• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

Year of most recent IBA criteria assessment: 2007

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Corncrake Crex crex	LC	breeding	1999	300-600 breeding pairs	A1
Spotted Crake Porzana porzana	LC	breeding	1999	100 breeding pairs	B3
White-winged Tern Chlidonias leucopterus	LC	passage	1999	2,000-3,000 individuals	A4i, B1i
Black Tern Chlidonias niger	LC	passage	1999	2,000-3,000 individuals	A4i, B1i
Greater Spotted Eagle Clanga clanga	VU	breeding	1999	1-3 breeding pairs	A1
Collared Sand Martin Riparia riparia	LC	breeding	1999	10,000 breeding pairs	B2
A4iii Species group - waterbirds	n/a	passage	1999	50,000-99,999 individuals	A4iii

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

Protection status:

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Ugra	UNESCO-MAB Biosphere Reserve	153,832	protected area overlaps with site	0
Ugra	National Park	98,623	protected area overlaps with site	12,825
Ozero Yamnoe	Nature Monument	2	protected area overlaps with site	0
Ozero Oreshnya	Nature Monument	2	protected area overlaps with site	0
Ozero Gorozhenoe	Nature Monument	2	protected area overlaps with site	0
Istochnik u d. Gremyachevo	Nature Monument	0	protected area overlaps with site	0

IUCN Habitat	Habitat detail	Extent (% of site)
Forest	Mixed woodland	-
Grassland	Humid grasslands	-
Artificial/Terrestrial	Arable land, Other urban and industrial areas	-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
agriculture	-
forestry	-
urban/industrial/transport	-

For further information about the land use classification please click here.

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Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Valley of Zhizdra river. Downloaded from http://www.birdlife.org on 22/01/2021.