Mondego

(Rio Mondego), a river in Portugal. Length, 227 km; basin area, 6,700 sq km. The Mondego rises on the northeastern slopes of the Serra da Estrêla, flowing mostly in the mountains; it empties into the Atlantic. There is winter flooding; while low water is in summer. There are sharp fluctuations in water level and flow (changes in water discharges from 1 to 3,000 cu m per sec). The river is navigable for 80 km from its mouth. The city of Coimbra is on the river, and Figueira da Foz is near its mouth.