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Year of most recent IBA criteria assessment: 2002

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	winter	1993	11 individuals	C6
Common Crane Grus grus	LC	passage	1996	250 individuals	C6
Black Stork Ciconia nigra	LC	passage	1993	2 individuals	C6
White Stork Ciconia ciconia	LC	passage	1998	2 individuals	C6
Eurasian Bittern Botaurus stellaris	LC	passage	1996	1-3 individuals	C6
Little Egret Egretta garzetta	LC	passage	1996	1 individuals	C6
Ruff Calidris pugnax	LC	passage	1993	96 individuals	C6
Wood Sandpiper Tringa glareola	LC	passage	1993	33 individuals	C6
Black Tern Chlidonias niger	LC	passage	1998	65 individuals	C6
Common Tern Sterna hirundo	LC	passage	1995	1 individuals	C6
Eurasian Eagle-owl Bubo bubo	LC	non-breeding	1993	1 individuals	C6
Osprey Pandion haliaetus	LC	passage	1993	6 individuals	C6
European Honey-buzzard Pernis apivorus	LC	passage	1993	30 individuals	C6
Western Marsh-harrier Circus aeruginosus	LC	resident	1994	5 breeding pairs	C6
Montagu's Harrier Circus pygargus	LC	passage	1994	1 individuals	C6
Red Kite Milvus milvus	LC	non-breeding	1993	4 individuals	C6
Peregrine Falcon Falco peregrinus	LC	winter	1998	1 individuals	C6
Collared Sand Martin Riparia riparia	LC	breeding	1992	8,548 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

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
VSG 'Rietberger Emsniederung mit Steinhorster Becken'	Special Protection Area (Birds Directive)	928	protected area overlaps with site	866
Stein	Naturschutzgebiet	6	protected area overlaps with site	0
Rietberger Emsniederung	Nature Reserve	11	protected area contained by site	11
Rietberger Emsniederung	Nature Reserve	420	protected area contained by site	420
NSG Steinhorster Becken	Naturschutzgebiet	83	protected area contained by site	83
NSG Rietberger Fischteiche	Naturschutzgebiet	50	protected area contained by site	51
NSG Rietberger Emsniederung	Naturschutzgebiet	15	protected area contained by site	0
NSG Rietberger Emsniederung	Naturschutzgebiet	432	protected area contained by site	0
Guetersloh	Landscape Protection Area	55,212	protected area overlaps with site	336
Ems, Furlbach	Landscape Protection Area	662	protected area overlaps with site	335

IUCN Habitat	Habitat detail	Extent (% of site)
Forest		-
Grassland	Humid grasslands	-
Wetlands (inland)	Standing freshwater, Rivers and streams, Water fringe vegetation	-
Artificial/Terrestrial	Highly improved re-seeded landscapes, Arable land	-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
agriculture	-
other	-
water management	-

For further information about the land use classification please click here.

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Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Emsaue (Rietberger Emsniederung - Steinhorster Becken). Downloaded from http://www.birdlife.org on 14/08/2022.