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close| Location | France, Picardie |
| Central coordinates | 1o 42.00' East 50o 16.00' North |
| IBA criteria | B3, C6 |
| Area | 5,550 ha |
| Altitude | 5 m |
| Year of IBA assessment | 2000 |
Ornithological information This is an important site for breeding waterbirds.
Site description The site includes marshes, reedbeds (Phragmites), ponds, riverine forest, wet meadows and bogs.
Populations of IBA trigger species
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| Great Bittern Botaurus stellaris | breeding | 1991 | 10-12 breeding pairs | - | C6 | Least Concern |
| Western Marsh-harrier Circus aeruginosus | breeding | 1991 | 10-13 breeding pairs | - | C6 | Least Concern |
| Spotted Crake Porzana porzana | breeding | 1991 | 2-12 breeding pairs | - | B3, C6 | Least Concern |
| Bluethroat Luscinia svecica | breeding | 1991 | 25-50 breeding pairs | - | C6 | Least Concern |
Protected areas
| Protected area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) | |
|---|---|---|---|---|---|
| Marais arrière-littoraux Picards - FR2212003 | Birds Directive | 1,833 | protected area contained by site | 1,833 | |
| MARAIS ARRIERE-LITTORAUX PICARDS - FR2200347 | Habitats Directive | 1,686 | protected area overlaps with site | 1,576 | |
| PRAIRIES ET MARAIS TOURBEUX DE LA BASSE VALLEE DE L'AUTHIE - FR3100492 | Habitats Directive | 274 | protected area overlaps with site | 92 | |
| VALLEE DE L'AUTHIE - FR2200348 | Habitats Directive | 658 | protected area overlaps with site | 177 |
Habitats
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Forest | Alluvial and very wet forest | - |
| Grassland | Humid grasslands | - |
| Wetlands (inland) | Fens, transition mires and springs; Rivers and streams; Standing freshwater; Water fringe vegetation | - |
| Artificial landscapes (terrestrial) | Perennial crops, orchards and groves | - |
Land use
| Land-use | Extent (% of site) |
|---|---|
| agriculture | - |
| fisheries/aquaculture | - |
| hunting | - |
| tourism/recreation | - |
| urban/industrial/transport | - |
Management considerations The abandonment of grazing, water pollution from agricultural run-off, a planned road-construction project and high hunting pressure are the main threats.
Protection status National None International None
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Marais arrières littoraux picards. Downloaded from http://www.birdlife.org on 21/05/2013
To provide new information to update this factsheet or to correct any errors, please email BirdLife
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