Marais de L'Ile Vieille

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
Black-crowned Night-heron Nycticorax nycticorax LC breeding 1991 55-75 breeding pairs C6
Little Egret Egretta garzetta LC winter 1991 100-1,000 individuals B1i, C2
Little Egret Egretta garzetta LC breeding 1991 30 breeding pairs C6

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

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Marais de l'Ile Vieille et alentour Special Protection Area (Birds Directive) 1,463 protected area overlaps with site 553
Le Rhône aval Site of Community Importance (Habitats Directive) 12,579 protected area overlaps with site 576


IUCN Habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest -
Wetlands (inland) Standing freshwater, Water fringe vegetation -
Artificial/Terrestrial Perennial crops, orchards and groves, Ruderal land -
For further information about the habitat classification please click here.

Land use

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

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Marais de L'Ile Vieille. Downloaded from on 30/03/2023.