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Plan + Spots · Destination Guide

Koh Samui Thailand

Resort comfort on land, Gulf of Thailand pinnacles and marine parks offshore

Updated Jan 23, 2026 • 20 sources

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Signature sites

Featured dive spots for Koh Samui Thailand

Use the map and cards to compare where to dive first.

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Silver Beach dive spot

Silver Beach

ReefSwim Spot

Sheltered Koh Samui cove with easy entry and rocky-edge snorkeling.

5.0
1 dive
🏖️
AccessEasy entry
FacilitiesGood facilities
CrowdQuite busy
CurrentNo current
SurgeLight surge
Ko Tae Nai dive spot

Ko Tae Nai

Reef

Shallow reef and coral-nursery boat site south of Thongsala.

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AccessSimple entry
CoralMixed health
Marine LifeAverage variety
FacilitiesBasic facilities
CurrentLight current
Crystal Bay dive spot

Crystal Bay

Reef
Not Set
Mu Koh Angthon National Marine Park dive spot

Mu Koh Angthon National Marine Park

Reef

Shallow coral reef ecosystem across a dramatic 42island archipelago.

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