Ko Tao: Tao-Nangyuan Snorkeling Day Trip with Meals & Sunset

The best part of this Koh Tao day trip is the small boat and guided snorkeling. With a maximum of about 20 people, and sometimes far fewer, you get room on the upper and lower decks and a better chance of staying close to the guide when turtles, reef sharks, or schools of fish appear. I especially like the fresh snorkeling mouthpiece and the free underwater photos, two thoughtful touches that make this more comfortable than a basic island cruise.

The other big wins are the generous onboard food and the steady supply of water, soft drinks, fruit, tea, and coffee. The main thing to consider is the long day and changeable sea conditions. Wind and waves can force the crew to alter the route, and the Koh Nang Yuan entrance fee is not included.

Key points at a glance

• New snorkeling mouthpiece: You receive your own mouthpiece instead of sharing one with another person.
• Five excellent water stops: Snorkel around Japanese Gardens, Mango Bay, Hin Wong, Aow Leuk, and Shark Bay.
• Small-group feel: The boat usually carries no more than 20 people, with some departures much smaller.
• Food from morning to sunset: Expect a Thai buffet lunch, seasonal fruit, unlimited soft drinks, and a BBQ dinner.
• Free underwater photos: Guides use a camera or GoPro to capture fish, turtles, sharks, and group photos.
• More than snorkeling: Kayaks, paddle boards, swimming, a Koh Nang Yuan visit, and a sunset cruise fill out the day.

Why this Koh Tao boat trip feels different

At $62 per person, this is not the cheapest way to see Koh Tao from the water. It is priced above the large, basic snorkeling boats, but the difference buys you space, food, equipment, and a smaller group.

That matters in the water. A crowded boat can turn a quiet bay into a line of swimmers waiting for a look at the same turtle. Here, the guide can stay with the group and help people who are new to snorkeling. Guides named Zin, Lucky, Mr Tu, Tony, Tew, Two, Thinzo, and Mr Took have led different departures, so the exact crew may vary, but the setup remains focused on personal help.

The boat, Royal Mariblue, has upper and lower seating areas. You can stretch out on the sun deck between stops, find shade below, or watch the coast pass by. The trip lasts 510 minutes, which is roughly eight and a half hours, so that extra room becomes useful by late afternoon.

I also like that this is not only a race between snorkeling points. You get time on Koh Nang Yuan, several bays around Koh Tao, two meals, and a final sunset stop. It feels like a full day at sea rather than a quick swim followed by a rushed return.

Hotel pickup and the start at Mae Haad

The morning begins with pickup from your Koh Tao hotel. Your exact time is confirmed by email, and you should wait in the lobby or agreed meeting point about five minutes early.

Transfers can take longer if several hotels are spread across the island. One past departure involved a long shared transfer to the other side of Koh Tao, so do not treat the pickup as a precise departure time. Once you reach the pier, the crew gives a safety briefing of about 15 minutes before the boat heads out.

Bring only what you need. Large bags and luggage are not allowed, and you will want your towel, swimwear, camera, sunglasses, personal medication, and biodegradable sunscreen close at hand. A reusable bottle is useful too, especially for the Koh Nang Yuan stop, where plastic restrictions apply.

Koh Nang Yuan and the Japanese Gardens

The first major stop is Koh Nang Yuan, the famous group of three small islets joined by a pale sand strip. You can swim, sit on the beach, take in the views, or walk toward the viewpoint.

The viewpoint is worth knowing about before you arrive. It gets hot and busy, so head up early if you want the classic view of the sandbar and three islets. The climb is short but includes steps and uneven rocks. If you do not want the climb, the area near the water station still gives you a partial view.

The island entrance fee is extra. A practical tip from past departures is to carry 250 baht in cash, though fees can change. Plastic bottles are not permitted on the island, so use the water provided on the boat before going ashore and carry a reusable bottle if you have one.

After the beach and viewpoint, the group moves to Japanese Gardens on the sheltered eastern side of Koh Nang Yuan. Granite rocks, coral, and small reef fish make this a good introduction to the day. The planned water time is about 30 minutes, though the broader Koh Nang Yuan visit lasts around an hour and a half.

