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Location Latvia, Riga district
Central coordinates 23o 51.00' East  56o 51.00' North
IBA criteria C3, C6
Area 2,488 ha
Altitude 9 - 12m
Year of IBA assessment 2004

Latvijas Ornitologijas Biedriba

Site description Large raised bog with many small lakes and a zone of transitional mire and fen in the centre. In particular the southern part of the site is used for peat extraction. Listed as an IBA since 1994 [3, 4, 1]. Partially protected: there is a 85.5% overlap with Cena bog restricted nature reserve, a candidate SPA.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Bean Goose Anser fabalis passage  1994-2004  1,000-5,000 individuals  unknown  C3  Least Concern 
Common Crane Grus grus breeding  1994-2004  20-30 breeding pairs  unknown  C6  Least Concern 
Wood Sandpiper Tringa glareola breeding  1994-2004  20-50 breeding pairs  unknown  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Cenas tirelis Nature Reserve 2,133 protected area overlaps with site 2,127  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland; Mixed woodland; Native coniferous woodland  7%
Wetlands (inland) Raised bogs  84%
Artificial - terrestrial Arable land  minor
Grassland Mesophile grasslands  minor
Shrubland Scrub  9%

Land use

Land-use Extent (% of site)
hunting 80%
forestry minor
tourism/recreation -
nature conservation and research major
other major
Notes: Peat extraction 15%

Related state of the world's birds case studies

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Cena bog. Downloaded from on 29/10/2016

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