Big Day

the "Big Day" is an event that consists of recording a maximum number of species observed over one day in the Parc du Marquenterre du Marquenterre. Following in the footsteps of Global Big Day, an annual international event in the world of ornithology, experience the eighth edition of Big Day Marquenterre. More than just a day of competition, the Big Day Marquenterre will be a special opportunity to appreciate together the biodiversity of our favorite playground.