilities are available on the 42-foot boat?
  • Where exactly should you park or meet at Saga Haven Marina?

Service animals are allowed, and the meeting point is near public transportation. Most people can participate if they meet the swimming requirement, but anyone with special needs should contact the dive center in advance.

Who will enjoy this charter most?

I would choose this trip for a family or group of friends who want one substantial day on the water and do not want to follow a crowded public-boat schedule. It is also a strong fit for experienced scuba participants traveling with snorkelers or non-swimmers who want to stay aboard.

First-time snorkelers can benefit from the crew’s personal help. The charter also suits people who care about marine life, especially turtles, rays, schools of fish, coral, and wrecks.

I would think twice if you dislike open water, cannot swim without help, want a guaranteed wildlife encounter, or need an exact return time. I would also compare prices carefully if your group is small. A private boat is the point here, but privacy costs money.

FAQ

Where does the charter begin?

It begins at Aqua Marine Dive Center, 6117 Estate Frydenhoj, Saga Haven Marina, dock, St. Thomas, VI 00802.

What time should I arrive?

The activity starts at 8:30 am, and you should check in 30 minutes before the activity time.

How long does the charter last?

The outing lasts approximately six to eight hours.

Is the boat private?

Yes. This is a private activity, and only your group participates.

What snorkeling equipment is included?

The charter includes a mask, fins, snorkel, and flotation device.

Is food included?

Snacks, water, and soft drinks are included. Meals are not included, so lunch must be purchased separately.

Is alcohol included?

Adults at least 18 years old can have Pirate Punch, a rum punch. The minimum drinking age is 18.

Can children join the charter?

Children age 5 and up can participate, but they must be accompanied by an adult at all times. Everyone in the water must be able to swim comfortably and capably in open water without assistance.

Should you book this St. Thomas charter?

Book it if you have a group large enough to share the cost, want a private boat, and value a flexible day with several snorkeling locations. The combination of Buck Island’s Cartanza wreck, Little St. James coral, and Christmas Cove’s turtle potential gives the day real variety.

Before committing, confirm the confusing group-pricing language, lunch plan, and your party’s swimming abilities. If those details work, this is a strong choice for a relaxed, personal day around St. Thomas, with a crew that puts safety, equipment help, and local sea life at the center of the experience.

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