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Location Austria, Niederösterreich
Central coordinates 16o 50.00' East  48o 26.00' North
IBA criteria A1, B2, C6
Area 15,457 ha
Altitude 140 - 170m
Year of IBA assessment 2009

BirdLife Austria



Site description This site lies on the border with Slovakia and is the largest lowland river system in Austria. Annual floods inundate large parts of the lowland area. The majority of the IBA consists of alluvial/very wet forest, dominated by Fraxinus and Quercus, oxbows and wetlands. Wet meadows occupy about 10 km2Human activities include forestry, hunting and angling.

Key Biodiversity The site is important for breeding woodland and wetland species. Species of global conservation concern that does not meet IBA criteria: Haliaeetus albicilla (8 wintering birds).

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Garganey Spatula querquedula breeding  1997-2005  10-20 breeding pairs  good  B2  Least Concern 
Black Stork Ciconia nigra breeding  1994  6-8 breeding pairs  good  B2, C6  Least Concern 
White Stork Ciconia ciconia breeding  1996  95 breeding pairs  good  C6  Least Concern 
Black-crowned Night-heron Nycticorax nycticorax breeding  1989  3-4 breeding pairs  good  C6  Least Concern 
Saker Falcon Falco cherrug breeding  1994  1-2 breeding pairs  good  B2, C6  Endangered 
Black Kite Milvus migrans breeding  1994  15-18 breeding pairs  good  C6  Least Concern 
Red Kite Milvus milvus breeding  1997-2005  2-7 breeding pairs  good  B2, C6  Near Threatened 
Western Marsh-harrier Circus aeruginosus breeding  1994  11-15 breeding pairs  good  C6  Least Concern 
White-tailed Sea-eagle Haliaeetus albicilla resident  1997-2005  2-3 breeding pairs  good  C6  Least Concern 
Eastern Imperial Eagle Aquila heliaca non-breeding  1997-2005  2-3 breeding pairs  good  A1, B2, C6  Vulnerable 
Corncrake Crex crex breeding  1997-2005  20-38 males only  good  A1, B2, C6  Least Concern 
Common Tern Sterna hirundo breeding  2002-2005  15-43 breeding pairs  good  C6  Least Concern 
Common Kingfisher Alcedo atthis breeding  1994  20-25 breeding pairs  good  B2, C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Angerner und Dürnkruter Marchschlingen Nature Reserve 81 protected area overlaps with site 81  
Donau-March-Thaya-Auen Wetlands of International Importance (Ramsar) 36,090 protected area contains site 12,000  
Kleiner Breitensee Nature Reserve 44 protected area overlaps with site 44  
March--Thaya--Auen Birds Directive 13,009 protected area contains site 12,000  
Rabensburger Thaya - Auen Nature Reserve 385 protected area overlaps with site 385  
Salzsteppe Baumgarten a.d. March Nature Reserve 11 protected area overlaps with site 11  
Untere Marchauen Nature Reserve 1,166 protected area overlaps with site 1,166  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest  80%
Grassland Humid grasslands  10%
Wetlands (inland) Rivers and streams  5%
Artificial - terrestrial Arable land  5%

Land use

Land-use Extent (% of site)
forestry 80%
agriculture 15%
not utilised 5%

Protection status National Partial International High1,687 ha of IBA covered by Nature Reserves (Rabensburger Thaya-Auen, 385 ha; Angerner und Dürnkruter Marchschlingen, 81 ha; Salzsteppe Baumgarten a.d. March, 11 ha; Untere Marchauen, 1,166 ha; Kleiner Breitensee, 44 ha). 12,000 ha of IBA covered by Ramsar Site (Donau-March-Auen, 38,500 ha). 12,000 ha of IBA covered by Special Protection Area (March-Thaya-Auen, 13,009 ha).

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: March/Thaya riverine forest. Downloaded from http://www.birdlife.org on 27/11/2014

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