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close| Location | Hungary, Komárom-Esztergom |
| Central coordinates | 18o 18.00' East 47o 39.00' North |
| IBA criteria | C3 |
| Area | 3,987 ha |
| Altitude | 124 - 187m |
| Year of IBA assessment | 2002 |
Ornithological information An important roosting site for wintering wildfowl, especially for Anser fabalis. A total of 220 bird species have been recorded at the site.
Site description The lake is situated along the által stream, and is bordered by the town of Tata. It is the largest area of standing water in the district, and has an average depth of 2.3 m when full. Following temporary drainage for fish-farming, shallow water pools and inlets cover large areas. Human activities include boating and angling.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Bean Goose Anser fabalis | winter | 1997-2000 | 24,000 individuals | - | C3 | Least Concern |
| Greater White-fronted Goose Anser albifrons | winter | 1997-2000 | 2,800 individuals | - | C3 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| Tata, Öreg-tó (Old Lake) | Wetlands of International Importance (Ramsar) | 269 | protected area contains site | 259 |
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| Tatai Öreg-tó - HUDI10006 | Birds Directive | 2,624 | protected area overlaps with site | 1,655 |
Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Forest | Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland | 11% |
| Wetlands (inland) | Rivers and streams; Standing freshwater; Water fringe vegetation | 88% |
Land use
| Land-use | Extent (% of site) |
|---|---|
| fisheries/aquaculture | 85% |
| forestry | 11% |
| tourism/recreation | 4% |
| water management | 86% |
Management considerations Threats include recreational disturbance and nutrient pollution from inappropriate development and fish-farming. The site is protected by a municipal alliance and, between 1 October and 30 April, by a temporary Ramsar designation. Wildfowl shooting is banned, and a management plan exists for the site. Research into, and measures for, the rehabilitation of the lake and its catchment have been implemented.
Protection status National None International High259 ha of IBA covered by Ramsar Site (Tata, Old Lake, 269 ha).
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Öreg Lake of Tata. Downloaded from http://www.birdlife.org on 24/05/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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