Best Things to Do in Biscayne: Snorkel, Kayak, Explore Keys
World-class snorkeling, mangrove kayaking, and island exploration in Florida's only coral reef ecosystem — accessible 25 minutes from Miami, and completely free admission.
Biscayne National Park is 95% water—a coral reef ecosystem, mangrove shorelines, and five island keys just 25 minutes south of Miami. The best things to do in Biscayne range from snorkeling shipwrecks and pristine reefs to kayaking through mangrove channels and camping on remote keys.
- 172,924 ac park area
- Free entrance admission
- 95% water (marine park)
- Nov–Mar best season
Snorkel the Coral Reefs — Offshore · Multiple reefs
Top recommendation
Turquoise water, brain coral the size of cars, tropical fish in impossible colors—this is where Biscayne's true character emerges.
- Shallow enough to surface and breathe naturally without exertion—15–30 feet average depth
- Winter (Nov–Mar) reaches 30–50 foot visibility and brain coral visible from the surface
- Elliott Key reef (beginner-friendly), Adams Key Maritime Heritage Trail (historical wrecks), Fowey Rocks (40+ feet, pelagic fish)
- Plan snorkel trips for incoming or slack tide, not outgoing—reduces current and exhaustion
The moment you lock eyes with a sea turtle underwater is when Biscayne stops being just another Florida trip and becomes something you remember for decades. The coral reefs make that moment possible. Most visitors book through authorized tour operators ($83–$209 per person depending on length and destination); tours typically run 3.5–6 hours and include snorkel stops at pre-selected reefs.
Elliott Key's Offshore Reefs & Island Trail — Elliott Key
Beginner-friendly reefBiscayne's diving hub—brain coral the size of cars, tropical fish schools, and an onshore trail through hardwood hammock.
- Offshore reef straightforward access with gradual drop-off—you can wade in at your own pace
- Interpretive Loop Trail circles the island (1.5 miles) through hardwood and mangrove ecosystems with benches and bay views
- Reef structure changes seasonally: winter shows denser coral and more vibrant colors; summer brings juvenile fish and seasonal visitors
- Bring a quality snorkel vest if not a confident swimmer; most tour operators provide basic gear, but quality varies
Elliott Key is Biscayne's diving hub—a long, thin island sitting directly atop some of the park's best coral. If you're new to Biscayne snorkeling, start here. The hiking alternative is the Interpretive Loop Trail, which circles the island's interior passing hardwood hammock and mangrove ecosystems. Keep an eye out for raccoons, which are surprisingly abundant on the key; the trail is most pleasant in early morning or late afternoon when shade deepens and temperatures drop.
Adams Key & the Maritime Heritage Trail — Adams Key
History + deep divingTwo centuries of history—colonial ruins, Coast Guard structures, and six snorkel stops exploring underwater wrecks and preserved maritime artifacts.
- Maritime Heritage Trail weaves through 200-year-old ruins: colonial-era structures, mid-20th-century buildings, natural reclamation
- Six snorkel stops examine shipwrecks and historical artifacts underwater; Lowry Artificial Reef (40 feet) attracts large pelagic fish
- Combination trip recommended: snorkel the Heritage Trail (2 hours), then explore hiking trails onshore
- Cistern Trail (200-year-old stone cistern) and Beach Trail (coral rubble and shell patterns); bring water—no shade on island
Adams Key carries 200 years of history as a thriving settlement, quarantine station, and Coast Guard home. Today, the ruins tell stories connecting Biscayne to the broader history of maritime Florida. The underwater archaeological context paired with onshore settlement structures gives both the snorkel and hiking experience genuine depth. The park preserves these islands in near-wilderness condition to protect wildlife habitat, so expect minimal infrastructure.
Kayak Through Jones Lagoon's Mangroves — Boca Chita Key area
Quiet, wildlife-rich
Paddle through red mangrove channels in shallow, sheltered water—early morning dolphin and bird sightings with zero crowds.
