The anchorage lies N of Scogli di Sant’ Anna, a group of above water rocks, extending 130 m from the shore 450 m S of the causeway connecting the islet to Isola d’Ischia. With local knowledge anchorage for small craft can be obtained, in depths of 8 to 9 m, 90 m SW of Castello d’Ischia (40°44′0N, 13°58′0E).