REVIEW · ST PETERSBURG
Glass Bottom Kayak Mangrove & Sandbar Adventure in St. Pete Beach
Book on Viator →Operated by Sharkey's Glass Bottom Tours · Bookable on Viator
A mangrove tunnel plus a sandbar break is a rare combo. This St. Pete Beach glass-bottom kayak rental lets you explore Eleanor Island and the John’s Pass area at your own pace, with snorkel time and wildlife spotting from the water.
I especially like the freedom: you’re not stuck in a long group lineup. You get beach chairs, a chance to swim or snorkel, and you can paddle, fish, or just chill with your feet in the sand.
One thing to consider: conditions can change your experience. If the water level is low, the sandbar may not be as reachable or comfortable, and if there’s wildlife down (like red tide), you may see less.
In This Review
- Key reasons to paddle this route
- What you’re really booking: a glass-bottom rental, not a full guided tour
- Where you launch from and how the time usually plays out
- Paddling route: Eleanor Island and John’s Pass area at your own pace
- Mangrove tunnel time: why that paddle-through feels special
- Sandbar hangout: chairs, swimming, snorkeling, and fishing
- Wildlife odds, plus one real-world caution
- Kayak setup: single or double, plus glass-bottom expectations
- Price and value: how $62 fits a 4-hour day
- Who this adventure suits best (and who should pass)
- How to plan your 4 hours on the water
- Should you book this glass-bottom kayak rental?
- FAQ
- Where do we meet and what time does the trip start?
- Is this a guided tour or a self-guided rental?
- What’s included in the price?
- What should I bring?
- Can I choose a single or double kayak?
- What wildlife might I see on this trip?
- What happens if the weather is bad?
Key reasons to paddle this route

- Private rental feel: you get help launching, then you’re free to go at your own speed
- Glass-bottom viewing: you can scan for shells and sea life while you paddle
- Mangrove tunnel: one island has a tunnel you paddle through for a more unusual scene
- Chair-and-snorkel time: beach chairs plus snorkel masks make it easy to turn this into a half-day hang
- Wildlife chances: expect opportunities for seabirds, plus reports of dolphins and manatees around the islands
- Good value for groups: single or double kayaks help you match pace and budget
What you’re really booking: a glass-bottom rental, not a full guided tour
This is best understood as an on-the-water rental experience. You’re not riding with a guide steering the whole trip. Instead, someone gets you into the kayaks, shows you where to go (a map is part of it), and then you paddle your own route for up to about 4 hours.
That matters because it changes how you’ll spend your time. If you want to move fast, you can. If you’d rather drift, stop for photos, or linger at the sandbar with a snorkel mask on, you can do that too. Several people call out how relaxing it feels once you’re on the water.
You also get the “wow” factor of a glass-bottom kayak without the pressure of booking a more formal tour. Still, keep expectations realistic: reviews include mentions that visibility from the glass bottoms wasn’t always what people hoped. So think of it as “good for casual viewing of shells/sea life,” not a guarantee of crystal-clear underwater sightseeing every time.
You can also read our reviews of more tours and experiences in St Petersburg.
Where you launch from and how the time usually plays out

The meeting point is the Treasure Island Boat Ramp, at 123rd Ave and Lagoon Ln, Treasure Island, FL 33706. The start time listed is 12:00 pm, and the activity ends back at the meeting point.
You’re planning roughly 4 hours on the water. That’s enough time to:
- get moving through the mangroves,
- paddle toward Eleanor Island and the John’s Pass Island area,
- take a real break on the sandbar, and
- still have time to come back without feeling rushed.
Because this is self-paced, the trick is timing your stops. If you sprint through the mangroves first, you might feel sandbar time gets short. If you linger right away, you can end up paddling back later than you planned. I like to aim for a steady rhythm: paddle out, go through the tunnel if it’s open/accessible, then reserve a bigger block for the sandbar.
Paddling route: Eleanor Island and John’s Pass area at your own pace

