Plaine de Niort (nord-ouest)

IBA Justification

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 at site IBA criteria triggered
Little Bustard Tetrax tetrax NT breeding 1996 100 breeding pairs A1, B2, C1, C6
Eurasian Thick-knee Burhinus oedicnemus LC breeding 1991 120 breeding pairs B2, C6
Montagu's Harrier Circus pygargus LC breeding 1991 40 breeding pairs B3, C6

Note: The current IUCN Red List category may differ from the category that was valid at the time of IBA criteria assessment.

For more information about the IBA criteria, please click here

IBA Conservation

IBA conservation status - summary
Year of assessment (most recent) Threat (pressure) Condition (state) Action (response)
2013 very high very unfavourable medium
Was the whole site assessed? yes Condition (state) assessed by population
Accuracy of information unknown

Threats to the site (pressure)
Threat level 1 Threat level 2 Timing Scope Severity Result
Agricultural expansion and intensification annual & perennial non-timber crops - agro-industry farming happening now whole area/population (>90%) very rapid to severe deterioration very high

Condition of the site (state), by species
Scientific name Common name Reference population Actual population Units % of population remaining Result
Tetrax tetrax Little Bustard 100 0 males 0 very unfavourable

Conservation actions taken at the site (response)
Protected-area designation Management planning Other conservation action Result
Whole area of site (>90%) covered by appropriate conservation designation A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species Some limited conservation initiatives are in place medium
For more information about IBA conservation status, please click here

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Vallée de la Sèvre Niortaise amont Terrain acquis par un conservatoire d'espaces naturels 12 protected area overlaps with site 0
Vallée de l Autize Site of Community Importance (Habitats Directive) 226 protected area overlaps with site 14
Plaine de Niort Nord-Ouest Special Protection Area (Birds Directive) 17,040 protected area overlaps with site 11,687
Marais poitevin Parc naturel régional 198,189 protected area overlaps with site 0
Cavité de la Dent Arrêté de protection de biotope 0 protected area contained by site 0


IUCN Habitat Habitat detail Extent (% of site)
Artificial/Terrestrial Arable land -
For further information about the IUCN habitat classification, please click here.

Land use

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

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Plaine de Niort (nord-ouest). Downloaded from on 02/06/2023.