Basses Vallées Angevines

IBA Criteria

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
Northern Shoveler Spatula clypeata LC passage 1997 100-450 individuals B1i, C3
Northern Pintail Anas acuta LC passage 1997 300-4,000 individuals B1i, C3
Corncrake Crex crex LC breeding 1997 380-411 breeding pairs A1, B2, C1, C2, C6
Spotted Crake Porzana porzana LC breeding 1991 5-10 breeding pairs B3, C6
Black-tailed Godwit Limosa limosa NT passage 1991 4,000-30,000 individuals A4i, B1i, C3
A4iii Species group - waterbirds n/a passage 1997 20,000-49,999 individuals A4iii, C4

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

IBA Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
LPO-BirdLife Parcels Private Reserve 361 protected area contained by site 361
Basses vallées angevines; aval de la rivière Mayenne et prairies de la Baumette Site of Community Importance (Habitats Directive) 9,210 protected area overlaps with site 5,629
Basses vallées angevines et prairies de la Baumette Special Protection Area (Birds Directive) 7,523 protected area overlaps with site 5,622
Basses Vallées Angevines Ramsar Site, Wetland of International Importance 6,450 protected area overlaps with site 6,450


IUCN Habitat Habitat detail Extent (% of site)
Grassland Humid grasslands -
Wetlands (inland) Standing freshwater, Rivers and streams, Water fringe vegetation -
Artificial/Terrestrial Arable land -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
agriculture -
fisheries/aquaculture -
forestry -
hunting -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Basses Vallées Angevines. Downloaded from on 08/05/2021.