He had authority over the neighbouring seaports of Gaeta, Amalfi, and Sorrento, though each of these was largely autonomous, especially during the later years of the Neapolitan duchy.
Sel oli võim naabersadamate Gaeta, Amalfi ja Sorrento üle, kuigi kõik nad olid suuresti autonoomsed, eriti Napoli hertsogkonna lõpuaastatel.