Private · Captained · 8 Guests Max
A private Key West eco tour through the National Wildlife Refuge backcountry.
Three hours inside two federally protected wildlife refuges. Mangrove channels, seagrass flats, wading birds, sea turtles — and on a lucky morning, a dolphin in our wake or a manatee in the warm shallows.
The Refuge Most Tourists Never See
What a Key West eco tour actually is
The water around Key West isn't all sandbar parties. Twenty minutes north of the cruise port you're inside the Key West National Wildlife Refuge and the Great White Heron National Wildlife Refuge — two federally protected zones that together cover hundreds of thousands of acres of mangrove islands and seagrass flats. Almost no one sees them. The big nature-cruise boats can't get in.
Our 30-foot Jeanneau NC 895 yacht can. Three hours, your group only, a USCG-licensed captain who has been reading these flats for years. No script, no fixed loop — whatever the tide, weather, and wildlife are doing that morning. The boat idles in the wildlife zones, anchors only in sandy patches, and never feeds or chases anything.
Private vs the Big Nature-Cruise Boats
Why a small private boat sees more wildlife
Counterintuitive but true: the bigger boat sees less. Here's the trade-off.
A private Six Fins eco tour
3 hours, up to 8 guests, captain narrating.
- Small group, low noise — wildlife doesn't scatter.
- Shallow-draft hull enters channels the big boats can't.
- Captain stops when something interesting is happening.
- Slow, no-wake pace through every protected zone.
- Snorkel gear and a paddleboard onboard.
A 40-person nature-cruise boat
Same price range, very different product.
- 40+ strangers, loud engines — wildlife moves on.
- Deep draft keeps the boat outside the refuge proper.
- Fixed two-hour loop. No day-of flexibility.
- Wake erodes mangrove shoreline.
- No swim, no snorkel, no paddleboard.
Wildlife of the Refuge
What you'll see on a Key West eco tour
Every tour is different — that's the nature of a real refuge. Most common sightings, in rough order of reliability.
Wading birds
Every tourGreat blue herons, snowy egrets, white ibises, brown pelicans, ospreys on channel markers.
Seagrass & mangroves
Every tourTurtle grass meadows and the three mangrove species (red, black, white) that built these islands.
Reef fish & rays
Every tourSnapper, parrotfish, sergeant majors over the patches; southern stingrays gliding through the flats.
Sea turtles
Most toursGreen sea turtles graze the seagrass inside the refuge. Federally protected — we keep our distance.
Nurse sharks
Most toursSlow, docile bottom-feeders loafing in the mangrove shallows. Often visible from the boat.
Dolphins
SometimesAtlantic bottlenose dolphins ride our wake more often than you'd think. We don't chase or bait.
Manatees
Sometimes (winter)Florida manatees shelter in the warmer backcountry channels December through March.
Migratory birds
Spring & fallThe Keys sit on the Atlantic flyway. Warblers, terns, frigatebirds in season. Bring binoculars.
Federal Protection
How the National Wildlife Refuge is protected
The Key West NWR was established by Theodore Roosevelt in 1908. The Great White Heron NWR followed in 1938. Together they protect roughly 575,000 acres — one of the largest stretches of protected coastal wilderness in the continental U.S. Here's how we operate inside it.
No-Wake Zones
Most of the refuge is idle-speed or no-wake. We run at the legal pace because wake displaces wildlife and erodes mangrove shoreline.
No Feeding, No Touching
Federal law: don't feed marine life, don't touch sea turtles or manatees, don't approach within 50 yards. We follow every one.
Sandy-Bottom Anchoring
We anchor only in clear sandy patches, never on seagrass or coral. Seagrass beds take decades to recover from a single propeller scar.
Reef-Safe Products
Please bring reef-safe sunscreen (no oxybenzone). We provide it onboard if you forget. Oxybenzone kills coral.
Pack-In, Pack-Out
Nothing leaves the boat that wasn't on it when we started. The refuge stays the way we found it.
Closed Areas Respected
The Marquesas, the Mule Keys, and several bird-nesting islands have closure zones. We stay outside them. Always.
What the Day Looks Like
Your three hours in the refuge
A rough outline — your captain flexes the route to the tide, weather, and wildlife. Mornings are best.
Arrive at Perry Hotel & Marina
Free parking. Walk to Dock A, Slip #32. Captain greets you, quick safety briefing, gear loaded.
Idle out through Safe Harbor
No-wake through the marina basin. Resident pelicans, channel markers. Eco-tour mode starts here.
Into the refuge
Cross into the Key West National Wildlife Refuge. Captain narrates geology, mangroves, osprey nests.
Mangrove channels & bird rookeries
Slow idle through narrow channels between mangrove islands. Wading birds working the shallows. Binoculars out.
Seagrass flats & turtle grazing zones
Anchor in a sandy patch beside the seagrass beds. Snorkel optional. Green sea turtles graze here. Quiet wins.
A shallow patch reef
Protected coral patch where reef fish school in numbers. Snorkel, or watch from the lily pad over the bow.