This stop can be busy because the island is one of Koh Tao’s most popular sights. The crew’s timing and local knowledge help, but you should still expect other boats in the area.

Lunch with views of Nang Yuan and Mango Bay

After the first snorkeling session, you return to the boat for a freshly prepared buffet lunch. The meal includes about six choices, with Thai dishes such as curries, noodles, rice, and chicken wings appearing on different departures, plus two seasonal fruits.

The lunch is one of the better value points in the package. You are not buying food at a beach restaurant, and you can refill your plate before another swim. Vegetarian choices are available, though it is wise to mention dietary needs when booking or at the start.

Tea, coffee, bottled water, Coke, and Sprite are available throughout the day. Some departures have had hot drinks during the meal, while one past account noted that only cold drinks were available, so do not count on a particular coffee service beyond what is advertised.

Mango Bay and Ao Muong Beach

Mango Bay is surrounded by green hills and large granite boulders. The boat stops near Ao Muong Beach, a quiet-looking cove that is easier to reach from the water than by land.

You get about 50 minutes here for swimming and snorkeling. The bay gives you a change from the more open coastal stops, with rock formations around the water and plenty to watch below the surface.

The crew generally guides the group in the water rather than simply pointing you toward the bay and sending you off alone. That is valuable if you are not confident at judging currents or spotting fish. Guides have also helped less experienced swimmers stay comfortable, including people who preferred to keep a life jacket on.

Hin Wong Bay and the chance of sardines

The route continues along Koh Tao’s east coast to Hin Wong Bay. You can snorkel, swim near Ao Hin Wong Beach, or use a kayak.

This is one of the more open-water stops, so conditions can vary. On a calm day, the water may offer clear views of reef fish. If you are lucky, you can see schools of sardines being chased by trevally in water only about one meter deep.

That shallow depth makes Hin Wong approachable for many swimmers, but it does not remove the need to listen to the crew. Currents, wind, and boat movement can affect where you enter and how far you should go.

Aow Leuk for easy swimming and fish

Aow Leuk is often the most relaxed water stop of the day. The middle of the bay has a sandy bottom, so you can float without constantly worrying about brushing against rocks.

The bay is known for a wide mix of fish sizes, and small harmless sharks may appear close to shore. You can snorkel, swim, kayak, or use a paddle board. The planned stop is about 50 minutes, long enough to enjoy the water without feeling rushed.

I like this stop for mixed groups. Strong swimmers can search along the edges, while cautious swimmers can remain over the sandy center. Life jackets are available, and the guide can help with entry from the boat.

Shark Bay and the best wildlife chance

Shark Bay is the wildlife highlight for many people. In water roughly four to ten feet deep, you may see blacktip reef sharks moving above the seabed. Sea turtles can also appear, and some blacktip sharks in the area are more than six feet long.

The word shark can make a calm swim sound more dramatic than it is. These are described as peaceful, harmless reef sharks, and the crew controls how the group approaches the animals. You must not touch marine life, and staying with the guide is the right way to protect both you and the wildlife.

The stop lasts about an hour, giving the guide time to look for turtles and young sharks. Several crew members are good at spotting animals that you might miss on your own. They may point out a turtle, guide you into position, and take underwater photos while you watch.

Sightings are never guaranteed. Weather, visibility, and animal movement can change the experience. Still, this is the stop where you have the strongest chance of seeing the animals that make the day memorable.

Kayaks, paddle boards, and time between swims

Snorkeling is the main event, but the free kayaks and paddle boards help break up the water time. You can paddle near the boat, explore the edge of a bay, or simply remain on deck if you have had enough sun.

The equipment package includes mask, snorkel, fins, and life jacket. The fresh mouthpiece is a real comfort point, especially if you dislike shared rental gear. Bring biodegradable sunscreen, and reapply often. A full day on the water provides little relief from the sun, and one past departure specifically warned about getting badly burned.

The boat has space to rest, but it is still a boat day with repeated climbs in and out of the water. You should be comfortable with swimming and getting back aboard, even though the crew assists people who need help.

Sunset at Banana Rock with a BBQ

The final scheduled stop is Banana Rock, where the crew serves a BBQ set dinner as the sun drops. The meal usually includes chicken skewers or similar BBQ portions, with a non-alcoholic mojito and unlimited soft drinks.

