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The site was identified as internationally important for bird conservation in 2000 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
Spotted Crake Porzana porzana	LC	breeding (1991)	2–12 pairs	B3, C6
Eurasian Bittern Botaurus stellaris	LC	breeding (1991)	10–12 pairs	C6
Western Marsh-harrier Circus aeruginosus	LC	breeding (1991)	10–13 pairs	C6
Bluethroat Luscinia svecica	LC	breeding (1991)	25–50 pairs	C6

Year	Protected Area	Designation (management category)	% coverage of IBA
-	Le Marais du Pendé	Terrain acquis par un conservatoire d'espaces naturels (IV)	1
-	Marais de tigny	Terrain acquis par un conservatoire d'espaces naturels (IV)	1
1994	MARAIS DE SAILLY BRAY	Terrain acquis par le Conservatoire du Littoral (IV)	<1
1996	MARAIS DE LA MAYE	Terrain acquis par le Conservatoire du Littoral (IV)	2
2007	BASSE VALLEE DE L'AUTHIE	Terrain acquis par le Conservatoire du Littoral (IV)	<1

Habitat	% of IBA	Habitat detail
Artificial/Terrestrial	-	Perennial crops, orchards and groves
Forest	-	Alluvial and very wet forest
Grassland	-	Humid grasslands
Wetlands (inland)	-	Standing freshwater; Rivers and streams; Water fringe vegetation; Fens, transition mires and springs

Land use	% of IBA
agriculture	-
fisheries/aquaculture	-
hunting	-
tourism/recreation	-
urban/industrial/transport	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Marais arrières littoraux picards (France). Downloaded from https://datazone.birdlife.org/site/factsheet/marais-arrières-littoraux-picards-iba-france on 23/12/2024.