Heerter See

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
Common Crane Grus grus LC passage 1990-1999 850 individuals B1i, C2, C6
Common Little Bittern Ixobrychus minutus LC non-breeding 1997 1 individuals C6
Purple Heron Ardea purpurea LC passage 1997 1 individuals C6
Great White Egret Ardea alba LC passage 1990-1999 10 individuals C6
Mediterranean Gull Larus melanocephalus LC passage 1997 2 individuals C6
Little Tern Sternula albifrons LC passage 1997 1 individuals C6
Black Tern Chlidonias niger LC passage 1990-1999 100 individuals C2
Arctic Tern Sterna paradisaea LC passage 1997 26 individuals C6
Osprey Pandion haliaetus LC passage 1990-1999 6 individuals 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)
Klärteich III bei Salzgitter-Heerte Naturschutzgebiet 271 protected area contains site 272
Heerter See Special Protection Area (Birds Directive) 272 protected area contained by site 236


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Wetlands (inland) Standing brackish and salt water, Water fringe vegetation -
For more information about the IUCN Habitat classification, please click here.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Heerter See. Downloaded from on 04/10/2023.