Lunch is the larger meal, while dinner is lighter. That suits the timing: by sunset, you probably want something tasty and easy rather than another full buffet. The upper deck provides the best place to watch the changing sky, though the view depends on weather and the boat’s position.

Rain or wind may prevent the ideal sunset stop. On one rough-weather departure, the crew could not reach the final location but still served the BBQ. That is a useful sign of how the day is handled, but you should not book this solely for a guaranteed sunset.

Photos, crew care, and group size

Free underwater photography adds real value. Guides use a GoPro or similar camera to take photos and short videos of the group, fish, turtles, and sharks. Files are commonly shared afterward through WhatsApp or Google Drive.

The quality and number of photos can vary by guide and conditions, but you are not left trying to hold a camera while swimming after wildlife. Guides such as Zin and Lucky have been singled out for taking extra care with less confident swimmers and making sure everyone gets a chance at a good photo.

Group size is the feature that changes the whole feel of the day. The normal maximum is around 20 people, but some departures have carried 4, 6, 8, 9, 11, or 12 people. A small group means less waiting, easier boarding, more direct help, and a better chance of having the guide notice when you need assistance.

The tradeoff is price. If you only want a cheap ride to one snorkeling area, this is more than you need. If you want a full island circuit with meals and room to breathe, the extra cost makes sense.

Weather, safety, and who should book

The Gulf of Thailand can change quickly. Wind and choppy water may force the captain to skip or replace a stop. The crew has adapted routes in rough weather and still found sharks, turtles, or sheltered swimming areas, but the advertised order is not a promise.

This trip is not suitable for pregnant women, wheelchair users, people with heart problems, or people with other pre-existing medical conditions. It is only available to people staying on Koh Tao, and the guides speak English and Thai.

I would choose this for couples, solo visitors, families with older children who can swim, and anyone who wants help spotting sea life. It also works well for a nervous first-time snorkeler, provided you are medically fit for the activity and tell the crew what support you need.

Should you book the Royal Mariblue trip?

Book it if you want a full, well-fed day on the water rather than the lowest-cost snorkeling outing. The small group, fresh mouthpiece, free photos, careful guides, five water areas, and sunset BBQ give this trip more value than a bare-bones boat ride.

Skip it if you dislike long days at sea, cannot swim, need guaranteed access to every scheduled stop, or mainly want to visit Koh Nang Yuan’s viewpoint. For most visitors who have one free day on Koh Tao, though, this is a strong way to see the island’s best bays without arranging separate transport, meals, equipment, and guides.

FAQ

How long does the Koh Tao snorkeling trip last?

The activity lasts 510 minutes, or about eight and a half hours.

What locations does the boat visit?

The route includes Koh Nang Yuan, Japanese Gardens, Mango Bay, Ao Hin Wong, Aow Leuk, Shark Bay, and Banana Rock for the sunset BBQ.

Is hotel pickup included?

Yes. Pickup and drop-off from hotels on Koh Tao are included. The exact pickup time is confirmed by email after booking.

Is the Koh Nang Yuan entrance fee included?

No. The entrance fee is paid separately. A past booking tip advised carrying 250 baht in cash, but fees can change.

How many people are on the boat?

Small-group departures typically have a maximum of 20 passengers. Some departures may be much smaller.

Are snorkeling masks, fins, and life jackets provided?

Yes. The tour provides a mask, snorkel, fins, and life jacket. You also receive a new snorkeling mouthpiece.

Are kayaks and paddle boards included?

Yes. Kayaks and paddle boards are available for free during the trip.

What food and drinks are included?

You receive a Thai buffet lunch with about six choices and seasonal fruit, followed by a BBQ dinner and virgin mojito. Bottled water, Coke, Sprite, tea, and coffee are also included.

Are underwater photos included?

Yes. The crew provides an underwater photography service, with photos and videos commonly shared after the trip through WhatsApp or Google Drive.

Can the itinerary change because of the weather?

Yes. Stops and activities may change because of sea and weather conditions. The crew may use sheltered areas or adjust the route when water conditions are rough.