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Trending Trips This Week

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The most-viewed upcoming trips across all types

Mandarin Queen 7
Scuba Day Trips

Racha Island

May 10, 2026

Mandarin Queen 7

Brand-new 30.5 m M/V Mandarin Queen 7 — Phuket's largest day-trip dive boat with massive deck space, dedicated dive platform, lounges and shaded sun decks. Year-round trips to Racha Yai, Racha Noi, King Cruiser Wreck, Shark Point and Anemone Reef.

1 Day
Hug Ocean Boat
Scuba Day Trips

Racha Island

May 10, 2026

Hug Ocean Boat

Discover Phuket's Andaman Sea aboard Hug Ocean — a luxury 3-deck dive yacht for 80 guests with a thrilling water slide, sun-soaked top deck, and PADI-certified diving at Racha Yai and Racha Noi.

1 Day
Aquarian Liveaboard
Liveaboard

Koh Tao 3D4N

Jun 3, 2026

Aquarian Liveaboard

MV Aquarian — striking 2021-built red steel liveaboard, 31.4 m × 7.5 m, max 28 guests in 14 cabins. Free unlimited Nitrox via Coltri Sub membranes, one of Thailand's largest dive platforms, and full premium-hotel comfort.

5D4N
Sirolo Dive
Scuba Day Trips

Racha Island

May 10, 2026

Sirolo Dive

M/V SIROLO — Sirolodive's luxury day-trip dive yacht in Phuket. 24 m × 8 m, 3 decks, capacity 67, Nitrox membrane, free WiFi. Daily departures from Chalong Pier to Phi Phi, Racha Yai, Racha Noi and Anemone Reef.

1 Day
Mandarin Queen 5
Scuba Day Trips

Phi Phi Islands

May 10, 2026

Mandarin Queen 5

Brand-new Phuket dive boat — 26.2 m M/V Mandarin Queen 5 with spacious dive platform, lounge and upper sun deck. Daily day trips to King Cruiser Wreck, Shark Point, Anemone Reef, Racha Yai and Racha Noi.

1 Day
Issara Liveaboard
Liveaboard

South Andaman 4 Days 5 Nights

May 13, 2026

Issara Liveaboard

MV Issara — high-end Thai steel-hulled liveaboard built 2016–17, 28.5 m × 6.5 m, 4 decks, max 22 guests in 11 hotel-style cabins. Indoor saloon, jacuzzi sun deck, full-board buffet dining.

6D5N

Latest Articles

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Guides, tips, and stories from our divers

200 Square Metres of Reef Gone in One Anchor Drop

200 Square Metres of Reef Gone in One Anchor Drop

A single anchor chain destroys decades of coral growth in seconds. Here is the science behind the damage and the low-cost fix Thailand's marine parks are racing to install.

5 Advanced Diver Habits That Backfire in Rescue Training

5 Advanced Diver Habits That Backfire in Rescue Training

The jump from Advanced to Rescue is not about depth — it is about performance under stress. Five habits from AOW that will trip you up, and how to fix them.

50% of Divers Have Panicked — Their Lungs Made It Worse

50% of Divers Have Panicked — Their Lungs Made It Worse

Half of all recreational divers report at least one panic episode. The real danger isn't the fear — it's the CO₂ loop your lungs trigger next.

2 Threads Apart: Why DIN Divers Won't Switch Back

2 Threads Apart: Why DIN Divers Won't Switch Back

Two extra threads and a captured o-ring separate yoke from DIN. A step-by-step walkthrough of the connection detail Thai dive shops rarely explain.

20 Mantas, 1 Rock, and the Tiny Fish That Bring Them Back

20 Mantas, 1 Rock, and the Tiny Fish That Bring Them Back

At Koh Bon’s pinnacle, a 2-centimetre cleaner wrasse runs the show — picking parasites from manta gills and keeping 20 identified giants loyal to one reef.

