• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

The site was identified as important in 2002 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
Greylag Goose Anser anser	LC	passage	2001	2,500 individuals	C3
Bean Goose Anser fabalis	LC	passage	2001	5,000-6,000 individuals	C3
Greater White-fronted Goose Anser albifrons	LC	passage	2001	10,000-20,000 individuals	C3
Lesser White-fronted Goose Anser erythropus	VU	passage	2001	40-110 individuals	C1
Smew Mergellus albellus	LC	winter	2001	250-600 individuals	C2
Ferruginous Duck Aythya nyroca	NT	breeding	2001	70-140 breeding pairs	C1, C6
Northern Shoveler Spatula clypeata	LC	passage	2001	5,000 individuals	C3
Common Teal Anas crecca	LC	passage	2001	30,000 individuals	C3
Spotted Crake Porzana porzana	LC	breeding	2001	80-190 breeding pairs	C2
Common Crane Grus grus	LC	passage	2001	45,000-65,000 individuals	C2
Great Bustard Otis tarda	EN	breeding	2001	80-90 individuals	C1, C6
Eurasian Spoonbill Platalea leucorodia	LC	breeding	2001	260-420 breeding pairs	C2, C6
Glossy Ibis Plegadis falcinellus	LC	breeding	2001	10-15 breeding pairs	C6
Eurasian Bittern Botaurus stellaris	LC	breeding	2001	220-310 breeding pairs	C2, C6
Common Little Bittern Ixobrychus minutus	LC	breeding	2001	190-250 breeding pairs	C2, C6
Black-crowned Night Heron Nycticorax nycticorax	LC	breeding	2001	430-800 breeding pairs	C2
Squacco Heron Ardeola ralloides	LC	breeding	2001	45-75 breeding pairs	C2, C6
Purple Heron Ardea purpurea	LC	breeding	2001	100-270 breeding pairs	C2, C6
Great White Egret Ardea alba	LC	breeding	2001	700-900 breeding pairs	C2, C6
Little Egret Egretta garzetta	LC	breeding	2001	70-175 breeding pairs	C6
Pygmy Cormorant Microcarbo pygmaeus	LC	breeding	2001	80-150 breeding pairs	C1, C6
Pygmy Cormorant Microcarbo pygmaeus	LC	passage	2001	850 individuals	C1
Pied Avocet Recurvirostra avosetta	LC	breeding	2001	15-60 breeding pairs	C6
Slender-billed Curlew Numenius tenuirostris	CR	passage	2001	1 individuals	C1
Black-tailed Godwit Limosa limosa	NT	passage	2001	10,000-30,000 individuals	C3
Ruff Calidris pugnax	LC	passage	2001	120,000-200,000 individuals	C2
Black Tern Chlidonias niger	LC	breeding	2001	60-300 breeding pairs	C2, C6
Common Tern Sterna hirundo	LC	breeding	2001	45-130 breeding pairs	C6
Western Marsh-harrier Circus aeruginosus	LC	breeding	2001	330-420 breeding pairs	C6
Montagu's Harrier Circus pygargus	LC	breeding	2001	15-30 breeding pairs	C6
White-tailed Sea-eagle Haliaeetus albicilla	LC	winter	2001	50-80 individuals	C1
Red-footed Falcon Falco vespertinus	VU	breeding	2001	200-350 breeding pairs	C2, C6
Saker Falcon Falco cherrug	EN	breeding	2001	4-8 breeding pairs	C6
Lesser Grey Shrike Lanius minor	LC	breeding	2001	220-300 breeding pairs	C6
Aquatic Warbler Acrocephalus paludicola	VU	breeding	2001	600-850 breeding pairs	C1, C6
Moustached Warbler Acrocephalus melanopogon	LC	breeding	2001	80-150 breeding pairs	C6
Bluethroat Luscinia svecica	LC	breeding	2001	120-200 breeding pairs	C6

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2002) may differ.

Year	Protected Area	Designation	% overlap with IBA
1973	Hortobágyi	Nemzeti Park	69
1979	Hortobágy	Ramsar Site, Wetland of International Importance	18
1979	Hortobágy National Park	UNESCO-MAB Biosphere Reserve	58
2004	Hortobágy	Special Protection Area (Birds Directive)	71
2004	Hortobágy	Site of Community Importance (Habitats Directive)	59
2004	Tisza-tó	Site of Community Importance (Habitats Directive)	8

Habitat1	Habitat detail	% of IBA
Grassland	Steppes and dry calcareous grassland, Mesophile grasslands	60
Artificial/Terrestrial	Arable land, Forestry plantations, Ruderal land	30
Wetlands (inland)	Standing freshwater, Water fringe vegetation	10

1. IUCN Habitat classification.

Land use	% of IBA
agriculture	90
nature conservation and research	80
military	10
tourism/recreation	10
fisheries/aquaculture	5
other	5

---

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Hortobágy and Tisza-to (Hungary). Downloaded from https://datazone.birdlife.org/site/factsheet/hortobágy-and-tisza-to-iba-hungary on 22/11/2024.