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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	passage	1999	4,100 individuals	A4i, B1i, C2
Tundra Swan Cygnus columbianus	LC	passage	1999	170 individuals	A4i, B1i, C2
Barnacle Goose Branta leucopsis	LC	passage	1999	2,000 individuals	A4i, B1i, C2
Greylag Goose Anser anser	LC	passage	1999	3,000 individuals	A4i, B1i, C3
Bean Goose Anser fabalis	LC	passage	1999	2,300-5,000 individuals	A4i, B1i, C3
Greater White-fronted Goose Anser albifrons	LC	passage	1999	72,500 individuals	A4i, B1i, C3
Common Goldeneye Bucephala clangula	LC	breeding	1999	15,000 individuals	C3
Smew Mergellus albellus	LC	winter	1999	1,200 individuals	A4i, B1i, C2
Goosander Mergus merganser	LC	breeding	1999	3,000 individuals	C3
Common Pochard Aythya ferina	VU	passage	1999	35,000 individuals	A4i, B1i, C3
Tufted Duck Aythya fuligula	LC	winter	1999	50,000 individuals	A4i, B1i, C3
Northern Shoveler Spatula clypeata	LC	passage	1999	3,100 individuals	B1i, C3
Gadwall Mareca strepera	LC	passage	1999	800 individuals	A4i, B1i, C3
Eurasian Wigeon Mareca penelope	LC	passage	1999	19,700 individuals	A4i, B1i, C3
Northern Pintail Anas acuta	LC	passage	1999	12,000 individuals	B1i, C3
Great Crested Grebe Podiceps cristatus	LC	passage	1999	10,000 individuals	C3
Corncrake Crex crex	LC	breeding	1999	435 males	A1, B2, C1
Spotted Crake Porzana porzana	LC	breeding	1999	170 males	B3, C6
Little Crake Zapornia parva	LC	breeding	1999	70 males	C6
Eurasian Coot Fulica atra	LC	breeding	1999	15,000 individuals	C3
Common Crane Grus grus	LC	passage	1999	1,500 individuals	A4i, B1i, C2
Black Stork Ciconia nigra	LC	breeding	1990	4-5 breeding pairs	C6
Eurasian Bittern Botaurus stellaris	LC	breeding	1999	36 males	B2, C6
Pied Avocet Recurvirostra avosetta	LC	breeding	1999	5-10 breeding pairs	C6
Ruff Calidris pugnax	LC	breeding	1999	115 breeding pairs	C6
Dunlin Calidris alpina	NT	breeding	1999	10 breeding pairs	C6
Great Snipe Gallinago media	NT	breeding	1999	60 males	A1, C1
Wood Sandpiper Tringa glareola	LC	breeding	1999	3 breeding pairs	C6
Little Gull Hydrocoloeus minutus	LC	breeding	1999	30 breeding pairs	B2
Little Gull Hydrocoloeus minutus	LC	passage	1999	2,500 individuals	A4i, B1i, C2
Little Tern Sternula albifrons	LC	breeding	1999	40-100 breeding pairs	B2, C6
Little Tern Sternula albifrons	LC	passage	1999	500 individuals	C2
Caspian Tern Hydroprogne caspia	LC	passage	1999	500 individuals	A4i, B1i, C2
Whiskered Tern Chlidonias hybrida	LC	breeding	1999	15 breeding pairs	C6
Black Tern Chlidonias niger	LC	breeding	1999	500 breeding pairs	B2, C6
Black Tern Chlidonias niger	LC	passage	1999	15,000 individuals	C2
Common Tern Sterna hirundo	LC	breeding	1999	150 breeding pairs	C6
Short-eared Owl Asio flammeus	LC	breeding	1999	3 breeding pairs	C6
Eurasian Eagle-owl Bubo bubo	LC	breeding	1999	3 breeding pairs	C6
Western Marsh-harrier Circus aeruginosus	LC	breeding	1999	80 breeding pairs	C6
Montagu's Harrier Circus pygargus	LC	breeding	1999	5-10 breeding pairs	C6
White-tailed Sea-eagle Haliaeetus albicilla	LC	breeding	1999	9 breeding pairs	A1, C1
White-tailed Sea-eagle Haliaeetus albicilla	LC	winter	1999	70-80 individuals	A1, C1
Common Kingfisher Alcedo atthis	LC	breeding	1999	10 breeding pairs	C6
Red-backed Shrike Lanius collurio	LC	breeding	1999	200 breeding pairs	C6
Aquatic Warbler Acrocephalus paludicola	VU	breeding	1999	40-50 breeding pairs	A1, B2, C1
Ortolan Bunting Emberiza hortulana	LC	breeding	1999	3 breeding pairs	C6
A4iv Species group - soaring birds/cranes	n/a	passage	1999	3,000 individuals	B1iv, C5
A4iii Species group - waterbirds	n/a	passage	1996-1999	100,000-499,999 individuals	A4iii, C4

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

Year	Protected Area	Designation	% overlap with IBA
1992	Nemuno deltos regioninis parkas	Valstybinis parkas	100
1993	Nemunas Delta	Ramsar Site, Wetland of International Importance	83
2004	Kuršių marios	Site of Community Importance (Habitats Directive)	9
2004	Minijos upė	Site of Community Importance (Habitats Directive)	1
2005	Nemunas Delta Regional Park	Baltic Sea Protected Area (HELCOM)	100
2005	Nemuno delta	Special Protection Area (Birds Directive)	92
2005	Nemuno delta	Site of Community Importance (Habitats Directive)	82
2005	Sausgalvių pievos	Special Protection Area (Birds Directive)	<1

Habitat1	Habitat detail	% of IBA
Grassland	Humid grasslands, Mesophile grasslands	31
Forest	Broadleaved deciduous woodland, Mixed woodland, Alluvial and very wet forest, Native coniferous woodland, Treeline ecotone	21
Artificial/Terrestrial	Urban parks and gardens, Other urban and industrial areas, Arable land, Perennial crops, orchards and groves	14
Marine Coastal/Supratidal		-
Marine Intertidal		-
Marine Neritic		-

1. IUCN Habitat classification.

Land use	% of IBA
nature conservation and research	100
rangeland/pastureland	31
agriculture	14
forestry	-
tourism/recreation	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Nemunas delta regional Park (Lithuania). Downloaded from https://datazone.birdlife.org/site/factsheet/nemunas-delta-regional-park-iba-lithuania on 22/11/2024.