Data Zone
The site was identified as internationally important for bird conservation 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 List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Whooper Swan Cygnus cygnus | LC | winter (1990–1999) | 61 birds | C2 |
| Tundra Swan Cygnus columbianus | LC | winter (1990–1999) | 273 birds | A4i, B1i, B2, C2 |
| Barnacle Goose Branta leucopsis | LC | passage (1992) | 45 birds | C2 |
| Northern Shoveler Spatula clypeata | LC | winter (1980–1989) | 760 birds | B1i |
| Corncrake Crex crex | LC | breeding (1990–1999) | 76 pairs | A1, B2, C1, C2, C6 |
| Montagu's Harrier Circus pygargus | LC | breeding (1990–1999) | 4 pairs | C6 |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1964 | Breites Wasser | Naturschutzgebiet (IV) | 3 |
| 1978 | Hamberger Moor | Landschaftschutzgebiet (V) | 2 |
| 1980 | Worpswede | Landschaftschutzgebiet (V) | 7 |
| 1985 | Moor bei Niedersandhausen | Naturschutzgebiet (IV) | <1 |
| 1985 | Pennigbütteler Moor | Naturschutzgebiet (IV) | <1 |
| 1986 | Torfkanal und Randmoore | Naturschutzgebiet (IV) | 2 |
| 1987 | Wiesen und Weiden nordöstlich des Breiten Wassers | Naturschutzgebiet (IV) | 2 |
| 1990 | Hamme-Altarm | Naturschutzgebiet (IV) | <1 |
| 2014 | Hammewiesen | Landschaftschutzgebiet (V) | 12 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Grassland | - | Humid grasslands |
| Wetlands (inland) | - | Standing freshwater; Rivers and streams; Raised bogs |
| Land use | % of IBA |
|---|---|
| agriculture | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Hamme lowlands (Germany). Downloaded from
https://datazone.birdlife.org/site/factsheet/hamme-lowlands-iba-germany on 23/12/2024.