Ribera d'Ebre (Western Catalan: [riˈβeɾa ˈðeβɾe]) is a comarca (county) in Catalonia, Spain. It extends to both sides of the Ebre river between the reservoir of Riba-roja and Miravet. It belongs to the Terres de l'Ebre region and its capital is Móra d'Ebre.
Bajo Aragón-Caspe (Spanish: [ˈbaxo aɾaˈɣoŋ ˈkaspe]) or Baix Aragó-Casp (Catalan: [ˈbaʒ aɾaˈɣo ˈkasp]) is a comarca in eastern Aragon, bordering the Spanish Autonomous Community of Catalonia.
It borders the Aragonese comarques of Matarranya, Monegros, Bajo Cinca, Bajo Martín and Ribera Baja del Ebro, and the Catalan comarques of Terra Alta, Baix Ebre, and Ribera d'Ebre.
Terres de l'Ebre (Catalan pronunciation: [ˈtɛrəz ðə ˈleβɾə], in English 'Ebre Lands') is the south-westernmost of the eight regions (vegueries) defined by the Regional Plan of Catalonia. It has a population of 182,231 as of 2022, placing it second to last in terms of population. The region includes the comarques of Baix Ebre, Montsià, Terra Alta and Ribera d'Ebre. It is located in the lower course of the Ebre river, and its northern coastal limit is marked by the Coll de Balaguer, a natural limit with the Camp de Tarragona region.
It is a UNESCO Biosphere Reserve since 2013 being the second territory in Catalonia to be awarded with this recognition, the first one being the Montseny Massif.
Flix (Catalan pronunciation: [ˈfliʃ]) is a town in the comarca of Ribera d'Ebre, Catalonia, Spain. Situated on a promontory by the Ebro river, the town occupied an important strategic position. Situated on the Madrid–Barcelona railway line, it expanded in the early twentieth century with the construction of a hydroelectric power station in 1948 and a large chemical plant, Electroquímica de Flix.
One of the main tourist attractions is fishing in the horseshoe-shaped bend in the river. Every year there is a large international fishing competition in Flix.
Móra d'Ebre (Catalan pronunciation: [ˈmoɾa ˈðeβɾe]) is the capital of the comarca of the Ribera d'Ebre in Catalonia, Spain. It has a population of 5,726 (register office, 2024) 
.
It is situated on the right bank of the Ebre river in the Móra Hollow, and is served by the N-420 road to Reus and Gandesa, the N-230 road to Lleida. The Renfe railway line between Tarragona and Saragossa runs along the left bank of the river, with a station at Móra la Nova opposite the urban centre of Móra d'Ebre.
Móra la Nova (Catalan pronunciation: [ˈmoɾa la ˈnɔβa]) is a municipality in the comarca, or district, of the Ribera d'Ebre in Catalonia, Spain. It is situated on the left bank of the Ebre river, facing the district capital Móra d'Ebre. It is served by a Renfe railway station on the line between Tarragona and Zaragoza and by the N-420 road to Gandesa and Reus.