Murtosa is a lagoon-based kitesurfing spot located on Portugal's Aveiro coast, characterized by shallow brackish waters protected by dikes and canal systems. The area features extensive salt ponds and agricultural land adjacent to the water, creating a sheltered lagoon environment. The westward-facing coastline provides side-shore conditions when winds blow from the north, though wind reliability is exceptionally low at 5.4%, making consistent sessions difficult. Wave heights average 1.49m, typical of protected lagoon conditions. The shallow water and dike infrastructure require careful navigation and local knowledge. This spot is best suited for beginners seeking flat-water practice in light winds, though the low wind frequency and minimal wave energy mean sessions are infrequent. Kiters should be aware of canal navigation, shallow areas requiring board control, and the need for strong local guidance before attempting this spot. Best conditions occur during rare northern wind events. The spot's primary value lies in its accessibility for skill development rather than thrilling sessions.