» For the city in Syria called Tortosa during the crusades, see Tartous. Tortosa (Latin: Dertusa or Dertosa, Arabic: طرطوشة Ṭurṭūšah) is the capital of the comarca of Baix Ebre, in the province of Tarragona, in Catalonia, Spain, located at 12 metres above the sea, by the Ebre river. Population 34,832 (2007). It was conquered from the Moors by the Count Ramon Berenguer IV of Barcelona in 1148. Demography… (More on Tortosa)