Special Protection Area (Birds Directive) · fra
Marais du Mès, baie et dunes de Pont-Mahé, étang du Pont de Fer
- Area
- 27 km²
- IUCN cat.
- Not Reported
- Year
- 2018
Overview
- Designation
- Special Protection Area (Birds Directive)
- Established
- 2018
- 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
2 737 distinct species · 54 990 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 du Mès, baie et dunes de Pont-Mahé, étang du Pont de Fer : 27 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 94 interactions GloBI sur 6 types (connectance 12.1%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology1 basins · 6 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
18,4km
Lake surface here
3,04km²
Basins crossed
1
Max stream order
2
Max drainage
1 138km²
Discharge in basins
0,0m³/s
Mean precip.
814mm/an
Mean T°
11,7°C
Moisture idx
0,04
Max snow
5%
Mean runoff
527mm/an
Mean elev. (basins)
16m
Watersheds crossing here
Lakes (6, top by area)
Rivers / streams (6, ord ≥ 4)
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
- 47.41979, -2.45304
- 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.