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The site was identified as important in 2000 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):

Species	Current IUCN Red List Category	Season	Year(s)	Population estimate at site	IBA criteria met
White-headed Duck Oxyura leucocephala	EN	winter	1994	10 individuals	A1
Mute Swan Cygnus olor	LC	breeding	1996	1,200 breeding pairs	A4i, B1i
Whooper Swan Cygnus cygnus	LC	winter	1996	1,755 individuals	A4i, B1i, B3
Red-breasted Goose Branta ruficollis	VU	winter	1996	20,000-55,000 individuals	A1, A4i, B1i
Greater White-fronted Goose Anser albifrons	LC	winter	1996	100,000-300,000 individuals	A4i, B1i
Common Goldeneye Bucephala clangula	LC	winter	1994	3,000 individuals	B1i
Smew Mergellus albellus	LC	winter	1994	1,500 individuals	A4i, B1i
Goosander Mergus merganser	LC	winter	1994	200 individuals	B1i
Red-crested Pochard Netta rufina	LC	breeding	1996	300 breeding pairs	A4i, B1i
Common Pochard Aythya ferina	VU	breeding	1996	55,000 breeding pairs	A4i, B1i, B3
Ferruginous Duck Aythya nyroca	NT	breeding	1996	3,000 breeding pairs	A1, A4i, B1i, B2
Tufted Duck Aythya fuligula	LC	winter	1994	10,000 individuals	B1i
Gadwall Mareca strepera	LC	breeding	1996	4,000 breeding pairs	A4i, B1i, B2
Eurasian Wigeon Mareca penelope	LC	passage	1996	6,000 individuals	B1i
Mallard Anas platyrhynchos	LC	breeding	1998	30,000-80,000 breeding pairs	A4i, B1i
Common Teal Anas crecca	LC	passage	1996	10,000 individuals	B1i
Red-necked Grebe Podiceps grisegena	LC	breeding	1996	2,000 breeding pairs	A4i, B1i
Black-necked Grebe Podiceps nigricollis	LC	breeding	1996	2,000 breeding pairs	A4i, B1i
Corncrake Crex crex	LC	breeding	1996	60 breeding pairs	A1, B2
Spotted Crake Porzana porzana	LC	breeding	1996	4,000 breeding pairs	B3
Little Crake Zapornia parva	LC	breeding	1996	1,000 breeding pairs	B3
Common Moorhen Gallinula chloropus	LC	breeding	1996	10,000 breeding pairs	A4i, B1i
Common Coot Fulica atra	LC	breeding	1996	50,000-100,000 breeding pairs	A4i, B1i
Common Crane Grus grus	LC	passage	1996	1,000 individuals	B1i
Black Stork Ciconia nigra	LC	passage	1996	300 individuals	A4i, B1i
Eurasian Spoonbill Platalea leucorodia	LC	breeding	1996	216 breeding pairs	A4i, B1i, B2
Eurasian Bittern Botaurus stellaris	LC	breeding	1996	1,500 breeding pairs	B2
Common Little Bittern Ixobrychus minutus	LC	breeding	1996	5,000 breeding pairs	B2
Black-crowned Night-heron Nycticorax nycticorax	LC	breeding	1998	4,400 breeding pairs	A4i, B1i, B2
Squacco Heron Ardeola ralloides	LC	breeding	1998	3,200 breeding pairs	A4i, B1i, B2
Grey Heron Ardea cinerea	LC	breeding	1996	1,600 breeding pairs	A4i, B1i
Purple Heron Ardea purpurea	LC	breeding	1998	500 breeding pairs	B2
Great White Egret Ardea alba	LC	breeding	1998	360 breeding pairs	A4i, B1i
Dalmatian Pelican Pelecanus crispus	NT	breeding	1998	200 breeding pairs	A1, A4i, B1i, B2
Great White Pelican Pelecanus onocrotalus	LC	breeding	1998	3,000 breeding pairs	A4i, B1i, B2
Pygmy Cormorant Microcarbo pygmaeus	LC	breeding	1998	6,400 breeding pairs	A1, A4i, B1i, B2
Great Cormorant Phalacrocorax carbo	LC	breeding	1998	13,500 breeding pairs	A4i, B1i
Eurasian Thick-knee Burhinus oedicnemus	LC	breeding	1996	180 breeding pairs	B2
Pied Avocet Recurvirostra avosetta	LC	breeding	1996	150 breeding pairs	B1i
Black-winged Pratincole Glareola nordmanni	NT	unknown	1996	10 individuals	A1
Little Tern Sternula albifrons	LC	breeding	1996	300 breeding pairs	A4i, B1i, B2
Whiskered Tern Chlidonias hybrida	LC	breeding	1996	10,000 breeding pairs	A4i, B1i, B2
White-winged Tern Chlidonias leucopterus	LC	breeding	1996	2,000 breeding pairs	A4i, B1i
Black Tern Chlidonias niger	LC	breeding	1996	6,000-40,000 breeding pairs	A4i, B1i, B2
Common Tern Sterna hirundo	LC	breeding	1996	15,000 breeding pairs	A4i, B1i
Greater Spotted Eagle Clanga clanga	VU	passage	1996	20 individuals	A1
Eastern Imperial Eagle Aquila heliaca	VU	passage	1996	80 individuals	A1
Pallid Harrier Circus macrourus	NT	passage	1996	100 individuals	A1
Common Kestrel Falco tinnunculus	LC	breeding	1996	300 breeding pairs	B2
Red-footed Falcon Falco vespertinus	VU	breeding	1996	600 breeding pairs	A4ii, B1iii, B2
A4iii Species group - waterbirds	n/a	winter	1996	120,000-355,000 individuals	A4iii
A4iii Species group - waterbirds	n/a	passage	1996	20,000 individuals	A4iii

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2000).

Response (conservation actions taken for the trigger species and/or their habitats)
Protected-area designation	Management planning	Other conservation action	Result
Not assessed	Not assessed	Not assessed	not assessed

For more information about IBA conservation status, please click here

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Danube Delta Biosphere Reserve	UNESCO-MAB Biosphere Reserve	442,000	protected area contains site	442,000
Danube Delta	Ramsar Site, Wetland of International Importance	647,000	protected area overlaps with site	442,000
Danube Delta	World Heritage Site (natural or mixed)	312,440	protected area overlaps with site	0

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Forest	Alluvial and very wet forest	-
Marine Neritic		-
Artificial/Terrestrial	Arable land, Other urban and industrial areas	-
Marine Intertidal		-
Marine Coastal/Supratidal		-

For more information about the IUCN Habitat classification, please click here.

Land-use	Extent (% of site)
agriculture	-
fisheries/aquaculture	-
not utilised	-
hunting	-
forestry	-
other	-

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Danube Delta and Razelm-Sinoe complex. Downloaded from http://datazone.birdlife.org/site/factsheet/danube-delta-and-razelm-sinoe-complex-iba-romania on 30/09/2023.