Data Zone
Country/territory: Spain
IBA criteria met: B1i, C2, C6 (2011)
For more information about IBA criteria, please click here
Area: 3,963 ha
Site description (2000 baseline)
An irrigation reservoir with steep banks on the River Tajo. There are areas of marshland and alluvial woodland.
Key biodiversity
This is an important site for breeding and wintering waterbirds, particularly wintering Phalacrocorax carbo.
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Castrejón reservoir (Spain). Downloaded from
https://datazone.birdlife.org/site/factsheet/castrejón-reservoir-iba-spain on 23/11/2024.