LT045
Birveta Fish-farm including segments of Dysna River and Birveta River valleys


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 14/08/2022.