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.


Tours for Florida Keys National Marine Sanctuary

Exploring the area? Book a tour to fully experience everything Florida Keys National Marine Sanctuary has to offer. A guided tour will provide you with fascinating insights and hidden gems that you might miss on your own.

Sunset on the High Seas in Key West, Florida $109 Tour Provided by Viator

Sunset on the High Seas

Key West, Florida United States

Floridaze is the only luxury appointed motor yacht in Key Largo offering a high end sunset tour to the High Seas. The 40' vessel offers ample seating and lounging space. It is powered by ultra quiet high performance engines. The captain is knowledgable about local lore and happy to share. This is a BYOB event and guests are welcome to celebrate anniversaries, engagements and other special occasions.

Florida Keys Eco Tour: Snorkel, Kayak, Lunch + Transportation! in Key West, Florida $385 Tour Provided by Viator

Florida Keys Eco Tour: Snorkel, Kayak, Lunch + Transportation!

Key West, Florida United States

With pick up from either the Ft. Lauderdale or Miami area, you will be taken to Islamorada in the Florida Keys. This tour is perfect for the person who wants to become fully immersed in different marine ecosystems found in the Keys. With your marine biologist or naturalist guide, kayak or SUP (stand up paddle board) into an old-growth mangrove forest and then out into the beautiful and ecologically important sea-grass flats. This guided tour is your chance to see nurse sharks, bonnet head sharks, southern stingrays, manatees, many varieties of fish, marine iguanas, a wide array of marine invertebrates, and more! Then in the afternoon head out on a boat and snorkel with your guide to a beautiful reef location in the Florida Keys National Marine Sanctuary. You will have a chance to see sharks, eels, sea turtles, dolphins, spotted eagle rays, baracudas, and more. Picturesque sea views along the way. Delicious lunch. Round trip transportation. Smaller-group tour. Find the real Florida!

Day Sailing Adventure in the Florida Marine Sanctuary in Key West, Florida $99 Tour Provided by Viator

Day Sailing Adventure in the Florida Marine Sanctuary

Key West, Florida United States

Escape the ordinary and embark on an unforgettable journey aboard our 50 foot sailboat, “Chao Lay”. Choose a 3-hour Day Sail or our popular Sunset 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.

Key West's Happy Hour Sandbar & Sunset Cruise - Unlimited Drinks in Key West, Florida $150 Tour Provided by Viator

Key West's Happy Hour Sandbar & Sunset Cruise - Unlimited Drinks

Key West, Florida United States

Key West’s ONLY Happy Hour Sandbar Party & Sunset Cruise!
Get ready for the ultimate Key West experience—the only Happy Hour at the Sandbar & Sunset Cruise! This exclusive trip takes you to a beautiful sandbar, where you can lounge on our floating lily pads while our crew turns into your personal bartenders, serving up unlimited draft beer, mimosas, wine, and champagne.

For those looking to explore, grab a snorkel and discover the underwater world teeming with tropical fish, stingrays, and other marine life. As the sun starts to set, we’ll cruise through the Florida Marine Sanctuary, giving you a front-row seat to Key West’s famous sunset—keep an eye out for dolphins, sea turtles & more!

Savor a taste of Key West at the sandbar! Enjoy Cuban sandwiches, veggie wraps, fresh fruit, cheese & crackers, pita with hummus & more—all paired with unlimited beer, wine, mimosas & champagne. The perfect happy hour on a boat!

Whether you’re here to relax, party, or explore, this trip has it all.

Key West Sandbar Charter  in Key West, Florida $800 Tour Provided by Viator

Key West Sandbar Charter

Key West, Florida United States

Come experience the Crystal clear waters and sandbar island surrounding the Florida Keys.

This tour can be completely tailored to whatever you have in mind. From drinking and relaxing on the sandbars to a full eco-tour through the Florida Keys marine sanctuary.

Private Looe Key Snorkel from Big Pine Key in Key West, Florida $575 Tour Provided by Viator

Private Looe Key Snorkel from Big Pine Key

Key West, Florida United States

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.

Private Fishing Charter from Ramrod Key in Key West, Florida $500 Tour Provided by Viator

Private Fishing Charter from Ramrod Key

Key West, Florida United States

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.

Half-Day Trip from Key West with Kayaking, Snorkeling & Sunset  in Key West, Florida $122 Tour Provided by Viator

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

Key West, Florida United States

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.