Formerly an area of marshland with only a few lagoons remaining. The main human activities are arable cultivation and hunting.
This is an important site for breeding waders, breeding and wintering herons and wintering ducks. Species of global conservation concern that do not meet IBA criteria: Aythya nyroca (five wintering individuals).
BirdLife International (2023) Important Bird Areas factsheet: Almenara marshes. Downloaded from http://www.birdlife.org on 09/02/2023.