Florida Keys National Marine Sanctuary

Florida Keys National Marine Sanctuary

Nature, Parks, & Gardens • Key West, Florida United States

Florida Keys National Marine Sanctuary in Key West, Florida, is a breathtaking haven for nature lovers and outdoor enthusiasts alike. The sanctuary encompasses a vast expanse of vibrant coral reefs, crystal-clear waters, and diverse marine life, making it a paradise for snorkelers, divers, and conservationists.

As one of the most iconic marine sanctuaries in the United States, the Florida Keys National Marine Sanctuary is dedicated to preserving and protecting the delicate ecosystem of the Florida Keys. Visitors can explore the sanctuary's pristine waters, home to a stunning array of marine species including colorful fish, sea turtles, and even the elusive manatees.

The sanctuary also offers opportunities for educational experiences, with informative exhibits and guided tours shedding light on the importance of marine conservation and the unique ecosystems found within the sanctuary. The rich biodiversity of the sanctuary provides a vital habitat for countless species, making it a crucial area for research and preservation efforts.

Whether you're interested in exploring the underwater wonders of the Florida Keys or simply soaking in the natural beauty of this coastal paradise, the Florida Keys National Marine Sanctuary offers a truly unforgettable experience for visitors of all ages.

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$120 Tour Provided by Viator
5.00 (45 reviews)

Day Sailing Adventure in the Florida Marine Sanctuary

Escape the ordinary and embark on an unforgettable journey aboard our 50 foot sailboat, “Chao Lay”. Choose our popular 3-hour Day Sail through the Florida Keys Marine Sanctuary in Marathon, Florida. Our sailboat rides feature the perfect blend of natural beauty, maritime history, and the thrill of the open sea. Don't forget your camera – this is a photo opportunity you won't want to miss! Book your spot now and get ready to create memories that will last a lifetime.

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$800 Tour Provided by Viator
5.00

Private Sandbar Charter & Island Escape in Key West

Explore the crystal-clear waters and pristine sandbar islands that surround the Florida Keys. This private sandbar charter is fully customizable—whether you’re looking to relax with a drink in hand, explore the local marine sanctuary, or simply enjoy a laid-back day on the water. Your captain will tailor the experience to your preferences, taking you to the best sandbar spots and providing everything you need for a carefree day in paradise. Enjoy sunshine, calm waters, and unforgettable views of Key West’s natural beauty. This is the ultimate way to experience the islands—your day, your way, in the heart of the Florida Keys.

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$395 Tour Provided by Viator
5.00

PRIVATE Guided Mangrove Eco-Tour Adventure

Paddle through the serene waters of Geiger Key at your own pace, with a private guided kayak/Paddleboard tour that immerses you in the natural beauty of the Florida Keys. Paddle through tranquil mangroves where your expert guide highlights local wildlife and ecological wonders, from tropical bird habitats to vibrant sea turtles. This eco-friendly adventure is suitable for all skill levels, ensuring a relaxing time as you navigate the peaceful waterways. Discover hidden gems and soak in the lush surroundings, all while enjoying small group sizes for a personalized experience.

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$875 Tour Provided by Viator
5.00

Private Key West Fishing & Sandbar or Snorkel Charter

1 Traveler is equivalent to reserving the entire boat. (Up to 6 Guests) Explore the vibrant waters of Key West on a fully custom private charter designed for up to 6 guests. Enjoy family-friendly bottom fishing, where all bait and equipment are provided, ensuring a fun-filled fishing experience. We will be targeting grouper, barracuda, yellowtail snapper, mangrove snapper, sharks & much more. After reeling in your catch, choose between relaxing at a stunning sandbar or go on a reef snorkeling adventure in crystal-clear waters with our expert captain guiding you to the best spots. Dive into this unforgettable adventure that caters to families and ocean lovers alike, complete with all necessary gear for both activities. Highlights - Private 4-hour charter for up to 6 guests - Family-friendly bottom fishing with included bait and equipment - Choose between a beautiful sandbar experience with lily pad float or snorkeling - All snorkeling gear provided for your convenience

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$500 Tour Provided by Viator
4.98 (45 reviews)

Private Fishing Charter from Ramrod Key

you'll be able to fish the Atlantic side of the Florida Keys and the Gulf side in the same outing if you so desire.

