This paper describes the results of the activities performed during the project PONa3_00363 I-AMICA (High Technology Infrastructure for Climate and Environment Monitoring; www.i-amica.it), as part of the activities of Development Objective 4.4 (Processes of the biosphere-hydrosphere interface and features of coastal ecosystems). Through the strengthening of scientific-technological infrastructure and equipment, I-AMICA was planned to increase the observational capacity of the monitoring of marine coastal ecosystems, particularly vulnerable in the sensitive Mediterranean area and strictly connected to the natural and anthropic continental system. For this reason research activities were mainly focused on the neritic environment adjacent to the shelf area of the Volturno River mouth (Gulf...