HTMS Mataphon
เรือหลวงมาตาพร
Shallow Wreck Explorer
A shallower wreck dive near Pattaya, accessible to intermediate divers and offering good macro life on the hull.
Depth Range
12–23m
Site Type
wreck
Pattaya & Sattahip
Visibility
5–15m
26–30°C
Getting There
30 min boat from Pattaya
Off Pattaya coast
2 Jul
3 Jul
4 Jul
5 Jul
6 Jul
7 Jul
8 Jul
Marine Life
Notable Features
- • Accessible depth
- • Good macro on hull
- • Photography-friendly
Best Time to Visit
About HTMS Mataphon
HTMS Mataphon is a decommissioned Thai Navy vessel sunk off the Pattaya coast. Sitting at a maximum of 23m with the upper structure at 12m, it's more accessible than the deeper HTMS Khram. The wreck has developed good marine growth with macro life thriving on the hull surfaces, making it popular with underwater photographers.
Wreck Information
Vessel
HTMS Mataphon
Length
40m
Royal Thai Navy vessel, decommissioned and sunk as artificial reef off Pattaya.
Tips
Shallower than Khram/Kut — good for longer bottom times. Bring a macro lens.
Experience Required
Intermediate. AOW recommended.
Location
GPS: 12.8980°N, 100.7800°E
Learn to Freedive in the Gulf of Thailand
Sites like HTMS Mataphon are what the Gulf has to offer. Get certified with us on Koh Samui — train at Sail Rock and Koh Tao in groups of no more than 3, skip the Koh Tao ferry, and dive the best of the region.
New to freediving? Get the free beginner's guide first.