Ionian Sea Ionian Sea The Ionian Sea (, "Iónio Pélagos" ; ; ) is an elongated bay of the Mediterranean Sea, south of the Adriatic Sea. It is bounded by Southern Italy including Calabria, Sicily, and the Salento peninsula to the west, southern Albania to the north, and the west coast of Greece. All major islands in the sea belong to Greece. They are collectively named the Ionian Islands, the main ones being Corfu, Kefalonia, Zakynthos, Lefkada, and Ithaca. There are ferry routes between Patras and Igoumenitsa, Greece, and Brindisi and Ancona, Italy, that cross the east and north of the Ionian
Ionian Islands are found because Io swam across it. Latin transliteration, as well as Modern Greek pronunciation, may suggest that the Ionian Sea and Islands are somehow related to Ionia, an Anatolian region; in fact the Ionian Sea and Ionian Islands are spelled in Greek with an omicron (Ιόνια), whereas Ionia has an omega (Ιωνία), reflecting a classical difference in pronunciation. In Modern Greek omicron and omega represent the same sound, but the two words are still distinguished by stress: the western "Ionia" is accented on the antepenult (), and the eastern on the penult (). In English, the adjective relating to