National audienceAbstract : The question of inhabiting in coastal area can be asked specifically within natural heritage places, as ‘la Baie de Somme’ or ‘le Marais de Brouage’ (France), which are open to the public in various ways. How can we inhabit the Natural Habitats, which are enshrined in an ecological expertise and many regulations for the protection of biodiversity? Establishing the Natural Habitats in the social space leads to restrictions, but human uses are kind of obvious in these places, from historical land uses (agriculture, hunting and fishing) to new occupations (tourism, natural sports, etc.). Then, users and protectors of nature have to inhabit together from different representations of these heritage places.Keywords: In...