Country/territory: Spain

IBA Criteria met: C6 (2011)
For more information about IBA criteria please click here

Area: 19,500 ha

Protection status:


Site description
The River Duero between Pollos and Zamora. The site includes alluvial woodland dominated by Salix, Populus and Ulmus and an area of marshland. The main human activity is arable cultivation.

Key biodiversity
This is an important site for breeding herons (Ardeidae) and Ciconia ciconia. Species of global conservation concern that do not meet IBA criteria: Falco naumanni (4-6 breeding pairs).

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Castronuño-Zamora. Downloaded from on 04/12/2020.