Special Protection Area (Birds Directive) · fra
Marais de Brouage-Oléron
- Area
- 261 km²
- IUCN cat.
- Not Reported
- Year
- 2019
Overview
- Designation
- Special Protection Area (Birds Directive)
- Established
- 2019
- Managing authority
- See European Environment Agency Geospatial Data Catalogue for more information - https://sdi.eea.europa.eu/catalogue/srv/api/records/be2142b0-7dc4-42e3-afac-f7cc5f1a9ac6
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
3 378 distinct species · 404 852 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Marais de Brouage-Oléron : 22 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 2 types (connectance 10.8%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology2 basins · 1 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
43,1km
Lake surface here
0,20km²
Basins crossed
2
Max stream order
2
Max drainage
9 773km²
Discharge in basins
0,1m³/s
Mean precip.
870mm/an
Mean T°
12,6°C
Moisture idx
-0,01
Max snow
4%
Mean runoff
529mm/an
Mean elev. (basins)
23m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (11, ord ≥ 4)
- Canal de Grand-Peineord 1len here7.07 km100%total7 km
- Chenal de Tirançonord 2len here6.43 km93%total7 km
- Chenal du Port des Moinesord 2len here6.30 km100%total6 km
- Chenal de Brouageord 2len here5.66 km71%total8 km
- Chenal des Sablesord 1len here4.69 km94%total5 km
- Chenal de Mérignacord 1len here4.56 km100%total5 km
- Canal de Saint-Fortord 1len here2.96 km100%total3 km
- Canal de la Grangeord 1len here2.86 km59%total5 km
- Canal de l'Arceauord 1len here1.14 km46%total2 km
- Chenal du Douhetord 1len here0.73 km52%total1 km
- Chenal de la Brandeord 1len here0.72 km85%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 45.86971, -1.15015
- 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.