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Take your scuba skills beyond the basics with Dive Isla Bella’s 1.5-day Advanced Open Water course in Marathon, Florida. Master navigation, deep dives, and night diving across six thrilling boat trips.
Take your scuba skills beyond the basics with Dive Isla Bella’s 1.5-day Advanced Open Water course in Marathon, Florida. Master navigation, deep dives, and night diving across six thrilling boat trips.
Book with Dive Isla Bella
Verified experiences and guided adventures in the surrounding area.
Operated by Dive Isla Bella · Marathon, Florida
On the sun-drenched stretch of the Florida Keys lies Marathon, a gateway to some of the best diving waters in the continental United States. Dive Isla Bella brings adventurers into this aquatic playground with their Intensive 1.5-day Advanced Open Water diving course designed for divers aged 10 and above looking to sharpen their skills.
This isn’t just any dive course. Over three boat excursions, you’ll complete six dives that cover essential specialties: navigation, deep diving, and night diving, among others. With a selection of electives such as underwater photography and peak performance buoyancy, Dive Isla Bella crafts a personalized path to grow your confidence and capability below the surface.
The waters around Marathon are famed for vibrant coral reefs, diverse marine life, and crystal-clear visibility that give every dive a sense of discovery. These reefs benefit from their relatively protected status and consistent warm waters, fostering colorful coral formations and providing a natural classroom to practice new techniques.
Dive Isla Bella’s flexible agency options accommodate PADI, NAUI, and SSI certifications, blending teaching rigor with personalized attention to ensure safe, knowledgeable divers emerge. Their approach is grounded in practical skills, from advanced navigation techniques to handling night dives, which many other courses gloss over.
For visitors drawn to the outdoors and eager to elevate their underwater skills, this course represents a vital next step. It offers more than certification — it offers a deeper connection to one of the most mesmerizing marine environments in Florida. When not underwater, Marathon’s relaxed Florida Keys vibe invites recovery with local seafood and sunset views.
Whether seeking to dive deeper, navigate better, or experience reef life after dark, Dive Isla Bella’s Advanced Open Water course stands out as a standout opportunity to build skill and savor the marine beauty of the Keys.
moderate.
1.5 days.
Participants should be in good health and capable of swimming moderate distances comfortably.
Divers as young as 10 years old can join the Advanced Open Water course.
Yes, you must have completed a basic open water certification before enrolling in this advanced course.
The course includes six dives over three boat trips, covering navigation, deep, night, and elective dives.
Dive Isla Bella offers training aligned with PADI, NAUI, and SSI certifications, accommodating whichever you prefer.
Yes, the course fee includes gear rental, training materials, boat trips, and registration.
No formal exam is required; the course focuses on hands-on skill development with personalized instruction.
Marathon’s marine environment is part of the Florida Keys National Marine Sanctuary, established in 1990 to protect these unique reef ecosystems.
Dive Isla Bella emphasizes responsible diving practices to minimize reef impact and supports local efforts to preserve reef health and marine biodiversity.
Dive Isla Bella is a scuba and snorkeling operator based in Marathon, Florida, offering boat charters, guided dives, training courses, and specialty programs. The operation runs a custom-designed vessel, the D/V Island Diver, available for private charters that include a dedicated Captain and Divemaster, complimentary beverages, and discounted rental equipment for groups. Reef Trip half-day excursions visit Florida Keys dive sites such as the Sombrero Reef Sanctuary on the third-largest barrier coral reef, with options for certified divers, SNUBA participants, and snorkelers of varied skill levels. Training programs include Open Water Certification and Open Water Check Out Dives, the latter conducted over two half-day charters for students who have completed pool and classroom training. The Resort Course combines a four-hour pool and classroom session with a guided two-tank dive at a shallow reef and is available for ages 10 and up. The Advanced Open Water course is a 1.5-day program with three boat trips and six dives for ages 10 and up, with flexible agency options. Nitrox, Rescue, and Specialty Course offerings include a four-hour immersive session that incorporates CPR training and instruction from multiple recognized agencies for students age 12 and up. Additional experiences include a Sunset and Night Dive trip near Sombrero Reef Sanctuary—returning at sunset near a historic lighthouse dated 1858—and a Hunting Certification taught over two half-day sessions covering gun handling, target practice, filleting, and resulting in a PADI or NAUI certification card. Refresher courses are also available to prepare returning divers. See The Adventure Collective.
Book with Dive Isla Bella