Krabi is one of Thailand’s top destinations for both local and international travelers. Its coastal beauty is unmatched, especially with its unique “Separated Sea” and iconic island clusters that are easy to access and picture-perfect.
Why You Should Visit the Separated Sea at Least Once
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A rare natural phenomenon
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Happens only during low tide
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You can walk barefoot between islands
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Incredible views perfect for photography
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A must-see symbol of Krabi tourism
Where Is the Separated Sea?
The Separated Sea (Thale Waek) is located among the Poda Island group in Krabi. It features three key islands:
Island Name | Highlight | Distance from Ao Nang |
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Koh Gai (Chicken Island) | Shaped like a chicken head, great for snorkeling | ~30 mins |
Koh Mor | Quiet and peaceful resting spot | ~25 mins |
Koh Tup | Connects to the sandbar (Separated Sea) | ~25 mins |
Famous Island Groups in Krabi You Shouldn’t Miss

1. Hong Islands
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Located in Than Bok Khorani National Park
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Surrounded by cliffs and emerald waters
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Home to a beautiful hidden lagoon for kayaking
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Great for snorkeling with tropical marine life

2. Phi Phi Islands
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Phi Phi Don: Hotels, restaurants, and sunset spots
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Phi Phi Leh: Maya Bay and Viking Cave
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A world-famous diving and snorkeling spot
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Ideal for both day trips and overnight stays

3.Koh Poda
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One of Krabi’s most iconic islands
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Features soft white sand and turquoise water
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Close to Ao Nang – about 25 minutes by longtail boat
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Great for relaxing, swimming, and beach photography
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Offers stunning views of nearby limestone cliffs

4. Koh Lanta
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Offers both nature and local culture
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Scenic road along the beach
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Top sunset spot at Koh Lanta National Park
How to Get to the Separated Sea and Islands
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Longtail boat (great for small groups)
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Speedboat (faster and more convenient)
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Day trips from Ao Nang or Klong Jilad Pier
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Private charters available for groups or couples
Best Time to Visit the Separated Sea
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November to April: Calm sea, clear skies, and visible sandbars
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Morning low tides: Best chance to witness the Separated Sea
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Avoid the rainy season (May to October)
What to Pack for the Trip
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Light clothing and swimwear
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Sunscreen and hats
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Camera or smartphone
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Waterproof bags for electronics
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Drinking water
Responsible Tourism Tips
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Don’t collect shells or coral
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Avoid feeding marine animals
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Always bring your trash back
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Use reef-safe sunscreen only
Frequently Asked Questions (FAQs)
Q: When does the Separated Sea occur?
A: It appears only during low tide, mostly in the morning.
Q: Should I book a tour in advance?
A: Yes, especially during the high season (November–April).
Q: Is it suitable for children or seniors?
A: Yes, especially if using speedboats with good facilities.
Q: How far is it from Krabi Airport?
A: Around a 45-minute drive to the pier.
Sample 1-Day Trip Itinerary to the Separated Sea
08:30 AM – Depart from Ao Nang Pier
09:00 AM – Arrive at Poda Island and relax on the beach
10:00 AM – Walk across the Separated Sea (sandbar)
11:00 AM – Snorkeling around Chicken Island
12:30 PM – Lunch break on the beach
02:00 PM – Take photos at scenic limestone cliffs
03:00 PM – Return to the mainland
Why Krabi Should Be on Your Travel Bucket List
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Easy access with its own international airport
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Offers beaches, waterfalls, cliffs, and culture
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Great for family trips and adventure seekers
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Nature remains relatively untouched compared to other destinations