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$569 Tour Provided by Viator
4.98 (449 reviews)

Private Looe Key Snorkel from Big Pine Key

Looe Key Marine Sanctuary is part of the Great Florida Reef, the only coral reef in the continental USA, and the third largest barrier reef system after the Great Barrier Reef in Australia, and the Palancar Reef in Mexico and Belize. It is a special place for snorkeling.

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$75 Tour Provided by Viator
4.92 (24 reviews)

Guided Mangrove Eco Tours Kayak or Paddleboard Adventure

Explore the serene mangrove waterways of Geiger Key on this guided eco-tour. Perfect for all ages and levels of experience. Choose between a single kayak, double kayak, or stand-up paddleboard as you glide through the lush scenery. Your knowledgeable guide will point out the hidden gems of this unique Florida Keys ecosystem, ensuring a memorable and educational experience. With safety gear, paddle instruction, bottled water, and dry bags provided, all you need to bring is your sense of adventure. Enjoy complimentary shuttle pick-up from Key West and immerse yourself in nature for two hours of tranquility.

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$125 Tour Provided by Viator
4.90 (1832 reviews)

Half-Day Trip from Key West with Kayaking, Snorkeling & Sunset

This trip combines sailing, snorkeling, kayaking, and local insight in a laid-back, small-group setting. You'll sail on an authentic schooner into the calm, protected waters of the Key West National Wildlife Refuge—a remote area only accessible by boat. With group sizes limited to 20 guests, the experience feels personal, spacious, and relaxed! Our crew truly sets us apart. They’re knowledgeable, passionate, and always ready to share the history, wildlife, and ecology of the Keys in a fun, engaging way. Whether you're in the water or relaxing on deck, they’re there to guide, support, and make everyone feel welcome—regardless of experience level. Snacks, beer, wine, soda, and water are included onboard, adding to the comfort of your time at sea. If you join the afternoon trip, you'll also enjoy a beautiful sail back to Key West timed with the sunset, making the day even more memorable.

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$159 Tour Provided by Viator
4.90 (847 reviews)

Key West Full-Day Ocean Adventure: Kayak, Snorkel, Sail

Danger Charters is the only tour operator in Key West offering sailing excursions on a historic schooner into the remote backcountry of the National Wildlife Refuge. Our trips are truly small-group, with a max of around 20 guests, so you'll never feel crowded—whether you're snorkeling, kayaking, or relaxing on deck. On the Premium Day Trip, we often stop at a shallow sandbar, a guest favorite for swimming, wading, or just enjoying the view! What really sets us apart is our crew. They're passionate about what they do, and it shows in the way they lead each activity, share local history, and give fun, informative eco talks. Whether you're brand new to snorkeling or a seasoned paddler, the crew offers guidance, support, and an easygoing atmosphere that makes everyone feel welcome. This trip combines adventure, education, and laid-back sailing in one of the most beautiful and untouched parts of the Florida Keys.

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$89 Tour Provided by Viator
4.87 (750 reviews)

Guided Clear Kayak Eco-Tour Near Key West

100% Clear Kayaks: Unlike traditional kayaks, ours are completely see-through. As you paddle, you'll have a front-row seat to the vibrant marine life beneath the blueish-green waters. Eco-Tours with Marine Viewing: Our eco-tours immerse you in the rich ecosystem of the Florida Keys. Watch for starfish, nurse sharks, jellyfish, stingrays, and many other marine creatures as they go about their daily lives just inches beneath your kayak. Journey through Mangroves: The tour takes you through the pristine mangroves of Sugarloaf Key, offering a scenic and serene experience that's both refreshing and educational. You'll get to witness the delicate balance of life in these important coastal habitats. If the tide is too low or too high, your guide may adjust the route to ensure the best experience. Expert Guides: They're trained to prioritize safety while sharing interesting facts about the area's marine life and ecosystem.

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