An area of steppe along the River Ebro. The site has a mixture of non-irrigated cereal cultivation, dry grassland, scrub and small Pinus woods.
Breeding birds include four of the 20 species in Europe that are restricted to the Mediterranean biome (when breeding). Species of global conservation concern that do not meet IBA criteria: Otis tarda (non-breeding).
Pressure/threats to key biodiversity
There is a high level of disturbance from visitors, severe overgrazing and an increasing use of irrigation of arable crops.
National Low International None1,926 ha of IBA covered by Natural Reserve (Caidas de la Negra, 1,926 ha). 460 ha of IBA covered by Natural Reserve (El Bu, 460 ha). 500 ha of IBA covered by Natural Reserve (Vedado de Egüaras, 500 ha).