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The site was identified as internationally important for bird conservation 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 List	Season (year/s of estimate)	Size	IBA criteria
Corncrake Crex crex	LC	breeding (1997)	1 pairs	C6
Spotted Crake Porzana porzana	LC	breeding (1994)	1 pairs	C6
Eurasian Bittern Botaurus stellaris	LC	winter (1995)	1 birds	C6
Eurasian Bittern Botaurus stellaris	LC	breeding (1996)	1–12 pairs	C6
Ruff Calidris pugnax	LC	passage (1991)	15 birds	C6
Wood Sandpiper Tringa glareola	LC	passage (1992)	2 birds	C6
Short-eared Owl Asio flammeus	LC	winter (1989)	14 birds	C6
Western Marsh-harrier Circus aeruginosus	LC	breeding (1997)	1–2 pairs	C6
Hen Harrier Circus cyaneus	LC	winter (1995)	1 birds	C6
Red-backed Shrike Lanius collurio	LC	breeding (1993)	1 pairs	C6
Bluethroat Luscinia svecica	LC	breeding (1997)	1–2 pairs	C6

Year	Protected Area	Designation (management category)	% coverage of IBA
1968	Werderland und Lesumröhrichte	Landschaftschutzgebiet (V)	36
1968	Lesumniederung und Burg-Grambke	Landschaftschutzgebiet (V)	2
1990	Dunger See 1. Änderungsverordnung	Naturschutzgebiet (IV)	2
1996	Werderland	Naturschutzgebiet (IV)	19

Habitat	% of IBA	Habitat detail
Grassland	80	Humid grasslands
Shrubland	10	Scrub
Wetlands (inland)	10	Standing freshwater

Land use	% of IBA
agriculture	80
nature conservation and research	30
tourism/recreation	30
hunting	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Werderland (Germany). Downloaded from https://datazone.birdlife.org/site/factsheet/werderland-iba-germany on 23/12/2024.