Le Marais aux Oiseaux property of the department of Charente-Maritime is a domain situated in the heart of the île d'Oléron. In close proximity to Dolus-d'Oléron and Saint-Pierre-d'Oléron, the site boasts 130 hectares of woodland and old salt marshes previously listed as a protected natural area. Covering an area of approximately 10 hectares, the Nature Centre comprises two distinct structures: a teaching and learning discovery park and a rescue centre.
Le Marais aux Oiseaux participates actively in promoting public awareness and knowledge of nature in its various forms. Its remit includes environmental educational, the compiling of inventories, etc.
Le Marais aux Oiseaux is one of the 14 Maisons de site of the Échappées Nature network in the department of Charente-Maritime. It is also a member of the Explore Oléron network created by the Community of Communes of the île d'Oléron.