Vienna forest

IBA Criteria

Year of most recent IBA criteria assessment: 2009

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Corncrake Crex crex LC breeding 1997-2005 2-50 males C6
Black Stork Ciconia nigra LC breeding 2000-2005 24-28 breeding pairs B2, C6
Picus viridis NR resident 1997-2005 250-350 breeding pairs B2
Picus canus NR resident 2000-2005 100-180 breeding pairs B2, C6
Black Woodpecker Dryocopus martius LC resident 2000-2005 150-200 breeding pairs C6
Middle Spotted Woodpecker Leiopicus medius LC resident 2001-2005 300-800 breeding pairs B3, C6
Dendrocopos leucotos NR resident 2000-2005 80-120 breeding pairs C6
Collared Flycatcher Ficedula albicollis LC breeding 2001-2005 900-2,000 breeding pairs B3, C6
Ficedula parva NR breeding 2001-2005 180-600 breeding pairs C6

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Wienerwald - Thermenregion Special Protection Area (Birds Directive) 79,813 protected area overlaps with site 90,000


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland, Native coniferous woodland, Mixed woodland -
Grassland Mesophile grasslands -
Artificial/Terrestrial Highly improved re-seeded landscapes, Arable land, Other urban and industrial areas -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
forestry -
agriculture -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Vienna forest. Downloaded from on 29/02/2020.