Country/territory: Denmark

IBA Criteria met: A4i, B1i, C3 (2000)
For more information about IBA criteria please click here

Area: 5,473 ha

Protection status:

Dansk Ornitologisk Forening
Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2010 not assessed very unfavourable not assessed
For more information about IBA monitoring please click here

Site description
A very shallow freshwater lake (the largest in Denmark) surrounded by reedbeds, marsh, cultivated areas and woodland.

Key biodiversity
Few data are available on bird populations.

Recommended citation
BirdLife International (2019) Important Bird Areas factsheet: Arresø. Downloaded from on 12/12/2019.