Entre Douro e Vouga
Entre Douro e Vouga is a statistical sub-region of Portugal . It is part of the Região Norte and the Aveiro District . The sub-region borders Grande Porto and Tâmega in the north, Dão-Lafões in the east and Baixo Vouga in the south and west .
Area: 859 km². Population (2001): 276,814.
The sub-region is divided into five districts: