Data Zone
Year of most recent IBA criteria assessment: 2000
Populations of IBA trigger species| Species | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
|---|---|---|---|---|---|
| Brent Goose Branta bernicla | LC | winter | 1991 | 250-750 individuals | B1i, C3 |
Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.
For more information about the IBA assessment process and criteria please click here
| Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
|---|---|---|---|---|
| Pointe d'Agon | Terrain acquis par le Conservatoire du Littoral | 202 | protected area overlaps with site | 0 |
| Littoral Ouest du Cotentin de Bréhal à Pirou | Site of Community Importance (Habitats Directive) | 3,375 | protected area overlaps with site | 1,936 |
| La Sienne et ses affluents | Biotope Protection Order | 1,836 | protected area is adjacent to site | 0 |
| Havre de la Sienne | Special Protection Area (Birds Directive) | 2,167 | protected area overlaps with site | 1,917 |
| Chausey | Special Protection Area (Birds Directive) | 82,426 | protected area overlaps with site | 946 |
| Chausey | Site of Community Importance (Habitats Directive) | 82,836 | protected area overlaps with site | 947 |
| IUCN Habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Wetlands (inland) | Tidal rivers and enclosed tidal waters | - |
| Sea | Open Sea | - |
| Coastline | Mud flats & sand flats, Sand dunes & beaches, Salt marshes | - |
| Land-use | Extent (% of site) |
|---|---|
| agriculture | - |
| fisheries/aquaculture | - |
| hunting | - |
| tourism/recreation | - |
| urban/industrial/transport | - |
Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Havre de la Sienne. Downloaded from
http://www.birdlife.org on 25/01/2022.
