Kindly read these recommendations before you visit the Atlantic Islands National Park:
This is a Protected Natural Area. Kindly read the regulations and collaborate in its conservation.
There are no trash bins. Carry a bag to bring your trash back.
Ask for information at the information points in the Islands.
Carry water, sun cream and warm clothing.
Only photos or experiences to be taken back. Leave shells, flowers, sand, etc. in situ.
Walk on signposted trails.
Seagulls and fish do not need your food. Don't feed them.
Coastal fauna is protected. Do not molest or touch it.
Note that there is a limit to daily visitors. You will need to get web authorization from the Xunta de Galicia for visits to the Cíes and Ons in peak season: https://autorizacionillasatlanticas.xunta.gal. To find out how to get it correctly, download this simple manual.
Health service on the islands is not always available, so travel time to a health centre is crucial.
Optional things to bring to the island: diving goggles, neoprene swimsuit, sunglasses, binoculars, sports clothing, and comfortable footwear.