Instructions and rules on Örö Fortress Island

Check for Warnings

When forest and grass fire warnings ( are in effect, fire is only allowed at covered campfire sites that have a flue. A fire can be also lit in fireplaces at wilderness and other huts. Always use extreme caution when handling fire. The one who lights a fire is always responsible for its safe use. Please note, that making fire at these campfire sites can be banned locally. 

Gathering at the campfire sites increases the risk of coronavirus infection. Guidelines concerning coronavirus COVID-19

Örö has one of southern Finland's most valuable concentrations of threatened species and habitat types. "Instructions and Rules in the Archipelago National Park" apply also in Örö.

On the Örö Fortress Island, the following are


  • Mooring in the marina
  • Exploring the island
  • Cycling on roads
  • Camping at the campsite
  • Smoking in designated smoking areas
  • Hook and line fishing, ice fishing and fishing with a simple herring rig are permitted under everyman's rights. The fisheries management fee ( is required if you are 18-69 years of age and will be fishing with lures or traps or crayfishing.


  • Entering military areas and collecting military related items and materials
  • Taking photographs from the air with Drone without promission from the Defence Command
  • Anchoring at natural beaches
  • Lighting campfires
  • Driving motorised vehicles on land
  • Pets running at large
  • Disturbing or feeding livestock
  • Taking or damaging trees, bushes, other plants or their parts
  • Capturing or disturbing wildlife and destroying nests
  • Interfering with butterfly traps and other research equipment
  • Damaging soil or rock, and extraction of earth material
  • Discharging or sewage from boats into the sea
  • Scuba diving (except with special permission)

Safety Tips

The trench at the helicopter field forms a zigzag pattern in the terrain. The walls of the trench are reinforced with logs and stones.

  • Please note that one of the nature trails goes through a pasture and dogs are not allowed in there, even if on a leash.
  • Please keep to the roads and marked trails to preserve the island in this pristine condition for other visitors too.
  • Caution: The fortress structures are old; watch your step!
  • The island has been cleared of dangerous military materials, but visitors are advised not to touch anything that might be found in the terrain.
  • Do not discharge dishwater into the sea. Instead, please use the dishwashing facilities in the marina and at the campsite.
  • Preparations for moving around in the archipelago.