BirdLife Data Zone

LT045

Birveta Fish-farm including segments of Dysna River and Birveta River valleys

Current view: Data table and detailed info

IBA Criteria

Year of most recent IBA criteria assessment: 2004

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Whooper Swan Cygnus cygnus	LC	breeding	1999	4-5 breeding pairs	C6
Greater White-fronted Goose Anser albifrons	LC	passage	1999	6,100 individuals	B1i, C3
Corncrake Crex crex	LC	breeding	1999	35-40 males	A1, C1
Spotted Crake Porzana porzana	LC	breeding	1999	15-25 males	C6
Ruff Calidris pugnax	LC	breeding	1999	5-10 breeding pairs	C6
Little Gull Hydrocoloeus minutus	LC	breeding	1999	4 breeding pairs	B2

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 Protection

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Dysnos upės slėniai	Site of Community Importance (Habitats Directive)	460	protected area contained by site	0
Birvėtos upės slėnis ties Rimaldiške	Site of Community Importance (Habitats Directive)	113	protected area overlaps with site	0
Birvėtos šlapžemės	Special Protection Area (Birds Directive)	1,240	protected area contained by site	1,240
Birvetos biosferos poligonas	Biosferos poligonas	1,240	protected area contained by site	0
Adutiskis-Svyla-Birveta Wetland Complex	Ramsar Site, Wetland of International Importance	6,881	protected area overlaps with site	0

Habitats

IUCN Habitat	Habitat detail	Extent (% of site)
Wetlands (inland)	Rivers and streams, Standing freshwater	-
Artificial/Terrestrial	Arable land, Other urban and industrial areas, Perennial crops, orchards and groves, Ruderal land	-
Grassland		-

For further information about the habitat classification please click here.

Land use

Land-use	Extent (% of site)
urban/industrial/transport	-
agriculture	-
fisheries/aquaculture	-
hunting	-
rangeland/pastureland	-

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

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Birveta Fish-farm including segments of Dysna River and Birveta River valleys. Downloaded from http://www.birdlife.org on 18/01/2022.