A large area of dry grassland with occasional areas of cereal cultivation. The grasslands are used for sheep grazing. There are three large dams on the site's rivers.
This is an area of exceptional importance for steppic species, although their populations have been declining since the 1980s.
BirdLife International (2019) Important Bird Areas factsheet: La Serena. Downloaded from http://www.birdlife.org on 11/12/2019.