Key Largo: Snorkel Pennekamp Coral Reefs & Gear Included

Boarding the Sundiver III for an hour underwater at Key Largo's oldest coral sanctuary

You board the Sundiver III an hour before departure, get fitted with mask, fins, and safety vest, then spend 2.5 hours on the water with over 60 minutes actually snorkeling one shallow coral reef in Pennekamp Marine Sanctuary. The crew specializes in families and first-timers, keeps groups small, and visits a single reef to maximize your time underwater rather than moving between multiple stops.

Step-by-step itinerary

Snorkeling tour at Key Largo reef

• Check in one hour before trip
• Purchase snorkel if needed
• Board Sundiver III boat
• Travel to shallow coral reef
• Snorkel with provided gear
• Explore one coral reef for 2.5 hours
• Return to dock

The experience

You step onto the Sundiver III and the crew hands you a mask, fins, and a safety vest before the boat leaves the dock. The 2.5-hour tour heads straight out to one of the shallow coral reefs inside John Pennekamp Underwater State Park. The same marine sanctuary that's been operating since 1983. The captains here have over 40 years of experience running these routes, and they know which reef will give you the most time in the water without the usual boat-hopping that eats up a snorkel day. You get more than an hour actually underwater, not sitting on deck waiting for the next stop.

The boat is built for families and first-time snorkelers, which means the crew doesn't rush you and the reef they pick is shallow enough that you're comfortable the whole time. You'll see the coral formations, the fish moving through them, the way the light filters down. It's all there, just offshore from Key Largo. The gear they provide (mask, fins, vest) is high quality, so you're not fighting with loose equipment while you're trying to look around. One thing: you do need to know how to swim. That's not negotiable. If someone in your group can't swim but wants to come along, they can stay on the boat for a rider's fee and still get the boat ride out to the reef.

Check-in is one hour before departure, which gives the crew time to fit everyone and answer questions about the snorkel itself. They sell brand-new silicone snorkels at check-in for $15 if you don't have your own, or you can bring gear from home. Just don't bring a full-face mask. The crew won't allow them because of safety concerns with how they're designed. After you're geared up and the boat's moving, you're heading to one location, one reef, which is the whole point, instead of racing between three spots and spending half your time on the boat, you settle into one place and actually explore it.

What’s included

• Your tour includes high-quality mask, fins, and safety vest, plus 2.5 hours aboard the Sundiver III with over one hour of snorkel time at a shallow coral reef inside Pennekamp Marine Sanctuary.
• Check-in is one hour before departure.
• Snorkels are available for purchase at $15 if you don't bring your own.
• You're responsible for knowing how to swim.

Before you book

Days and timesEvery dayDepartures at 12:00 and 15:00

Book up to1h before

AgesAdult (13 to 80 years) · Child (under 13)

GroupUp to 49

Live guideEnglish and Spanish

Meeting point and pickupNo hotel pickup: you go to the meeting point. Ends back at the starting point.

Cancellation and refundsFree cancellation up to 24 h before the start. After that, no refund.It may be canceled due to bad weather or if the minimum number of travelers isn't reached. If that happens, you're offered another date or a refund.

Prices and times updated today

Good to know

Low physical effortStroller-friendlyPublic transport nearbyNot recommended with heart problemsInfants must sit on laps

Operated by Sundiver Snorkel Tours

Is this one for you?Book this if you want a straightforward snorkel morning without the logistics of picking multiple reefs or managing a crowded boat: the single-reef format and experienced crew mean you actually spend your time in the water instead of gearing up and moving between stops.

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Top questions

What languages is the tour guided in?

Live guide in English and Spanish.

Can children come?

Yes. Ticket types: Child (under 13).

What happens if it rains?

It may be canceled due to bad weather. If that happens, you're offered another date or a refund. Free cancellation up to 24 h before the start.

Do I need to bring my own snorkel?

No. Mask, fins, and safety vest are included. Snorkels are sold at check-in for $15, or you can bring your own.

Can I go snorkeling if I can't swim?

No, you must be able to swim to snorkel with Sundiver. Non-swimmers can stay onboard for a rider's fee.

How long is the actual snorkeling time?

Over one hour in the water. The full tour is 2.5 hours, including boat time and gearing up.

Do you visit multiple coral reefs?

No, each tour visits one coral reef to allow maximum time exploring that single location.

When do I need to arrive?

Check in one hour before your departure time.

Are infants allowed on the boat?

Yes, infants are allowed and count as a passenger. They're charged the child fee and must sit on an adult's lap.

Can I use a full-face snorkel mask?

No, full-face masks are not permitted due to safety concerns.

What's included in the tour?

High-quality mask, fins, and safety vest. Snorkel, transportation to the reef, and the boat ride are included. Snorkel purchase is optional.