Why Surin's Snorkel Reefs Make 30-Metre Dives Look Overrated

Why Surin's Snorkel Reefs Make 30-Metre Dives Look Overrated

At Surin, the coral starts at arm's length. Five bays where snorkel-depth reefs rival the density you'd chase on a deep dive — no tank required.

18,000 Dolphins Chase One Shoal off South Africa Every June

18,000 Dolphins Chase One Shoal off South Africa Every June

Every winter, billions of sardines migrate along South Africa's Wild Coast — and 18,000 dolphins, six shark species, and breaching whales follow. Here is what the four-week window looks like from inside the water.

What Rubber Bands and Fishing Line Do to a Turtle's Heart

What Rubber Bands and Fishing Line Do to a Turtle's Heart

Thai necropsy data shows 89% of turtles that ingest plastic die. Bags, fishing line, and rubber bands top the list veterinarians keep finding.

Max Depth Is the Least Useful Number in Your Logbook

Max Depth Is the Least Useful Number in Your Logbook

Max depth gets a column in every logbook. It is also the least informative number your dive computer records. Here is what your profile actually says.

Why Vinegar Fails on Half the Jellyfish in Thai Waters

Why Vinegar Fails on Half the Jellyfish in Thai Waters

Box jellyfish need vinegar within seconds. Portuguese man-of-war stings get worse with it. Species-by-species first aid for every jellyfish in Thai waters.

What 3,000 Lumens Actually Do to a Sleeping Reef Fish

What 3,000 Lumens Actually Do to a Sleeping Reef Fish

Research shows reef fish lose memory at 0.5 lux. A spec-by-spec comparison of 1,000 vs 3,000 lumen dive torches — and why a red filter changes everything.

6 Milliseconds: How Frogfish Catch What They Cannot Chase

6 Milliseconds: How Frogfish Catch What They Cannot Chase

Frogfish strike faster than any reef predator yet never swim after prey. The biology behind the Gulf of Thailand's best-camouflaged ambush hunter.

500 Metres from Shark Point, the Reef Nobody Books Alone

500 Metres from Shark Point, the Reef Nobody Books Alone

Anemone Reef hides 500 metres north of Shark Point — a single rock carpeted in colour that most Phuket day boats treat as a bonus dive, never the main event.

40 Metres of Visibility Under a Metre of Ice at Lake Baikal

40 Metres of Visibility Under a Metre of Ice at Lake Baikal

Lake Baikal freezes a metre thick by February — and beneath that ice, visibility stretches past 40 metres into a 25-million-year-old ecosystem found nowhere else on Earth.

How Your Sunscreen Becomes Poison Inside a Coral Cell

How Your Sunscreen Becomes Poison Inside a Coral Cell

Corals convert common UV filters into light-activated toxins. Thailand now fines offenders 100,000 baht — and the science explains why.

What Happens When You Move Both Tanks Off Your Spine

What Happens When You Move Both Tanks Off Your Spine

Sidemount configuration shifts 16 kg off your lumbar spine and onto your hips — here's how the mechanics work and five drills to build the muscle memory.

90 Seconds to Act When Your Regulator Free-Flows at Depth

90 Seconds to Act When Your Regulator Free-Flows at Depth

A free-flowing regulator can drain your tank in under two minutes at 30 metres. Three practised steps turn that noise into a controlled ascent.

How 110,000 Baht Buys Four PADI Cards on Koh Tao

How 110,000 Baht Buys Four PADI Cards on Koh Tao

Four PADI certifications from Open Water to Divemaster for 110,000 baht — every cost broken down, Koh Tao vs Cairns vs the Caribbean, with a realistic 12-month timeline.

Why a Bigger Mask Bruises Your Face Below 10 Metres

Why a Bigger Mask Bruises Your Face Below 10 Metres

At 10 metres your mask air halves. A high-volume frame pulls harder on capillaries than a low-volume one — here is the physics, the injury, and the gear fix.