Back to the marina
Cruise home, dolphins-permitting. Marina pool and gym are open to charter guests afterward.
Every Six Fins eco tour is run by a USCG-licensed captain
Our captains hold U.S. Coast Guard Master Captain licenses — the federal credential required to run a commercial passenger vessel. They live in the Lower Keys and know the refuge the way locals do, not from a script.
Pricing
One flat price for 1–6 guests. Bareboat add-on for 7–8.
No per-person pricing. No upsells once you're on the water. The boat is yours for three hours.
Private Key West Eco Tour
National Wildlife Refuge Charter
$995
What's Included (1–6 guests)
- USCG-licensed captain for the full three hours
- Fuel included — 7th guest +$150 and 8th guest +$300 as a bareboat add-on, with the captain hired separately at $65/charter-hour and fuel at $35/charter-hour
- Snorkel gear and stand-up paddleboard
- Cooler with ice, bottled water, snacks
- Lily pad and bean bag seating (request at dock)
- USCG-approved life jackets and safety gear
- Free parking; pool & gym access at Perry Hotel & Marina
Gratuity, meals, alcohol, and towels not included. See the eco tour detail page for cancellation policy and what to pack.
Frequently Asked
Key West eco tour questions, answered
What is a Key West eco tour with Six Fins?
A Six Fins eco tour is a private, captain-led backcountry charter through protected Key West waters, mangrove channels, seagrass flats, bird habitat, and wildlife zones.
This is not a crowded nature-cruise boat or a canned audio loop. Your group has the boat, and the USCG-licensed captain adjusts the route based on tide, wind, wildlife, water depth, and refuge conditions.
What wildlife might we see?
Common sightings include wading birds, pelicans, ospreys, reef fish, rays, nurse sharks, sea turtles, and dolphins. Manatees are seasonal and more likely in cooler months.
No wildlife is guaranteed because this is a real refuge, not an aquarium. The advantage of a private eco tour is that the captain can slow down, change areas, and read what the water is doing that day.
Is the eco tour private or shared?
The eco tour is private. Your group has the boat, captain, route, and timing without strangers on board.
That private format matters for wildlife. Smaller groups are quieter, easier to position, and less likely to scatter birds or marine life than a large tour boat carrying dozens of people.
How long is the eco tour and how much does it cost?
The Private Key West Eco Tour is 3 hours and $995 for the whole boat for up to 6 guests. Pricing is per boat, not per person. A 7th guest adds $150 and an 8th adds $300 as a bareboat add-on, with the captain hired separately at $65/charter-hour and fuel at $35/charter-hour.
The base charter includes the USCG-licensed captain, fuel, safety gear, cooler with ice, bottled water, snacks, snorkel gear, and paddleboard or lily pad where available. Gratuity is not included.
Is the eco tour good for kids?
Yes. This is one of Six Fins' best family boat tours because the pace is slower, the water is calmer, and kids have plenty to look for: birds, turtles, rays, nurse sharks, mangroves, and sometimes dolphins.
The captain can keep the trip educational without making it feel like a lecture. Bring binoculars if your kids like spotting wildlife.
Can we snorkel or swim on the eco tour?
Sometimes. The captain may include a snorkel, swim, paddleboard, or lily pad stop when conditions and timing allow.
If your group wants a fuller day that combines eco touring with sandbars, snorkeling, dolphin watching, harbor cruising, or multiple stops, the better fit is usually the Custom Combo Charter. It is Six Fins' most popular private charter because the 6- or 8-hour format gives your group enough time to do more than one activity.
What makes this different from a big nature-cruise boat?
Big tour boats usually run fixed loops and carry larger groups. A private Six Fins eco tour uses a smaller private boat, a slower pace, and a captain who can stop when something interesting is happening.
That means less noise, more flexibility, better access to shallow backcountry areas, and a more personal experience for families, photographers, nature lovers, and guests who want a quieter side of Key West.
What should we bring?
Bring reef-safe sunscreen, sunglasses, a hat, towels, a camera, binoculars, snacks, and any drinks you want on board.
Six Fins provides the captain, boat, fuel, safety gear, cooler with ice, bottled water, snacks, and the onboard gear listed for the eco tour. Drones should not be used in protected wildlife areas.
Are sea turtles, manatees, or dolphins guaranteed?
No. Sea turtles, manatees, and dolphins are wild animals, and no ethical eco tour should promise a specific sighting.
The captain will choose the best route based on season, tide, wind, and recent activity. If wildlife is quiet, the refuge itself is still the experience: mangroves, seagrass flats, bird habitat, clear water, and a private backcountry cruise.
What happens if weather is unsafe?
If Six Fins or the captain determines conditions are unsafe, guests may be rescheduled or refunded according to the applicable booking policy. If the charter can run safely but one area is not ideal, the captain may adjust the route.
Eco tours are built around conditions. The safest and most interesting route is the one that fits the day's water.
Ready to see the Key West most people miss?
Three hours inside the National Wildlife Refuge. Your captain, your group, your boat. Book online or call — we'll get you on the water.
Questions first? Email info@sixfinscharter.com · See all Six Fins FAQs.