A shallow estuary, located 9 km north-west of the town of Akureyri. It is flanked by meadows and bogs, with some eroded gravel areas. Other land-uses include angling and eider husbandry (Somateria mollissima).
The site supports about 30 breeding waterbird species. The estuary is one of few in the Eyjafjördur area and supports notable numbers of foraging waders.
BirdLife International (2020) Important Bird Areas factsheet: Hörgárósar. Downloaded from http://www.birdlife.org on 07/08/2020.