The Ertholmene archipelago is a conservation area
Everything on the islands – structures, landscape, flora and fauna – holds protected status.
And we need your help to preserve the vulnerable natural surroundings and historical sites by following these rules:
Island Rules
- Do not climb or walk on the fortress walls and stone fences. Do not remove stones from the fortress walls and stone fences.
- Picking flowers and plants is prohibited.
- Do not litter or leave behind rubbish.
- In order to protect nesting birds on the island, dogs and cats may not be brought ashore.
- During the eider nesting period, from 1 April to 15 June, it is not permitted to go beyond the walls.
- Tents may only be set up at designated campsites.
- Open fires are only permitted at the barbecue pits at the harbour and in Kongens Have, both on Christiansø.
- Drones are only allowed when flown by licensed drone pilots with permission from both Christiansø Administration and the Danish Transport, Construction and Housing Authority.
- The speed limit in the waters surrounding Ertholmene is max. 12 knots.
- Sailing within 100 metres of Tat and Græsholm is prohibited (commercial traffic excluded).
- School groups: Teachers must accompany students at all times.
- Respect the privacy of island residents. Do not enter private homes and gardens.
Read the legislation granting protected status to the Ertholmene archipelago and surrounding terrestrial waters (In Danish) here