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Location Denmark, Vestsjællands Amtskommune
Central coordinates 11o 35.00' East  55o 22.00' North
IBA criteria A4iii, B1i, C2, C4
Area 1,960 ha
Altitude 8 - 25m
Year of IBA assessment 2000

Dansk Ornitologisk Forening

Site description Two connected freshwater lakes surrounded by deciduous forest, reedbeds and agricultural land.

Key Biodiversity Significant numbers of wintering waterbirds (more than 20,000 individuals) and raptors occur in some years. Species of global conservation concern that do not meet IBA criteria: Haliaeetus albicilla (max. 5, non-breeding). Sterna hirundo, S. albifrons and Alcedo atthis, listed on Annex I of the EC Birds Directive, breed at the site.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Whooper Swan Cygnus cygnus non-breeding  305 individuals  C2  Least Concern 
Tufted Duck Aythya fuligula non-breeding  1994  2,250-2,550 individuals  B1i  Least Concern 
A4iii Species group - waterbirds non-breeding  20,000 individuals  unknown  A4iii, C4   

IBA Monitoring

2010 not assessed very unfavourable not assessed
Good - based on reliable and complete / representative data

Aythya ferina Common Pochard 3870 60 individuals 2 very unfavourable
Pernis apivorus European Honey-buzzard 1 1 breeding pairs 100 favourable

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Tystrup-Bavelse Soerne Major Conservation Area 3,750 protected area contains site 1,960  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland  10%
Grassland Humid grasslands  10%
Wetlands (inland) Standing freshwater  40%
Artificial - terrestrial Arable land; Forestry plantations  40%

Land use

Land-use Extent (% of site)
unknown -

Protection status National Partial International High1,960 ha of IBA covered by Special Protection Area (Tystrup-Bavelse lakes, 1,960 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Tystrup-Bavelse Søerne. Downloaded from on 22/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife