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Location France, Picardie
Central coordinates 2o 33.00' East  49o 20.00' North
IBA criteria C6
Area 2,350 ha
Altitude 32 - 62m
Year of IBA assessment 2000

Ligue Pour La Protection des Oiseaux

Site description The site includes marshes, bogs, deciduous forests, reedbeds (Phragmites) and moorlands.

Key Biodiversity This is an important breeding and wintering site for waterbirds.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Ixobrychus minutus breeding  1991  8 breeding pairs  C6  Not Recognised 
Eurasian Bittern Botaurus stellaris breeding  1991  6-9 breeding pairs  C6  Least Concern 
Bluethroat Luscinia svecica breeding  1991  7-10 breeding pairs  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
MARAIS DE SACY-LE-GRAND - FR2200378 Habitats Directive 1,370 protected area contained by site 1,370  


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved deciduous woodland  30%
Wetlands (inland) Fens, transition mires and springs; Raised bogs; Standing brackish and salt water; Water fringe vegetation  70%

Land use

Land-use Extent (% of site)
hunting 100%
urban/industrial/transport -

Protection status National None International None

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Recommended citation  BirdLife International (2015) Important Bird Areas factsheet: Marais de Sacy. Downloaded from on 01/02/2015

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