Route: Stockholm Archipelago Ultraswimrun Challenge (SAUC) : Arholma - Landsort (Sweden)

Submitted by worldofswimrun on Fri, 09/04/2020 - 09:37am
254 km

The Stockholm Archipelago Ultraswimrun Challenge (SAUC) - Arholma to Landsort

The classical delimitation of the Stockholm archipelago lies in-between the northern island and lighthouse of Arholma and the southern island and lighthouse of Landsort.

The SAUC swimrun FKT starts at point A - Båk Lighhouse at Arholma and finishes at point B – Landsort lighthouse in Nynäshamn, Stockholm, Sweden.

Safety vessel is however allowed to provide for safety in the water.

Standard universal swimrun rules for gear applies.

No trash can be thrown in the nature.

To complete SAUC, the following way points have to be passed between the start (A) and finish (B).

  • Blidö Stämmarsund
  • Möja Långvik
  • Runmarö Styrsvik
  • Ornö church
  • Nåttarö south

It is not allowed to pass over the mainland or a mainland island, who are clearly marked on the official Government map.

It is not allowed to pass over seasonal bird or wildlife protected areas.

GPS Track


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Profile picture for user Jason Hardrath @jasonhardrath

What are some other mega-classic global SwimRun objectives that should be contested here on

Swimrun Manhattan island - 1 lap swim + 1 lap run - roughly 60 miles total. I registered the FKT, attempting it in 2024