The lagoon of Marano is situated in the province of Udine and extends between the delta of the river Tagliamento and the mouth of Porto Buso, which divides it from the lagoon of Grado. Is mail, together with the latter, at the northern end of the Adriatic Sea. On the lagoon waters overlook two main centers, Lignano Sabbiadoro and Marano Lagunare, both seats of their respective municipalities, and another of lesser but important demographic, such as Aprilia Marittima consistency for the economy of the territory.