Similan Islands, Thailand
35m
8m - 24m
Boat
Advanced
Reef
Boat
35m
8m – 24m
Advanced
21% – 31%
O214% at 33m / 33%
O2No photos yet.
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Hidden Depth Variations — Complex reef topography can conceal depth changes, leading to unintended profile variations.
Distraction from Marine Activity — High fish activity can distract divers and delay depth or gas awareness.
Rapid Surge Direction Changes — Surge near reef structures can reverse direction quickly, pushing divers sideways into unexpected areas.