How Cuttlefish Rewrite Their Skin in 50 Milliseconds

How Cuttlefish Rewrite Their Skin in 50 Milliseconds

A pharaoh cuttlefish fires 200 chromatophores per square millimetre in under a second. Most divers on Thai reefs swim right past the fastest light show on the reef.

A Warship with 7 Battle Stars Now Grows Coral at 30 Metres

A Warship with 7 Battle Stars Now Grows Coral at 30 Metres

A WWII landing ship that stormed Okinawa and Inchon sits upright at 30m off Koh Chang — blanketed in coral and visited by whale sharks.

Where 553 Coral Species Fight for Space on One Wall

Where 553 Coral Species Fight for Space on One Wall

Misool holds more species per square metre than any reef on Earth. Here’s what that looks like at 20 metres — and how ranger patrols brought the sharks back.

Why Counting Butterflyfish Matters More Than Planting Coral

Why Counting Butterflyfish Matters More Than Planting Coral

Reef Check trains recreational divers to run standardised reef surveys. The data shapes Thai marine park policy — any AOW diver can start in three days.

Surface Current Swept You Past the Boat — Now What?

Surface Current Swept You Past the Boat — Now What?

In March 2026, two divers drifted ten nautical miles from their boat. A seven-step protocol and a 2,000 THB signaling kit separate a quick rescue from a twelve-hour ordeal.

Why Solo Divers Fly Past Bali and Book Thailand Instead

Why Solo Divers Fly Past Bali and Book Thailand Instead

Thailand's hostel-dive-shop pipeline, $6 dorm beds, and zero-supplement liveaboards explain why 65% of Songkran bookings come from solo travelers.

How a 15-Baht O-Ring Ends a 4,000-Baht Dive Day

How a 15-Baht O-Ring Ends a 4,000-Baht Dive Day

A cracked tank valve O-ring costs less than street food. Miss it, and your dive day is over. Five warning signs, the 90-second swap, and which ring to pick.

10× Deadlier Than a Rattlesnake and Zero Diver Deaths

10× Deadlier Than a Rattlesnake and Zero Diver Deaths

The banded sea krait carries venom ten times more potent than a rattlesnake’s — yet no diver has ever died from its bite. The answer lies in its jaw.

Why Divers Pay $350 to See Almost No Fish at the Blue Hole

Why Divers Pay $350 to See Almost No Fish at the Blue Hole

Almost no coral, limited fish, total darkness below 90 metres. Yet divers pay $350 to descend into Belize's Blue Hole. The answer hangs from the ceiling.

5 Months Empty: What Actually Grows Back on Similan's Reefs

5 Months Empty: What Actually Grows Back on Similan's Reefs

Every May 15 the last boat leaves the Similans. When divers return five months later, the reefs look different. Here is what the data actually shows.

Why Your OW Buoyancy Skills Barely Count After Card Day

Why Your OW Buoyancy Skills Barely Count After Card Day

Your Open Water card proves you can equalise and breathe. It says nothing about hovering hands-free at 18 metres — that takes a progression most divers skip.

Phuket Scuba Day Trips

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Certified diving from Chalong Pier, year-round

Sirolo Dive
Scuba Day Trips

Phuket

Sirolo Dive

M/V SIROLO — Sirolodive's luxury day-trip dive yacht in Phuket. 24 m × 8 m, 3 decks, capacity 67, Nitrox membrane, free WiFi. Daily departures from Chalong Pier to Phi Phi, Racha Yai, Racha Noi and Anemone Reef.

MV Mermaid
Scuba Day Trips

Phuket

MV Mermaid

MV Mermaid (Aqua Mermaid) — a trusted Phuket dive boat with a strong steel hull and Twin Hino 620hp diesels. 60 divers + 5–6 crew, 7 days a week to Phi Phi, Racha Islands and the King Cruiser Wreck.