- Shallow, sheltered water behind Boca Chita Key creates a natural maze through mangrove channels—perfect for any kayak skill level
- Early morning paddling rewards you with dolphin sightings, wading birds, and an almost eerie quiet broken only by paddles and splashes
- Kayak rentals: $25 for the first 90 minutes, plus $10 per additional hour (Dante Fascell Visitor Center)
- Stick to marked channels and avoid disturbing mangrove vegetation—juvenile fish and sea turtles depend on this fragile habitat
Boca Chita Key & Its Lighthouse — Boca Chita Key
Best for sunsetThe park's most photographed structure—a red-and-white 65-foot lighthouse built in the 1930s, offering panoramic views from the only elevated terrain on any key.
- Boca Chita Trail circles the island perimeter (1.5 miles), with tide pools and seabirds nesting in mangrove roots at low tide
- Lighthouse offers panoramic views of the entire park from the only elevated terrain on the keys
- Camping available first-come, first-served ($35/night)—stay for sunset and sunrise (most photogenic times)
- Hermit crabs and small mollusks visible in shallow tide pools; early morning and dusk best for wildlife
Jetty Trail at Convoy Point — Convoy Point
Most accessible
Biscayne's only land-based hike—a paved 0.5-mile jetty walk with bay views on both sides, no boat required.
- Perfect for families with young children, elderly visitors, or anyone wanting park access without a boat trip
- One side bay shallows, other side open water—diverse wildlife viewing from a single trail
- Manatees rest near the jetty; tropical birds forage in nearby mangroves; fish visible in shallows
- Dante Fascell Visitor Center at Convoy Point has exhibits on marine ecosystems, conservation efforts, and knowledgeable staff
The Dante Fascell Visitor Center sits at Convoy Point and is worth a visit. The exhibits explain the park's marine ecosystems and conservation efforts, and staff can answer questions about water conditions or seasonal wildlife. This is Biscayne's only fully accessible experience without requiring boat transportation.
Fowey Rocks Lighthouse Reef — Southern boundary
Advanced snorkelOffshore, deep-water reef ecosystem—large grouper and snappers, complex formations, and 50+ foot winter visibility for experienced snorkelers.
- Reef in 40+ feet of water with complex formations (towers, ledges) creating neighborhoods for fish
- Winter (Dec–Feb) reaches 50+ foot visibility and attracts large grouper and snappers
- Best suited for confident swimmers and experienced snorkelers—offshore conditions differ from shallow reefs
- Tours typically run 4-hour trips; no certification required, but deep-water comfort is essential
Common Questions
What is the best time to visit Biscayne National Park?
November through March is optimal. Water temperatures are comfortable (70–75°F), visibility reaches 40–50 feet, and weather is mild. This is peak season, so expect crowds. If you prefer solitude, May through September offers warm water (80°F+), fewer visitors, and lower prices — though afternoon thunderstorms are common in summer.
How much does it cost to visit Biscayne National Park?
Admission is completely free (as of 2026). The only costs are transportation: boat tours run $83–$209 per person, camping costs $35/night, kayak rentals are $25 for the first 90 minutes plus $10 per additional hour. Most visitors budget $150–$250 per person for a full day including boat transportation, lunch, and rentals.
Do I need a boat to visit Biscayne National Park?
For most activities, yes. The Jetty Trail at Convoy Point and the Dante Fascell Visitor Center are the only land-based facilities accessible without a boat. Everything else—island exploration, snorkeling, camping—requires boat transportation. Authorized tour operators run daily trips, or you can rent a boat if you have boating experience.
What wildlife will I see in Biscayne National Park?
Marine life includes tropical fish (parrotfish, grouper, snappers), sea turtles, dolphins, rays, and sharks. Island wildlife includes raccoons, birds (frigatebirds, cormorants), and occasional manatees in shallow water. Biscayne is home to the only coral reef ecosystem in the continental U.S. north of the Florida Keys. Sea turtle and fish encounters are common on snorkel trips.
