Data Zone
The site was identified as important in 2002 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Spotted Crake Porzana porzana | LC | breeding | 1998 | 20 breeding pairs | C6 |
| Western Marsh-harrier Circus aeruginosus | LC | breeding | 1998 | 16 breeding pairs | C6 |
| Red-backed Shrike Lanius collurio | LC | breeding | 1998 | 31 breeding pairs | C6 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2002) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1961 | Wesseker See | Naturschutzgebiet | 6 |
| 1992 | Östliche Kieler Bucht | Special Protection Area (Birds Directive) | 10 |
| 1998 | Oldenburger Bruch | Naturschutzgebiet | 9 |
| 2000 | Oldenburger Graben | Special Protection Area (Birds Directive) | 31 |
| 2004 | Strandseen der Hohwachter Bucht | Site of Community Importance (Habitats Directive) | 6 |
| 2004 | Rosenfelder Brök nördlich Dahme | Site of Community Importance (Habitats Directive) | <1 |
| 2009 | Küstenlandschaft Bottsand - Marzkamp u. vorgelagerte Flachgründe | Baltic Sea Protected Area (HELCOM) | 12 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Oldenburger Graben and Wesseker See (Germany). Downloaded from
https://datazone.birdlife.org/site/factsheet/oldenburger-graben-and-wesseker-see-iba-germany on 23/11/2024.