5D4N Similan Islands / Kon Boh / Koh Tachai / Richelieu Rock

Experience the best scuba liveaboard trip of your life!

Trip Overview

Join us aboard the MV DiveRACE Class X for an unforgettable 5-day, 4-night diving adventure through Thailand’s most iconic dive destinations. Explore the vibrant reefs of the Similan Islands, glide with mantas at Koh Bon and Koh Tachai, and marvel at the marine spectacle of Richelieu Rock.

Date
Duration

5 Days / 4 Nights

Time
Dives

Up to 14 Dives

Secure Spots
Departure

Krachang Restaurant Pier,
Khao Lak

No Pool Session
Requirements

Minimum Open Water certification (Advanced certification is recommended)

️ Please note: Dive sites and schedules are subject to change depending on sea conditions, currents, weather, and captain’s discretion for safety.

itinerary route

Similan Islands Richelieu Rock Map

Day 1

Arrival & Embarkation

No diving on embarkation day

Day 2

Similan Islands – Granite Boulders & Reef Life

Planned Dive Sites

  • West of Eden – Hard corals, turtles, macro life
  • Elephant Head Rock – Swim-throughs, large boulders, reef sharks
  • Three Trees or North Point – Reef sharks, garden eels, and pristine coral gardens
  • Hideaway Bay (Night Dive) – Nocturnal marine life and reef critters

Overnight anchorage in sheltered bay

Day 3

Koh Bon & Koh Tachai – Manta Territory

Planned Dive Sites

  • Koh Bon Ridge – Manta rays, napoleon wrasse, reef sharks
  • Koh Bon Ridge or Pinnale (if conditions allow) – Advanced-level deep site
  • Koh Tachai Dome – Schooling barracuda, jacks, tuna, mantas
  • Koh Tachai Reef (Sunset Dive) – Leopard sharks, soft corals, sweetlips

Overnight cruise north to Richelieu Rock

Day 4

Richelieu Rock – Thailand’s Crown Jewel

1 dive at Surin Island

3 dives at Richelieu Rock, subject to tides and visibility:

  • Vibrant soft coral gardens teeming with macro life
  • Pipefish, harlequin shrimp, frogfish, cuttlefish, and seahorses
  • Occasional whale shark sightings (seasonal)
  • Schooling snapper, trevally, and barracuda

Ideal for macro photographers and big fish lovers alike

Overnight cruise south toward mainland

Day 5

Wreck Diving & Return to Shore

TWO (2) Planned Dives:

  • Boonsung Wreck – One of the best artificial reefs in the area

Lunch onboard after last dive

Disembark & transfer back to Khao Lak/Phuket ~13:30hrs arrival at Krachang Restaurant Pier

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Row edge-slant Shape Decorative svg added to bottom

Frequently Asked Questions

General Dive Trip Related