The core of the experience is exploring Eleanor Island and the John’s Pass Island area. This is where you’ll get those mangrove-lined views and the chance to explore at whatever speed fits your group.
What I like about this setup is that you’re not forced into one narrow path. You’re in control of:
- when you stop for shells or sea-life viewing,
- when you fish or snorkel,
- whether you hang out near the sandbar edges or paddle a bit farther.
You’ll also be in an area described as active with wildlife sightings: seabirds such as cormorants (noted for plunging underwater for food) and ospreys hunting from above. Reports also mention dolphins and manatees traveling around the islands and through the channels, which is exactly the kind of “quiet surprise” you hope for on a day like this.
Mangrove tunnel time: why that paddle-through feels special

One island in the mix has an “incredible majestic” mangrove tunnel you can paddle through. Even if you’ve never kayaked a mangrove maze before, this is the part that usually makes people remember the trip, because it’s a different feeling than open water paddling.
In mangrove areas, the trees and tangled roots create a sense of being sheltered. The tunnel also changes the sound and light. Expect slower paddling, more turning your head, and more time looking up and around rather than straight ahead.
There’s also a practical side: the tunnel tends to be a natural “pause point.” Even if you’re in a hurry, it encourages you to slow down and take in the scenery. If you’re traveling with kids, this is the moment that tends to convert a simple ride into a real adventure.
Sandbar hangout: chairs, swimming, snorkeling, and fishing

The sandbar is where the experience becomes a beach day you reach from the water.
You get beach chairs as part of the rental, so you’re not stuck hovering in your kayak for hours. You can set up, fish (fishing poles are allowed, and you can bring your own), or just relax with your feet in the sand.
Snorkeling is also part of the plan. The included snorkeling equipment (snorkel masks are specifically mentioned) makes it easier to gear up quickly. If you bring a cooler, you can pack food and drinks for a proper break—bottled water is not included, so plan on bringing your own.
One thing to think about: sandbar conditions vary with water level. A review mentions the water was low during their trip, which can affect whether you can fully enjoy the sandbar the way you imagined. So if you’re booking around tides and weather patterns, keep a flexible attitude. Even when it’s not perfect, the basic idea—chair time, water time, and shells/sea life—still tends to deliver.
Wildlife odds, plus one real-world caution

The trip is described as a wildlife-friendly paddle: seabirds, and reports of dolphins and manatees in the area. You’ll also have a good chance at spotting sea-life while you snorkel or glance through the glass bottom.
That said, wildlife sightings are never guaranteed. Two reviews offer strong examples of how conditions can change the whole vibe:
- some people had lots of wildlife energy in the water,
- one person said red tide affected what they saw, and another said they had little wildlife.
For me, that means you should book this for the experience of paddling through mangroves and relaxing on the sandbar, not for a guaranteed dolphin show. If you get extra animals on top of that, it’s a bonus.
Kayak setup: single or double, plus glass-bottom expectations

You can choose either a single-seat or double-seat kayak. That’s helpful if you’re mixing skill levels in your group or if some people want more conversation while paddling.
Launch-and-go style helps too. Reviews describe staff helping you into your kayak, going over safety, and giving guidance on where to go via a map. After that, you’re responsible for steering your own route and managing your own stops.
The glass-bottom part is a big selling point, but it comes with a reality check. One review said the kayaks didn’t provide the clear glass-bottom viewing they expected, and another mentioned a kayak that was leaking. So if underwater viewing is your top priority, treat it as a fun extra—something you can use when conditions are right—not as a guaranteed aquarium.
Also watch for gear cleanliness and condition. A couple of reviews mention dirty or rusty equipment. That doesn’t mean your day will be bad, but it’s smart to arrive and inspect your kayak quickly before you launch. If something looks off, ask for help right away.
Price and value: how $62 fits a 4-hour day

