DE102
Hamme lowlands


IBA Justification

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'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
Whooper Swan Cygnus cygnus LC winter 1990-1999 61 individuals C2
Tundra Swan Cygnus columbianus LC winter 1990-1999 273 individuals A4i, B1i, B2, C2
Barnacle Goose Branta leucopsis LC passage 1992 45 individuals C2
Northern Shoveler Spatula clypeata LC winter 1980-1989 760 individuals B1i
Corncrake Crex crex LC breeding 1990-1999 76 breeding pairs A1, B2, C1, C2, C6
Montagu's Harrier Circus pygargus LC breeding 1990-1999 4 breeding pairs C6

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2002).


IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Worpswede Landschaftschutzgebiet 1,913 protected area overlaps with site 556
Wiesen und Weiden nordöstlich des Breiten Wassers Naturschutzgebiet 154 protected area contained by site 153
Untere Wümmeniederung; untere Hammeniederung mit Teufelsmoor Site of Community Importance (Habitats Directive) 4,153 protected area overlaps with site 2,889
Torfkanal und Randmoore Naturschutzgebiet 196 protected area contained by site 197
Pennigbütteler Moor Naturschutzgebiet 177 protected area overlaps with site 4
Moor bei Niedersandhausen Naturschutzgebiet 254 protected area overlaps with site 25
Hammewiesen Landschaftschutzgebiet 1,137 protected area overlaps with site 974
Hammeniederung Special Protection Area (Birds Directive) 6,296 protected area contained by site 6,296
Hamme-Altarm Naturschutzgebiet 4 protected area contained by site 4
Hamberger Moor Landschaftschutzgebiet 288 protected area overlaps with site 130
Breites Wasser Naturschutzgebiet 210 protected area contained by site 203

Habitats

Habitat (IUCN level 1) Habitat detail Extent (% of site)
Grassland Humid grasslands -
Wetlands (inland) Standing freshwater, Rivers and streams, Raised bogs -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
agriculture -


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Hamme lowlands. Downloaded from https://datazone.birdlife.org/site/factsheet/hamme-lowlands-iba-germany on 29/02/2024.