A freshwater lake in central Italy, in a volcanic crater about 10 km south-east of the town of Viterbo. The borders of the lake are fringed with Phragmites and Juncus. The surrounding area is mainly broadleaved forest (dominated by oak Quercus, beech Fagus, hornbeam Carpinus, chestnut Castanea, maple Acer) and agricultural land. Main land-use is agriculture.
The lake is notable for wintering duck, the surroundings for breeding owls, woodpeckers and passerines.
BirdLife International (2020) Important Bird Areas factsheet: Vico lake. Downloaded from http://www.birdlife.org on 27/09/2020.