Koh Sak and the outer islands by boat
Snorkelling and quiet beaches near Koh Larn.
- Area
- Islands
- Start from
- Bali Hai Pier
- Distance
- about 10 km by sea
- Time needed
- 1 day
- Best season
- November – April
- Difficulty
- Easy
- Transport
- Boat tours
- Tickets & rules
- None
Why go
Koh Sak is a small island near Koh Larn, popular with snorkellers.
Boat trips also visit other small islands.
The island has a small beach and clear water, with reefs good for snorkelling. Boat trips often include Koh Larn and other islets.
Visiting on a smaller boat gives a more personal experience than big tours.
You might see fish, corals and sometimes sea turtles.
The story
The islands around Pattaya have coral that has suffered from tourism and is the focus of restoration.
Local operators run coral planting projects.
Coral reefs around Pattaya have been affected by tourism and warming seas. Several groups have started coral nurseries and planting projects.
Visitors can help by choosing responsible operators and using reef-safe sunscreen.
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Getting there
Book a boat from Bali Hai Pier.
Boats leave from Bali Hai Pier or nearby piers. Book a small group tour or a private boat.
A suggested plan
- MorningBoat out.
- DaySnorkel.
- AfternoonReturn.
- LunchPicnic on board or on the beach.
Where to stay
Day trip.
Good to know
- Bring reef-safe sunscreen.
- Bring snorkelling gear or check if it's provided.
- Wear a rash guard for sun protection.
- Bring a waterproof bag.
- Check boat safety equipment.
- Don't touch or stand on corals.
- Sea conditions can change; follow crew instructions.