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    1. Local experiences
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    4. /Scuba Diving
    5. /Advanced Open Water Diving Course in Marathon
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    Advanced Open Water Diving Course in Marathon

    Build advanced scuba skills through core dives and specialty electives

    4.4 stars• 270 reviews

    Duration

    1.5-Day Course

    Includes

    Books, gear rentals, boat trips

    Highlights

    Advance your scuba training with instructor-supervised dives across three boat trips. Practice core skills and select additional dive topics to broaden your experience.

    • Complete Navigation, Deep, and Night core dives
    • Explore electives such as fish identification, search and recovery, buoyancy, photography, or hunting
    • Build skills through up to six instructor-supervised dives
    • Train using course materials from NAUI, PADI, or SSI

    What's Included

    • Books
    • Gear rentals
    • Boat trips
    • Registration

    Important details

    • Ages 12+ only
    • No asthma or inhaler use, diabetes, pregnancy, epilepsy, pulmonary impairment, heart conditions, or other major medical concerns

    Cancellation Policy

    No refunds within 2 weeks of your scheduled trip or lesson. Undisclosed health conditions may disqualify you from participating, with no refund.

    Product ID: JYDN6E

    FAQs

    Select your preferred date, then the team will follow up to confirm the course times, days, and details.

    Yes. Each course student must complete a medical/student waiver before participating.

    Bring towels, reef-safe sunscreen, a reusable drinking bottle, and any personal gear you want to use. Water is available onboard, and you can store personal snacks and drinks in the cooler.

    Meeting details

    Miss Jackie, next to The Marketplace at Isla Bella Beach Resort

    Experience provided by Tilden's Scuba Center

    How can we help?

    We are here to assist with special requests, large groups, last minute needs, and any questions you may have.

    Call or text 1-877-GREET-WELL

    Report an issue

    Student

    $1,017.60

    Ages 12+

    0

    Why book through Greetwell?

    • No Added Fees

      No booking or service fees, ever

    • Concierge Support Included

      Real humans ready to help with timing, questions, or special requests

    • Free Cancellation Available

      Most experiences can be cancelled for a full refund

    Discover what we've curated for you

    What people are saying

    Review 1 of 4
    5/5

    The staff at Tilden’s was very knowledgeable in helping us select new bands for our spearguns. They took the time to put the bands on for us and provided some valuable insight into fishing the local waters. They were a great help!

    Photo of Jimmy and Tracy Harris

    Jimmy and Tracy Harris

    July 7, 2026

    Review 1 of 1
    5/5

    The staff at Tilden’s was very knowledgeable in helping us select new bands for our spearguns. They took the time to put the bands on for us and provided some valuable insight into fishing the local waters. They were a great help!

    Photo of Jimmy and Tracy Harris

    Jimmy and Tracy Harris

    July 7, 2026

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