PT005
Upper River Douro and Águeda valleys


References
Araujo, Neves & Rufino(1994)Monteiro (1995,1999,2000)Berliner(1996,2001)S:N:P:R:C:N.(1992)



Further resources

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Upper River Douro and Águeda valleys. Downloaded from http://www.birdlife.org on 09/08/2020.