Mandarin Queen 7
Scuba Day Trips

Phuket

Mandarin Queen 7

Brand-new 30.5 m M/V Mandarin Queen 7 — Phuket's largest day-trip dive boat with massive deck space, dedicated dive platform, lounges and shaded sun decks. Year-round trips to Racha Yai, Racha Noi, King Cruiser Wreck, Shark Point and Anemone Reef.

Mandarin Queen 5
Scuba Day Trips

Phuket

Mandarin Queen 5

Brand-new Phuket dive boat — 26.2 m M/V Mandarin Queen 5 with spacious dive platform, lounge and upper sun deck. Daily day trips to King Cruiser Wreck, Shark Point, Anemone Reef, Racha Yai and Racha Noi.

Hug Ocean Boat
Scuba Day Trips

Phuket

Hug Ocean Boat

Discover Phuket's Andaman Sea aboard Hug Ocean — a luxury 3-deck dive yacht for 80 guests with a thrilling water slide, sun-soaked top deck, and PADI-certified diving at Racha Yai and Racha Noi.

Thailand Liveaboards

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Multi-day trips across the Andaman and Gulf

Vela Liveaboard
Liveaboard

Phuket

Vela Liveaboard

MV Vela / Vala — massive 43 m steel-hull liveaboard with only 20 guests max for ultimate space and privacy. King and twin AC en-suite cabins, large dive deck, indoor saloon and rooftop sun deck. Highest international safety standards.

Aquarian Liveaboard
Liveaboard

Phuket

Aquarian Liveaboard

MV Aquarian — striking 2021-built red steel liveaboard, 31.4 m × 7.5 m, max 28 guests in 14 cabins. Free unlimited Nitrox via Coltri Sub membranes, one of Thailand's largest dive platforms, and full premium-hotel comfort.

Issara Liveaboard
Liveaboard

Phuket

Issara Liveaboard

MV Issara — high-end Thai steel-hulled liveaboard built 2016–17, 28.5 m × 6.5 m, 4 decks, max 22 guests in 11 hotel-style cabins. Indoor saloon, jacuzzi sun deck, full-board buffet dining.

Featured Articles

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Hand-picked stories from across our dive community

Why Vinegar Fails on Half the Jellyfish in Thai Waters

Why Vinegar Fails on Half the Jellyfish in Thai Waters

Box jellyfish need vinegar within seconds. Portuguese man-of-war stings get worse with it. Species-by-species first aid for every jellyfish in Thai waters.

How Your Sunscreen Becomes Poison Inside a Coral Cell

How Your Sunscreen Becomes Poison Inside a Coral Cell

Corals convert common UV filters into light-activated toxins. Thailand now fines offenders 100,000 baht — and the science explains why.

50% of Divers Have Panicked — Their Lungs Made It Worse

50% of Divers Have Panicked — Their Lungs Made It Worse

Half of all recreational divers report at least one panic episode. The real danger isn't the fear — it's the CO₂ loop your lungs trigger next.

10× Deadlier Than a Rattlesnake and Zero Diver Deaths

10× Deadlier Than a Rattlesnake and Zero Diver Deaths

The banded sea krait carries venom ten times more potent than a rattlesnake’s — yet no diver has ever died from its bite. The answer lies in its jaw.

Hin San Chalarm: Best Coral Pinnacle in Samae San

Hin San Chalarm: Best Coral Pinnacle in Samae San

Hin San Chalarm -- Shark Fin Rock -- rises from the Gulf of Thailand near Samae San, harbouring 28-metre coral walls, resident sea turtles, and the clearest visibility in the Sattahip archipelago.

80-Baht Pad Thai After a Night Dive — Only in Thailand

80-Baht Pad Thai After a Night Dive — Only in Thailand

Night markets, 300-baht massages, and temple visits between dives — the non-diving hours are why Thailand keeps beating every other dive destination.

Why Divers Pay $350 to See Almost No Fish at the Blue Hole

Why Divers Pay $350 to See Almost No Fish at the Blue Hole

Almost no coral, limited fish, total darkness below 90 metres. Yet divers pay $350 to descend into Belize's Blue Hole. The answer hangs from the ceiling.

