Data Zone
The site was identified as important 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 List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Spotted Crake Porzana porzana | LC | breeding | 1991 | 2-12 breeding pairs | B3, C6 |
| Eurasian Bittern Botaurus stellaris | LC | breeding | 1991 | 10-12 breeding pairs | C6 |
| Western Marsh-harrier Circus aeruginosus | LC | breeding | 1991 | 10-13 breeding pairs | C6 |
| Bluethroat Luscinia svecica | LC | breeding | 1991 | 25-50 breeding pairs | C6 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2000) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| - | Le Marais du Pendé | Terrain acquis par un conservatoire d'espaces naturels | 1 |
| - | Marais de tigny | Terrain acquis par un conservatoire d'espaces naturels | 1 |
| 1994 | MARAIS DE SAILLY BRAY | Terrain acquis par le Conservatoire du Littoral | <1 |
| 1996 | Marais arrière-littoraux picards | Site of Community Importance (Habitats Directive) | 28 |
| 1996 | Vallée de l'Authie | Site of Community Importance (Habitats Directive) | 3 |
| 1996 | Prairies et marais tourbeux de la basse vallée de l'Authie | Site of Community Importance (Habitats Directive) | 2 |
| 1996 | MARAIS DE LA MAYE | Terrain acquis par le Conservatoire du Littoral | 2 |
| 1998 | Baie de Somme | Ramsar Site, Wetland of International Importance | 37 |
| 2004 | Marais arrière-littoraux picards | Special Protection Area (Birds Directive) | 33 |
| 2007 | BASSE VALLEE DE L'AUTHIE | Terrain acquis par le Conservatoire du Littoral | <1 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| 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 | - |
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 23/11/2024.