Birveta Fish-farm including segments of Dysna River and Birveta River valleys (Lithuania)

LT045

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

Current view: Data table and detailed info

IBA Justification

The site was identified as important in 2004 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List¹	Season	Year(s)	Size	IBA criteria
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

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2004) may differ.

IBA Protection

Year	Protected Area	Designation	% overlap with IBA
2004	Birvėtos šlapžemės	Special Protection Area (Birds Directive)	94
2004	Birvetos biosferos poligonas	Biosferos poligonas	93
2009	Dysnos upės slėniai	Site of Community Importance (Habitats Directive)	35
2009	Birvėtos upės slėnis ties Rimaldiške	Site of Community Importance (Habitats Directive)	7
2011	Adutiskis-Svyla-Birveta Wetland Complex	Ramsar Site, Wetland of International Importance	58

Habitats

Habitat¹	Habitat detail	% of IBA
Wetlands (inland)	Rivers and streams, Standing freshwater	57
Grassland		32
Artificial/Terrestrial	Arable land, Other urban and industrial areas, Perennial crops, orchards and groves, Ruderal land	11

1. IUCN Habitat classification.

Land use

Land use	% of IBA
fisheries/aquaculture	50
rangeland/pastureland	32
agriculture	8
urban/industrial/transport	3
hunting	-

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Birveta Fish-farm including segments of Dysna River and Birveta River valleys (Lithuania). Downloaded from https://datazone.birdlife.org/site/factsheet/birveta-fish-farm-including-segments-of-dysna-river-and-birveta-river-valleys-iba-lithuania on 22/11/2024.