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The site was identified as internationally important for bird conservation 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 List	Season (year/s of estimate)	Size	IBA criteria
Whooper Swan Cygnus cygnus	LC	passage (1994–2004)	300–600 birds	C2
Bean Goose Anser fabalis	LC	passage (1994–2004)	2,000–5,000 birds	C3
Corncrake Crex crex	LC	breeding (1994–2004)	20–30 pairs	C1
Spotted Crake Porzana porzana	LC	breeding (1994–2004)	10–20 pairs	C6
Little Crake Zapornia parva	LC	breeding (1994–2004)	5–10 pairs	C6
Common Crane Grus grus	LC	passage (1994–2004)	500–700 birds	C2
Eurasian Bittern Botaurus stellaris	LC	breeding (1994–2004)	10–20 pairs	C6

Year	Protected Area	Designation (management category)	% coverage of IBA
1997	Ziemeļvidzemes biosfēras rezervāts	Biosferas rezervats (V)	100
1999	Sedas purvs	Dabas liegums (IV)	100

Habitat	% of IBA	Habitat detail
Wetlands (inland)	52	Raised bogs; Standing freshwater
Forest	26	Mixed woodland; Broadleaved deciduous woodland; Native coniferous woodland
Shrubland	18	Scrub
Grassland	3	Mesophile grasslands
Artificial/Terrestrial	minor (<10)	Arable land; Highly improved re-seeded landscapes

Land use	% of IBA
forestry	-
hunting	-
urban/industrial/transport	-
fisheries/aquaculture	-
nature conservation and research	-
tourism/recreation	-
agriculture	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Seda marsh (Latvia). Downloaded from https://datazone.birdlife.org/site/factsheet/seda-marsh-iba-latvia on 23/12/2024.