HQ Channel

The shallow channel between Surin Nuea and Surin Tai, near the national-park headquarters. Daily tidal flushing has helped the reef recover after the 2010 bleaching; a gentle site for reef fish and macro.

Depth

3–15m

Current

Mild

Diver level

Open water

Entry

Boat

Unique features

Shallow reef channel by the park headquarters
Hard-coral gardens recovering after 2010 bleaching
Anemonefish and reef fish; suits easy and night dives

Sources & last checked

Checked July 2026

This is a researched draft, not yet human-verified. The seasonality and logistics are drawn from the sources below — confirm specifics (permits, fees, closures) with an operator before you book.

Diving in Koh Surin — Divescover
Mu Ko Surin National Park — Thai National Parks

Note on the data: Coordinates are approximate; not surveyed dive-site GPS.