Battle of Manzikert (1071) reached the shores of the Aegean and Marmara and then the Turks, the Byzantine and Italian learned technique-likely-ship had started to use local craftsmen. Çaka ruler of Izmir, founded by the Byzantine navy 1089'da Lesbos, Chios was 1090. Begun to tackle the construction of a naval Gemlik Iznik Ebülkasım the sovereign, who realized the danger through the Byzantine action, lit up the ships under construction. Anatolian Seljuks, Anatolian trade to ensure the security of the Black Sea, Sinop, built ships and naval shipyards in the Mediterranean, Antalya and Alanya formed.