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.
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).
BirdLife International (2021) Important Bird Areas factsheet: March/Thaya riverine forest. Downloaded from http://www.birdlife.org on 08/12/2021.