Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · fra
Dunes de l\'authie
- Area
- 2 km²
- IUCN cat.
- IV
- Year
- 1984
Overview
- Designation
- Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 1984
- Managing authority
- Ministry in charge of Environment, and the national seaside conservatory. In march 2012, name, acronym and address as follows : Conservatoire du Littoral (CdL), 27 rue Blanche, 75009 PARIS France.
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 769 distinct species · 43 351 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Dunes de l\'authie : 37 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 96 interactions GloBI sur 5 types (connectance 10.1%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 50.35687, 1.55744
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.