The site was identified as important in 2012 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 |
---|---|---|---|---|---|
Canvasback Aythya valisineria | LC | non-breeding | - | present | A4i |
Gadwall Mareca strepera | LC | non-breeding | - | present | A4i |
Northern Pintail Anas acuta | LC | non-breeding | - | present | A4i |
Brown Pelican Pelecanus occidentalis | LC | breeding | 2001 | max 2,600 breeding pairs | A4i |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2012) may differ.
Year | Protected Area | Designation | % overlap with IBA |
---|---|---|---|
1935 | Delta | National Wildlife Refuge | 9 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Active Delta (Mississippi River Birdsfoot Delta) (USA). Downloaded from
https://datazone.birdlife.org/site/factsheet/active-delta-(mississippi-river-birdsfoot-delta)-iba-usa on 23/11/2024.