150/300
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Water sports

Do you need a buoyancy aid on a SUP?

On Lake Thun, beyond the 300 m shore zone, you must carry a suitable buoyancy aid with at least 50 N of buoyancy on your SUP. Wearing it from the start is the more sensible option.

What else applies

  • On rivers, the requirement applies regardless of distance from shore. Use only a quick-release leash there; a fixed ankle leash can be dangerous around obstacles.
  • Put your name and address visibly on the board. At night and in poor visibility, use a white light visible from all directions.
  • Keep clear of swimming areas, nature protection zones and scheduled passenger vessel routes. Check Lake Constance rules separately.
[1] [2] [3]

Sources

  1. City of Zurich: SUP rules
  2. Swiss Lifesaving Society: buoyancy aids and leashes
  3. Bern Cantonal Police: inland waterway rules