Van Oordt's Mersken

IBA Criteria

Year of most recent IBA criteria assessment: 2016

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Ruff Calidris pugnax LC breeding 2011-2015 3-4 breeding pairs C6

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2017 not assessed very unfavourable medium
Was the whole site covered? Yes State assessed by Population
Accuracy of information good

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Wijnjeterper Schar Site of Community Importance (Habitats Directive) 170 protected area overlaps with site 328
Van Oordts Mersken Natuurbeschermingswet 842 is identical to site 0
Van Oordt's Mersken Special Protection Area (Birds Directive) 842 is identical to site 670
Van Oordt's Mersken Nature Reserve 388 protected area contained by site 388
Van Oordt's Mersken Site of Community Importance (Habitats Directive) 536 protected area contained by site 0


IUCN Habitat Habitat detail Extent (% of site)
Wetlands (inland) Rivers and streams -
Artificial/Terrestrial Highly improved re-seeded landscapes -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
water management -
nature conservation and research -
urban/industrial/transport -
agriculture -
hunting -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Van Oordt's Mersken. Downloaded from on 01/04/2023.