Tunnel 1 Suggest edit

Switzerland Suggest · St. Gallen Suggest

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IntermediateDifficulty

AdvancedRecommended cert

30Max dive depth

30.0 mSite max depth

5.0–15.0 mVisibility

MildCurrent

NoneSurge

40 minAvg dive time

June to SeptemberBest months

15.0–20.0 °CWater (summer)

4.0–8.0 °CWater (winter)

Overview

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Tunnel 1 is a unique dive site located in St. Gallen, Switzerland, known for its underwater tunnels and diverse aquatic life. The site offers a mix of geological formations and potential encounters with local fish species.

Divers can explore the underwater tunnels that provide interesting topography and habitats for various marine life. The dive typically involves navigating through the tunnels while observing the surrounding ecosystem.

Conditions

Visibility: 5.0–15.0 m Suggest edit
Currents: Mild Suggest edit
Surge: None Suggest edit
Water temp (summer): 15.0–20.0 °C Suggest edit
Water temp (winter): 4.0–8.0 °C Suggest edit

Logistics

Entry: Shore Suggest edit
Permits required: No Suggest edit
Bottom types:
rock silt gravel Suggest edit

Photo tips

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Use a wide-angle lens to capture the tunnel formations and marine life.

Location

Underwater Moments at Tunnel 1

No photos for this dive site yet.

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