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
Barnacle Goose Branta leucopsis LC winter 1990-2000 4,723 individuals A4i, B1i, B2, C2
Greater White-fronted Goose Anser albifrons LC winter 1990-2000 10,942 individuals B1i, C3

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)
Unterems und Außenems Site of Community Importance (Habitats Directive) 7,377 protected area is adjacent to site 0
Emsmarsch von Leer bis Emden Special Protection Area (Birds Directive) 4,019 protected area overlaps with site 472


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Grassland Humid grasslands, Mesophile grasslands -
Wetlands (inland) -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
agriculture -
hunting -
other -

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Terborg. Downloaded from on 04/12/2023.