Explore vibrant marine life and relax on a floating mat at Marathon’s top snorkel and sandbar tour. Book your adventure today.
Explore vibrant marine life and relax on a floating mat at Marathon’s top snorkel and sandbar tour. Book your adventure today.
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Coffins Patch - Embark on an adventure to the Coffins Patch Sanctuary Preservation Area (SPA) for an unforgettable Reef Snorkeling experience. Situated about four nautical miles from Key Colony Beach, this location boasts some of the finest snorkeling opportunities in the Middle Keys. The water depth ranges from approximately 10 to 20 feet.
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Coffins Patch - Embark on an adventure to the Coffins Patch Sanctuary Preservation Area (SPA) for an unforgettable Reef Snorkeling experience. Situated about four nautical miles from Key Colony Beach, this location boasts some of the finest snorkeling opportunities in the Middle Keys. The water depth ranges from approximately 10 to 20 feet.
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Grassy Key - Following the snorkeling excursion, head over to the Grassy Key Sandbar to enjoy swimming, floating, and unwinding just like the locals do! The area features shallow waters with a beautiful white sandy bottom, ranging from 1 to 4 feet deep. A giant floating mat, noodles, and beverages are provided for your enjoyment.

- Water and iced coolers
- Use of snorkeling equipment
- Giant floating mat, footballs, frisbees and noodles at Sandbar
- Water and iced coolers
- Use of snorkeling equipment
- Giant floating mat, footballs, frisbees and noodles at Sandbar
Solé Watersports is the leading watersports provider in Marathon, proudly recognized as the Best in Marathon for 2023 and 2024. Owned by a Florida mom, this operator offers an exceptional excursion featuring two highlights: Coffin’s Patch and the Grassy Key Sandbar.
- First Stop: Reef Snorkeling at Coffin’s Patch. This is a Protected Sanctuary Area…
Solé Watersports is the leading watersports provider in Marathon, proudly recognized as the Best in Marathon for 2023 and 2024. Owned by a Florida mom, this operator offers an exceptional excursion featuring two highlights: Coffin’s Patch and the Grassy Key Sandbar.
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First Stop: Reef Snorkeling at Coffin’s Patch. This is a Protected Sanctuary Area of the Reef, showcasing remnants of a Spanish Galleon that sank around 1733. It is also home to a diverse array of tropical marine life! Depth ranges from 8-15 feet.
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Second Stop: Grassy Key Sandbar. Begin with shallow water snorkeling above the Turtle Grass flats, where you can discover conch, Bahamian starfish, horseshoe crabs, and more. Then, enjoy the Florida sunshine, unwind, and relax on the white sandy bottom or the giant floating mat! Depth ranges from 0-4 feet.
Please note that conditions vary daily, with waves and currents subject to change. Participants must be proficient swimmers.
Included:
- All snorkeling equipment
- Noodles, balls, and a giant floating mat at the sandbar
- Water and iced coolers
- Restroom facilities on the boat
Beverages, snacks, and essentials are available for purchase at the Marina Store.
For a full refund, cancel at least 24 hours before the scheduled departure time.
For a full refund, cancel at least 24 hours before the scheduled departure time.