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Location Poland, pomorskie,warminsko-mazurskie
Central coordinates 19o 33.00' East  53o 43.00' North
IBA criteria C6
Area 24,380 ha
Altitude 91 - 126m
Year of IBA assessment 2010

Ogólnopolskie Towarzystwo Ochrony Ptaków

Site description I³awa Forest Landscape Park is an extensive complex of forests interspersed among 31 lakes (0.5-163 ha), the latter varying widely in nutrient level from rich to poor. Jeziorak, the longest lake in Poland, contains many islands. The site falls mainly within the Drwêca catchment, but part is also drained by the Liwa, Osa and Dzie¿goñ rivers. Forest is dominated by pine Pinus, beech Fagus and alder carr Alnus. Lake shores are covered by reedbeds Phragmites and bogs.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
White-tailed Sea-eagle Haliaeetus albicilla breeding  2007-2008  9-13 breeding pairs  good  C6  Least Concern 
Middle Spotted Woodpecker Leiopicus medius breeding  2007  100-140 breeding pairs  medium  C6  Least Concern 
Bluethroat Luscinia svecica breeding  2007  21-27 breeding pairs  good  C6  Least Concern 
Ficedula parva breeding  2007  300-400 breeding pairs  medium  C6  Not Recognised 
Osprey Pandion haliaetus breeding  2009  2 breeding pairs  good  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Czerwica Nature Reserve 12 protected area contained by site 12  
Jasne Nature Reserve 106 protected area contained by site 106  
Jezioro Goudy Nature Reserve 333 protected area contained by site 333  
Park Krajobrazowy Pojezierza Ilawskiego Landscape Park 25,279 protected area contained by site 25,045  


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland; Mixed woodland; Native coniferous woodland  67%
Wetlands (inland) Raised bogs; Rivers and streams; Standing freshwater; Water fringe vegetation  20%
Artificial - terrestrial Arable land; Ruderal land  11%
Grassland   2%

Land use

Land-use Extent (% of site)
fisheries/aquaculture 20%
forestry 62%
tourism/recreation 5%
agriculture 13%
not utilised 1%
hunting -

Protection status National High International None12 ha of IBA covered by Nature Reserve (Czerwica [Bird Reserve], 12 ha). 106 ha of IBA covered by Nature Reserve (Jasne, 106 ha). 333 ha of IBA covered by Nature Reserve (Jezioro Gaudy [Bird Reserve], 333 ha). 25,045 ha of IBA covered by Landscape Park (Pojezierza I³awskiego, 25,045 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Ilawa Forest. Downloaded from on 25/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife