The lagoon of the Grand Cul de sac marin closed by the largest coral reef in the Lesser Antilles contains multiple biodiversity, mangroves, islands of white sand, fish, rays and shellfish such as conch, this circuit in 7 stages with a captain who knows well his island will bring you all the answers to your questions on the fauna and the flora as well as all the anecdotes on the local traditions the magnificent seabed and colors of the lagoon of the Grand Cul de sac marin have always made children and adults dream. Participating in boat excursions with Gwadaventure will make you live this dream to its climax