Adriatic Sea southeast, the Adriatic Sea connects to the Ionian Sea at the wide Strait of Otranto. The International Hydrographic Organization (IHO) defines the boundary between the Adriatic and the Ionian seas as a line running from the Butrinto River's mouth (latitude 39°44'N) in Albania to the Karagol Cape in Corfu, through this island to the Kephali Cape (these two capes are in latitude 39°45'N), and on to the Santa Maria di Leuca Cape (latitude 39°48'N). It extends from the northwest to the southeast and is wide. It covers and has a volume of . The Adriatic extends northwest from 40° to
Greek destroyer Niki (1906) back on escort duty under Greek colors, mainly in the Aegean Sea. "Niki" saw action in the Greco-Turkish War (1919–1922). In 1919, she conducted escort missions in the Black Sea carrying Greek refugees from Pontus. Later, while covering the Greek Army's disorganized retreat after the fall of Smyrna on September 4, 1922, "Niki"s commander, Lieutenant Commander D. Hatziskos was killed by a sniper. After the war, "Niki" was refurbished from 1925 to 1927. She also participated in the Second World War, first carrying supplies in the Ionian Sea and after surviving the German invasion of April 1941, "Niki" served in