Board at Saga Haven Marina and breathe underwater for the first time on a supervised Discover Scuba Diving boat trip in St. Thomas. Small instructor-to-student ratios, a shallow guided first dive, and a second snorkel or dive make this an ideal introduction to Caribbean reefs.
More ways to explore the area's outdoor wonders
The small dive boat rocks gently as St. Thomas’ harbor slips away—salt spray taps your face, and the instructor’s voice cuts through the hum of the engine, steady and clear. Onboard at Saga Haven Marina you assemble gear, learn hand signals, and breathe through a regulator for the first time; the ocean waits below, a blue room that dares you to enter.
Difficulty
moderate
Duration
3–3.5 hours
Fitness Level
Moderate fitness; participants must be comfortable swimming and able to move in and out of a small boat and water repeatedly.
Wildlife
History
St. Thomas bears layers of history from indigenous Taino use to Danish colonial trade; Charlotte Amalie was a strategic Caribbean port that shaped local seafaring culture.
Conservation
Reefs around St. Thomas face warming and anchor damage; practice no-touch diving, use reef-safe sunscreen, and follow local guidance to minimize impact.
Reserve your spot on the Discover Scuba Diving with No Certification in St Thomas today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Complete the medical questionnaire honestly
If you answer yes to flagged medical items you will need a doctor’s signed clearance ahead of time or you’ll be limited to snorkeling.
Arrive hydrated and fed
Eat a light meal and drink water before boarding; dehydration can worsen ear and sinus issues while diving.
Wear reef-safe sunscreen
Apply sunscreen before arrival and reapply at the surface to protect coral and avoid irritating marine life.
Secure motion-sickness remedies
If you’re prone to seasickness, take medication the night before or bring patches; small boats can roll on open crossings.
Swimsuit and quick-dry clothing
Wear under your wetsuit or alone in warm waters for comfort and quick changes.
Reef-safe sunscreen
Protects skin and the coral ecosystem from harmful chemicals.
summer
Towel and change of clothes
Useful for staying warm after dives and for the return ride to shore.
Lightweight water shoes or sandals
Protect feet boarding on docks and when moving around rocky marinas.