Estuaires picards : baies de Somme et d'Authie (2381)
France, Europe
Site overview
KBA status: confirmed
Global KBA criteria: D1a
Year of last assessment: 2000
National site name: Estuaires picards : baies de Somme et d'Authie
Central coordinates: Latitude: 50.2500, Longitude: 1.6000
System: marine, terrestrial
Elevation (m): 0 to 32
Area of KBA (km2): 1688.45379
Protected area coverage (%): 86.73
KBA classification: Global
Legacy site: Yes
Site details
Site description: A large estuary and bay with mudflats and wet meadows, sand and rocky beaches, woodland, marshes, and agricultural land. The site also includes a harbour.
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance that meets the thresholds for at least one criterion described in the Global Standard for the Identification of KBAs.
Additional biodiversity: The site holds 20,000 or more waterbirds on passage and in winter, on a regular basis.
Delineation rationale: Includes a large seaward extension area (150013 ha) delineated on the basis of foraging area of breeding seabirds.
Habitats
Land use: agriculture | fisheries/aquaculture | hunting | tourism/recreation | urban/industrial/transport
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Artificial - Terrestrial | 17 | |
| Marine Intertidal | 35 | |
| Grassland | 5 | |
| Forest | 8 | |
| Marine Neritic | 35 |
Threats
Summary of threats to biodiversity at KBA: The main threats are road construction, the abandonment of grazing, the conversion of meadows into arable fields and inappropriate management of water-levels.