Special Protection Area (Birds Directive) · fra
Marais du Nord Médoc
- Area
- 240 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
3 343 distinct species · 52 471 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Nord Médoc : 29 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 132 interactions GloBI sur 5 types (connectance 17.8%, filtre Serrano α=0.2). 10 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 · 2 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
44,5km
Lake surface here
0,47km²
Basins crossed
2
Max stream order
3
Max drainage
1 548km²
Discharge in basins
0,7m³/s
Mean precip.
945mm/an
Mean T°
12,8°C
Moisture idx
0,04
Max snow
7%
Mean runoff
500mm/an
Mean elev. (basins)
17m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (11, ord ≥ 4)
- Chenal de Richardord 3len here8.77 km100%total9 km
- Chenal de la Fosseord 2len here7.67 km100%total8 km
- Chenal du Guaord 2len here5.28 km51%total10 km
- Chenal de Talaisord 1len here4.30 km100%total4 km
- Chenal de Guyord 3len here4.14 km82%total5 km
- Chenal de Capseyord 1len here3.68 km84%total4 km
- Craste de Beausoleilord 2len here3.12 km46%total7 km
- Canal des Étangsord 4len here2.54 km3%total74 km
- Jalle de Lherneauord 2len here1.92 km66%total3 km
- Chenal de Neyranord 2len here1.85 km100%total2 km
- Ruisseau de la Maillardeord 2len here1.21 km16%total7 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
- 45.44015, -0.95617
- 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.