Three guided dives from Koh Chang take you to the HTMS Chang wreck and coral gardens of Koh Rang National Park. This full-day trip includes equipment, lunch, and hotel pickup—ideal for certified divers seeking wrecks and vibrant reef life.
Three guided dives from Koh Chang take you to the HTMS Chang wreck and coral gardens of Koh Rang National Park. This full-day trip includes equipment, lunch, and hotel pickup—ideal for certified divers seeking wrecks and vibrant reef life.
You push off Koh Chang’s pier before sunrise and the Gulf of Thailand opens up like a blue highway. The wooden dive boat hums, the crew rigs tanks and checks weights, and the air tastes faintly of diesel and salt. By the first descent you’re gliding past the HTMS Chang—an intentional wreck that now houses swaying soft corals and schools of snapper—then through wide bands of reef where parrotfish and anemones dart between coral bommies.
Verified experiences and guided adventures in the surrounding area.
Operated by bbdivers · Ko Chang, Trat Province
You push off Koh Chang’s pier before sunrise and the Gulf of Thailand opens up like a blue highway. The wooden dive boat hums, the crew rigs tanks and checks weights, and the air tastes faintly of diesel and salt. By the first descent you’re gliding past the HTMS Chang—an intentional wreck that now houses swaying soft corals and schools of snapper—then through wide bands of reef where parrotfish and anemones dart between coral bommies.
Koh Chang is a steep, granite island with rainforest-draped ridges; its offshore reefs sit on fringing shelves carved by currents and seasonal storms. Koh Rang National Park, a protected cluster of islets, keeps clearer water and healthier coral cover thanks to park regulations and limited development. Local fishing villages like Bang Bao shape the maritime culture: boats, nets, and a diet built around the sea.
This is a full-day, certified-diver trip—typically eight hours afloat with three guided dives, equipment, lunch, and pick-up included. The operator chooses sites by weather and currents, switching between the HTMS Chang wreck and colorful coral sites around Koh Rang for variety and safety. Expect easy-to-moderate dives with plenty of surface intervals; visibility is best in the dry season (Nov–Apr) and declines during the monsoon.
Practical notes: bring your certification card and logbook, a reef-safe sunscreen, a thin wetsuit for thermal comfort, and seasickness meds if you’re prone. Follow guides’ briefings, avoid touching coral, and surface with a signal device. The day balances spectacle and straightforward logistics—ideal for certified divers who want wreck drama and healthy reef life in one outing.
Yes—this trip is for certified divers; you must present valid proof of certification before boarding.
The excursion runs about eight hours from hotel pickup and includes three guided dives with surface intervals and a buffet lunch on board.
Yes—standard dive equipment, tanks, weight systems and a guide are included; confirm any specialty gear needs ahead of time.
The operator selects sites daily based on conditions; cancellations follow the supplier policy—typically a full refund if canceled 24 hours prior.
bbdivers operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




You push off Koh Chang’s pier before sunrise and the Gulf of Thailand opens up like a blue highway. The wooden dive boat hums, the crew rigs tanks and checks weights, and the air tastes faintly of diesel and salt. By the first descent you’re gliding past the HTMS Chang—an intentional wreck that now houses swaying soft corals and schools of snapper—then through wide bands of reef where parrotfish and anemones dart between coral bommies.
You push off Koh Chang’s pier before sunrise and the Gulf of Thailand opens up like a blue highway. The wooden dive boat hums, the crew rigs tanks and checks weights, and the air tastes faintly of diesel and salt. By the first descent you’re gliding past the HTMS Chang—an intentional wreck that now houses swaying soft corals and schools of snapper—then through wide bands of reef where parrotfish and anemones dart between coral bommies.
Koh Chang is a steep, granite island with rainforest-draped ridges; its offshore reefs sit on fringing shelves carved by currents and seasonal storms. Koh Rang National Park, a protected cluster of islets, keeps clearer water and healthier coral cover thanks to park regulations and limited development. Local fishing villages like Bang Bao shape the maritime culture: boats, nets, and a diet built around the sea.
This is a full-day, certified-diver trip—typically eight hours afloat with three guided dives, equipment, lunch, and pick-up included. The operator chooses sites by weather and currents, switching between the HTMS Chang wreck and colorful coral sites around Koh Rang for variety and safety. Expect easy-to-moderate dives with plenty of surface intervals; visibility is best in the dry season (Nov–Apr) and declines during the monsoon.
Practical notes: bring your certification card and logbook, a reef-safe sunscreen, a thin wetsuit for thermal comfort, and seasickness meds if you’re prone. Follow guides’ briefings, avoid touching coral, and surface with a signal device. The day balances spectacle and straightforward logistics—ideal for certified divers who want wreck drama and healthy reef life in one outing.