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close| Location | Czech Republic, South Moravia |
| Central coordinates | 16o 58.00' East 48o 42.00' North |
| IBA criteria | B2, B3, C6 |
| Area | 9,576 ha |
| Altitude | 146 - 168m |
| Year of IBA assessment | 2002 |
Ornithological information TIt is one of the most important ornithological sites in the whole country. The area is an impotrant breeding and wintering site as well as migration stopover - 240 bird species have been recorded there. It is the Czech republic's only breeding site of the Imperial Eagle.
Site description The IBA includes the confluence of the Morava (March) and Dyje (Thaya) rivers south of Lanhot. It is a complex of woods of various age, woodland clearings, and meadows with solitary oaks crossed by a network of canals, oxbows, streams, and swamps. The most common wood species of the drier areas are the Pedunculate Oak, the Narrow-leaved Ash, and the European White Elm. At waterlogged areas the White Willow and poplars prevail. Spring floods are a typical phenomenon of this area. The whole area serves as a deer park where red and fallow deer are bred.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| White Stork Ciconia ciconia | breeding | 1998-2002 | 48-64 breeding pairs | good | B2, C6 | Least Concern |
| Saker Falcon Falco cherrug | breeding | 1998-2002 | 2-4 breeding pairs | good | C6 | Endangered |
| European Honey-buzzard Pernis apivorus | breeding | 1998-2002 | 11-17 breeding pairs | good | C6 | Least Concern |
| Red Kite Milvus milvus | breeding | 1998-2002 | 8-13 breeding pairs | good | C6 | Near Threatened |
| Red Kite Milvus milvus | passage | 1998-2002 | 10-132 individuals | good | C6 | Near Threatened |
| Black Kite Milvus migrans | breeding | 1998-2000 | 10-13 breeding pairs | good | C6 | Least Concern |
| Common Kingfisher Alcedo atthis | breeding | 1998-2002 | 3-22 breeding pairs | good | C6 | Least Concern |
| Eurasian Wryneck Jynx torquilla | breeding | 2000 | 35-40 breeding pairs | good | B2 | Least Concern |
| Middle Spotted Woodpecker Dendrocopos medius | resident | 1998-2002 | 500 breeding pairs | good | B3, C6 | Least Concern |
| Grey-faced Woodpecker Picus canus | breeding | 1998-2002 | 20-35 breeding pairs | good | C6 | Least Concern |
| Collared Flycatcher Ficedula albicollis | breeding | 1996 | 1,500-2,000 breeding pairs | medium | B3, C6 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| Mokrady dolního Podyjí (floodplain of lower Dyje River) | Wetlands of International Importance (Ramsar) | 11,500 | protected area contains site | 5,000 |
|
| Ranspurk | National Nature Reserve | 19 | protected area contained by site | 19 |
|
| Skariny | Nature Reserve | 13 | protected area contained by site | 13 |
|
| Soutok | National Nature Reserve | 2 | protected area contained by site | 13 |
|
| Soutok - Podluzi - CZ0624119 | Habitats Directive | 9,700 | protected area contains site | 9,576 | |
| Soutok - Tvrdonicko - CZ0621027 | Birds Directive | 9,576 | is identical to site | 9,576 | |
| Stiburkovska jezera | Nature Reserve | 29 | protected area contained by site | 29 |
|
Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Forest | Alluvial and very wet forest | 56% |
| Grassland | Humid grasslands | 11% |
| Wetlands (inland) | Fens, transition mires and springs; Rivers and streams | 7% |
| Artificial landscapes (terrestrial) | Arable land | 26% |
Land use
| Land-use | Extent (% of site) |
|---|---|
| agriculture | 5% |
| forestry | 80% |
| hunting | 90% |
| nature conservation and research | 1% |
Protection status National Low International High56.1% of IBA covered by Ramsar Site (Wetlands of the Lower Dyje River, 11,500 ha). Included within the IBA are 2 National Nature Reserves and 2 Nature Reserve(covering 74,52 ha). SPA Soutok-Tvdonicko was deigned (9576,1 ha).
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Confluence of the Morava (March) and Dyje (Thaya) rivers - Tvrdonicko. Downloaded from http://www.birdlife.org on 22/05/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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