Ghost Nets Kill for 600 Years After the Boat Leaves

Ghost Nets Kill for 600 Years After the Boat Leaves

A single lost net traps, kills, and re-traps marine life for centuries. Thailand's citizen scientists are fighting back — but the Gulf needs more hands underwater.

5 Months Empty: What Actually Grows Back on Similan's Reefs

5 Months Empty: What Actually Grows Back on Similan's Reefs

Every May 15 the last boat leaves the Similans. When divers return five months later, the reefs look different. Here is what the data actually shows.

4 Breathing Mistakes That Empty Your Tank Before the Group

4 Breathing Mistakes That Empty Your Tank Before the Group

Beginners burn air at 20–30 L/min — double the rate of experienced divers. Four fixable habits close the gap, starting with a 12-second breath cycle.

83,000 m² of Coral on a Navy-Locked Island: Koh Kham

83,000 m² of Coral on a Navy-Locked Island: Koh Kham

Koh Kham packs 83,000 square metres of staghorn, table and brain coral into waters barely 3-15 metres deep — all under Royal Thai Navy guard in Sattahip's Samae San marine park.

How Cuttlefish Rewrite Their Skin in 50 Milliseconds

How Cuttlefish Rewrite Their Skin in 50 Milliseconds

A pharaoh cuttlefish fires 200 chromatophores per square millimetre in under a second. Most divers on Thai reefs swim right past the fastest light show on the reef.

70 Dive Schools on One Island: What Keeps Thai Prices Honest

70 Dive Schools on One Island: What Keeps Thai Prices Honest

Koh Tao squeezes 70+ dive schools into 21 km², driving OW courses to 9,500 baht. How density keeps prices honest and standards high across Thailand.

40 Metres of Visibility Under a Metre of Ice at Lake Baikal

40 Metres of Visibility Under a Metre of Ice at Lake Baikal

Lake Baikal freezes a metre thick by February — and beneath that ice, visibility stretches past 40 metres into a 25-million-year-old ecosystem found nowhere else on Earth.

5 Advanced Diver Habits That Backfire in Rescue Training

5 Advanced Diver Habits That Backfire in Rescue Training

The jump from Advanced to Rescue is not about depth — it is about performance under stress. Five habits from AOW that will trip you up, and how to fix them.

The Bombed Hold at 30 Metres Where 100 Motorbikes Wait

The Bombed Hold at 30 Metres Where 100 Motorbikes Wait

Two bombs split a British supply ship in 1941. Eighty-five years later, her cargo of motorcycles, trucks, and locomotives sits exactly where the crew left it.

How a 15-Baht O-Ring Ends a 4,000-Baht Dive Day

How a 15-Baht O-Ring Ends a 4,000-Baht Dive Day

A cracked tank valve O-ring costs less than street food. Miss it, and your dive day is over. Five warning signs, the 90-second swap, and which ring to pick.

Why Solo Divers Fly Past Bali and Book Thailand Instead

Why Solo Divers Fly Past Bali and Book Thailand Instead

Thailand's hostel-dive-shop pipeline, $6 dorm beds, and zero-supplement liveaboards explain why 65% of Songkran bookings come from solo travelers.

Where Did Koh Tao's Whale Sharks Go After 1,409 Sightings?

Where Did Koh Tao's Whale Sharks Go After 1,409 Sightings?

Between 1991 and 2023, Koh Tao logged 1,409 whale shark sightings — nearly half of Thailand's total. Then the encounters dropped to near zero.

What 3,000 Lumens Actually Do to a Sleeping Reef Fish

What 3,000 Lumens Actually Do to a Sleeping Reef Fish

Research shows reef fish lose memory at 0.5 lux. A spec-by-spec comparison of 1,000 vs 3,000 lumen dive torches — and why a red filter changes everything.

SIAMDIVE — Scuba Diving Trips Thailand