The status of the Greylag Goose Anser anser in Flanders, Belgium

Many attempts have been made to introduce artificial breeding populations of Greylag Geese into the Low Countries, generally in the hope of establishing feral populations. In the following account, data are presented on the current status of free-flying Greylag Geese in the northwestern part of Belgium, with emphasis on numbers, origin and phenology, as well as potential management conflicts caused by the presence of these geese.