Cas Cay - Kayak Hike and Snorkel Adventure
Overview
Available languages
3 hours
Mobile ticket
This award winning tour offers a unique, multi-eco experience. Kayak among the many small islands that make up St. Thomas' Mangrove Lagoon, including the pristine Cas Cay. This wildlife sanctuary and marine reserve is world famous for its winding, shallow waterways, beautiful mangrove trees with nesting birds, and colorful marine life. Hike and explore Cas Cay! Try your luck with a hermit crab race in a forest with an unusual community of thousands of hermit crabs. An eight minute walk along a level sandy, coral and shell rubble trail leads you to a dramatic area of cliffs with breathtaking views, tidal pools and a rare geologic blowhole. Relax and enjoy the sounds of the splashing water and the beautiful rock and cliff formations. Your guide will show you many new and interesting creatures and unforgettable places. After an eight minute hike back to the kayaks, you will don your mask, snorkel and life jacket and snorkel with colorful fish and sting rays.
Additional Info
Service animals allowed
Travelers should have at least a moderate level of physical fitness
Please arrive at Virgin Islands Ecotours 15 minutes prior to your tour time.
At Virgin Islands Ecotours you will find a gift shop, restroom facilities, dressing rooms and lockers for your valuables.
The hike is 8 minutes in each direction on an uneven, level sandy trail mixed with coral rubble
Please bring a bathing suit and towel, shoes that can get wet, and sun protection including sunscreen, sunglasses, hats, etc.
Minimum age is 2 years old.
additional sanitation measures taken on site for COVID-19
Cancellation Policy
For a full refund, cancel at least 24 hours before the scheduled departure time.
What To Expect
- Departs from Mangrove Lagoon Marina on St. Thomas - Kayak through many small islands made up of red mangrove trees - Hike and explore Cas Cay, a pristine, deserted island complete with tidal pools, volcanic cliffs, and a geological blowhole - Snorkel in a coral fringed mangrove nursery Please note: Transportation to the meeting point is not included.
What‘s Included
Water
Snacks
Use of snorkel equipment, kayak paddles, masks, life jackets and mesh bag to hold items that can get wet.
safety briefing and kayak/paddling/snorkeling instruction
lockers, dressing rooms, and toilet facilities
Gratuities
Photos (available to purchase)
Options
Cas Cay 9:30 AM
Tour
Cas Cay 1:30pm
3hr Kayak, Hike, and Snorkel Tour explore the Mangrove Lagoon and Cas Cay. Depart from our Mangrove Lagoon Marina at 1:30pm. Please arrive at least 15 minutes prior to departure time.
Reviews
999 reviews
Total reviews and rating from Viator & Tripadvisor
Kayaking, hike, and snorkel was
Explorer36788896513,Apr 30, 2026
- Review from Tripadvisor
5.00Alfonso Potter was very personable and knowledgeable of the area and the history. This was a very enjoyable and relaxing excursion. Highly recommend if you are active.
GREAT TOUR!!!!
B8366PDdp,Apr 29, 2026
- Review from Tripadvisor
5.00Alfonso Porter and Chantelle are amazing!! The dad jokes were hilarious and projected great vibes! He was educated regarding the island. 🏝️ 10/10!!!!
Kayak, hike and snorkel
talasilasaid,Apr 29, 2026
- Review from Tripadvisor
5.00We had a really great experience with potter. Our guide was energetic and funny and had a good time
Really nice experience!
Jessica A,Apr 26, 2026
- Review from Tripadvisor
4.00I went with family, with small kids. It’s a friendly tour for families and couples if you have some experience kayaking. I would recommend take some extras snacks.
Great experience
Camper33917429930,Apr 21, 2026
- Review from Tripadvisor
5.00It was a great experience with alonso and brent!
Great time!
Amynaughty,Apr 21, 2026
- Review from Tripadvisor
5.00Alonzo and Brent were fantastic kayak and snorkeling guides. We saw tons of wildlife, learned a lot about the island, and had a laid back fun time doing it. Highly recommend.
The best.
K4220YThaydenh,Apr 21, 2026
- Review from Tripadvisor
5.00Alonso and Brent did an amazing job and were very knowledgeable about the area.
amazing experience!
jensons835,Apr 19, 2026
- Review from Tripadvisor
5.00it was super fun and a very good experience to remember forever and both the tour guides were amazing and really nice, really helpful! alonzo was really nice and amazing and anderson was also really nice and helpful thy were both amazing and really really kind! 5/5 experience!
One of the best ever!!
R9372STchriss,Apr 19, 2026
- Review from Tripadvisor
5.00Super worth the money! The guides, Alonso and Araca were so friendly and let us experience wildlife. They were so knowledgeable and and smart! It was a very personal and wonderful experience!!!
Snorkeling, hiking, kayaking
R7185KNemersons,Apr 19, 2026
- Review from Tripadvisor
4.00it was super fun and cool to see all the different things
From US$99.00
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Operated by Virgin Islands Ecotours