In this first month of the summer season, Meduseo publishes the ranking of towns most affected by jellyfish in July 2023. In July, beaches in France, Spain and Italy were hit by a significant presence of jellyfish, affecting bathing in certain regions. In France, Bonifacio in Corsica was the worst affected, with 18 days of jellyfish, while in Spain, Ciutadella de Menorca topped the list with 21 days. In Italy, Cervia recorded 10 days with jellyfish, making it the worst affected town in the country. The coastal regions of Corsica, the Côte d'Azur, Menorca, the Adriatic, Puglia, Sardinia and Sicily were mainly affected.