At $62 per person for about 4 hours, this can be strong value if you’re traveling with a friend or family member and you want a self-directed water experience without paying for a fully guided outing.
Here’s what helps justify the price:
- you get a glass-bottom kayak (single or double),
- beach chairs are included for the sandbar break,
- you get snorkeling equipment (snorkel masks are called out),
- you can bring your own cooler and add your own food and drinks.
What’s not included is bottled water. That’s easy to solve, but it does mean you should plan ahead.
If your group loves structure and constant narration, a rental like this might feel like less of a “tour.” But if you want the classic Florida day rhythm—paddle, pause, snorkel, chill—this setup matches that style well.
Who this adventure suits best (and who should pass)
This fits best if you:
- want a go-at-your-own-pace trip,
- like wildlife sightings but can handle the fact they’re not guaranteed,
- want mangrove tunnel scenery plus sandbar downtime,
- have at least a little interest in snorkeling, shells, or just relaxing on the water.
It might not suit you as well if:
- you expected a fully guided narrative tour the whole time,
- you need perfectly maintained equipment and spotless gear every time (some reviews mention issues),
- you’re hoping the sandbar will always be fully accessible regardless of water level.
For couples, it can be a great low-pressure date. For families, it can work well because you can split into singles or doubles depending on comfort and paddling ability.
How to plan your 4 hours on the water
With a start time of 12:00 pm and about 4 hours total, I’d plan your day around a mid-day launch. Bring sunscreen, a hat, and water shoes or something you can comfortably wear for sandbar time.
What to pack based on what’s listed and what people commonly bring:
- your cooler with food and drinks (allowed),
- your own snorkel gear only if you prefer it, since masks are provided,
- your fishing poles if you want to fish,
- and plan for bottled water, because it’s not included.
Also remember this is a self-guided rental. The staff should help you launch and show you where to go on a map, but you still need to decide your route and time your stops. If you’re prone to overthinking, keep it simple: paddle out, hit the mangrove tunnel if accessible, then focus on sandbar and snorkeling time before heading back.
Should you book this glass-bottom kayak rental?
I’d book it if you want a hands-on Florida water day with mangroves, a chance to snorkel, and a real sandbar break with chairs. The mix of Eleanor Island, the John’s Pass area, and that mangrove tunnel gives you multiple “chapters” in one 4-hour window.
I’d think twice if you’re booking only for clear underwater viewing or if you hate risk around equipment condition. The glass-bottom experience seems to vary with visibility, and there are reviews mentioning dirty gear, leaking kayaks, and even cases where the operation didn’t show up on time.
My advice: go into this as a self-paced rental adventure. If you do, you’ll probably love it for what it is—freedom on the water, with mangroves and sandbar time as the main event.
FAQ
Where do we meet and what time does the trip start?
The meeting point is the Treasure Island Boat Ramp at 123rd Ave and Lagoon Ln, Treasure Island, FL 33706. The start time is 12:00 pm, and the activity ends back at the meeting point.
Is this a guided tour or a self-guided rental?
It’s described as your own private rental, not a guided tour. Someone helps you get into the kayaks and shows you where to go on a map, then you paddle at your own pace.
What’s included in the price?
The price includes glass-bottom kayaks (single or double), beach chairs, and snorkeling equipment (snorkel masks). Bottled water is not included.
What should I bring?
You can bring a cooler with food and drinks. You can also bring your own fishing poles or snorkel gear. Plan to bring your own bottled water since it isn’t included.
Can I choose a single or double kayak?
Yes. You can choose between a double-seat kayak or a single-seat kayak.
What wildlife might I see on this trip?
The experience description mentions seabirds like cormorants and ospreys, plus dolphins and manatees around the islands and channels. You should also expect sea-life opportunities while snorkeling and viewing through the glass bottom.
What happens if the weather is bad?
The experience requires good weather. If it’s canceled due to poor weather, you’ll be offered a different date or a full refund. You can cancel up to 24 hours in advance for a full refund.














