Bubnow Marsh This is an IBA in Danger! 

IBA Justification

The site was identified as important in 2010 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 2009 3,500 individuals C2
Black-tailed Godwit Limosa limosa NT breeding 2005 10 breeding pairs C1
Aquatic Warbler Acrocephalus paludicola VU breeding 2007-2009 169-182 males C1, C6

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2010).

IBA Conservation

IBA conservation assessment
Year of assessment (most recent) State (condition) Pressure (threat) Response (action)
2019 not assessed very high not assessed
Was the whole site assessed? State assessed by Accuracy of information
yes unset good

Pressure (threats to the trigger species and/or their habitats)
Threat level 1 Threat level 2 Timing Scope Severity Result
Energy production and mining mining and quarrying happening now whole area/population (>90%) moderate to rapid deterioration very high

Response (conservation actions taken for the trigger species and/or their habitats)
Protected-area designation Management planning Other conservation action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA conservation status, please click here

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Poleski Park Narodowy Park Narodowy 9,766 protected area overlaps with site 2,104
Poleski National Park Ramsar Site, Wetland of International Importance 9,762 protected area overlaps with site 1,655
Ostoja Poleska Site of Community Importance (Habitats Directive) 10,159 protected area overlaps with site 2,008
Chełmski Obszar Chronionego Krajobrazu Obszar Chronionego Krajobrazu 37,501 protected area overlaps with site 0
Bagno Bubnów Nature Reserve 1,469 protected area contained by site 1,469
Bagno Bubnów Special Protection Area (Birds Directive) 2,188 protected area overlaps with site 1,957


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Forest Alluvial and very wet forest -
Grassland Steppes and dry calcareous grassland, Humid grasslands -
Wetlands (inland) Standing freshwater, Water fringe vegetation, Fens, transition mires and springs -
Artificial/Terrestrial -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
nature conservation and research -

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Bubnow Marsh. Downloaded from on 05/12/2023.