It is a small lake of brackish and storm waters, situated in the municipality of Lucena, on Oligocene land, within a large area of rainfed crops, mainly olives, cereals and vines. It is practically circular in shape, completely lacking in riparian vegetation, although its underwater vegetation is very important.
With a surface area of 5.46 hectares of Nature Reserve and 116 of protected area, it has a maximum depth of 0.4m. In winter, it is home to a large number of ducks and waders. It is usually used as a resting place for flocks of mallards, flamingos, and others.
Photography: Miguel A. Cabeza.