Spend two days and one night on MV Koon exploring the Similan Islands: four dives including a night dive, boat accommodation, BBQ dinner and a Sail Rock viewpoint. Best for certified divers seeking concentrated access to top reef sites from Phuket.
Spend two days and one night on MV Koon exploring the Similan Islands: four dives including a night dive, boat accommodation, BBQ dinner and a Sail Rock viewpoint. Best for certified divers seeking concentrated access to top reef sites from Phuket.
Dawn light strips the horizon as MV Koon eases away from Phuket — the boat’s hull cutting a bright path toward the jagged silhouettes of the Similan Islands. By mid-morning you’re anchored off white sand and water so clear the reef appears suspended beneath glass; the first snorkel warms you up, then the compressors hum and the real work begins: four dives across world-class sites, a night dive that flips the reef into another realm, and a Sail Rock viewpoint that frames the whole archipelago.
Verified experiences and guided adventures in the surrounding area.
Operated by Oh-Hoo · Phuket, Phuket Province
Dawn light strips the horizon as MV Koon eases away from Phuket — the boat’s hull cutting a bright path toward the jagged silhouettes of the Similan Islands. By mid-morning you’re anchored off white sand and water so clear the reef appears suspended beneath glass; the first snorkel warms you up, then the compressors hum and the real work begins: four dives across world-class sites, a night dive that flips the reef into another realm, and a Sail Rock viewpoint that frames the whole archipelago.
The Similan chain sits on an uplifted granite platform carved by currents and time, creating steep walls, sloping coral gardens and pinnacles that attract pelagics and macro life alike. Historically a fishing and trading corridor, the islands are now part of Mu Ko Similan National Park, managed for conservation and seasonal closures to protect spawning and coral recovery.
Culturally, crews and dive leaders blend Thai hospitality with international dive standards; expect boat-side briefings in English and Thai and communal meals aboard — a “Kungkata” BBQ under the stars is standard.
Practically: divers need Open Water certification and should heed park seasonality (closed May 16–Oct 14). Bring a logbook, mask you trust, and a compact torch for night dives. Surface intervals are boat-based and brief, so hydrate and eat light between dives. Currents can strengthen at deeper sites; listen to your dive leader and plan for drift or deep-experience options accordingly.
This two-day liveaboard balances relaxed island time with concentrated diving — ideal for certified divers wanting efficient access to top Similan sites without a multi-day commitment.
moderate.
2 days, 1 night (approx 48 hours).
Moderate cardiovascular fitness recommended; ability to carry a tank and move on deck is required
Yes — participants must be at least 15 and hold a minimum Open Water certification to dive; snorkelers can join without certification.
Round-trip transfers, accommodation aboard MV Koon 1, up to four dives, diving equipment rentals, meals listed in the program, park and diving fees are included.
Minimum dive age is 15; infants and very young children have restrictions, and people with certain medical conditions (heart, respiratory, recent surgeries) are not recommended to join.
Operators may cancel or alter the itinerary for safety; you'll be offered a different date, alternative tour or a full refund per the operator’s cancellation policy.
The Similan Islands have long been a fishing ground; declared a national park in 1982 to protect unique granite islands and marine habitats.
The park enforces seasonal closures and visitor limits to protect coral spawning and reef regeneration; use reef-safe sunscreen and avoid touching coral.
Oh-Hoo operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




Dawn light strips the horizon as MV Koon eases away from Phuket — the boat’s hull cutting a bright path toward the jagged silhouettes of the Similan Islands. By mid-morning you’re anchored off white sand and water so clear the reef appears suspended beneath glass; the first snorkel warms you up, then the compressors hum and the real work begins: four dives across world-class sites, a night dive that flips the reef into another realm, and a Sail Rock viewpoint that frames the whole archipelago.
Dawn light strips the horizon as MV Koon eases away from Phuket — the boat’s hull cutting a bright path toward the jagged silhouettes of the Similan Islands. By mid-morning you’re anchored off white sand and water so clear the reef appears suspended beneath glass; the first snorkel warms you up, then the compressors hum and the real work begins: four dives across world-class sites, a night dive that flips the reef into another realm, and a Sail Rock viewpoint that frames the whole archipelago.
The Similan chain sits on an uplifted granite platform carved by currents and time, creating steep walls, sloping coral gardens and pinnacles that attract pelagics and macro life alike. Historically a fishing and trading corridor, the islands are now part of Mu Ko Similan National Park, managed for conservation and seasonal closures to protect spawning and coral recovery.
Culturally, crews and dive leaders blend Thai hospitality with international dive standards; expect boat-side briefings in English and Thai and communal meals aboard — a “Kungkata” BBQ under the stars is standard.
Practically: divers need Open Water certification and should heed park seasonality (closed May 16–Oct 14). Bring a logbook, mask you trust, and a compact torch for night dives. Surface intervals are boat-based and brief, so hydrate and eat light between dives. Currents can strengthen at deeper sites; listen to your dive leader and plan for drift or deep-experience options accordingly.
This two-day liveaboard balances relaxed island time with concentrated diving — ideal for certified divers wanting efficient access to top Similan sites without a multi-day commitment.