Marine Protected Area (OSPAR) · fra
Estuaire de la Seine
- Area
- 120 km²
- IUCN cat.
- Not Reported
- Year
- 2007
Overview
- Designation
- Marine Protected Area (OSPAR)
- Established
- 2007
- Managing authority
- OSPAR Commission
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
4 376 distinct species · 312 001 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Estuaire de la Seine : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 82 interactions GloBI sur 5 types (connectance 15.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology9 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
2,6km
Basins crossed
9
Max stream order
4
Max drainage
2 302km²
Discharge in basins
0,9m³/s
Mean precip.
698mm/an
Mean T°
10,4°C
Moisture idx
-0,09
Max snow
11%
Mean runoff
613mm/an
Mean elev. (basins)
61m
Watersheds crossing here
- Bassin de la Brouisseressesub-area101,6 km²overlap33.28 km²28%
- Bassin de la Lézardesub-area317,4 km²overlap6.19 km²5%
- Bassin de Canal de Retoursub-area40 km²overlap5.28 km²4%
- Basin #22090sub-area44,7 km²overlap4.20 km²3%
- Bassin de Canal Saint-Aubinsub-area73,9 km²overlap4.06 km²3%
- Bassin de la Rislesub-area2 301,8 km²overlap1.50 km²1%
- Bassin de la Morellesub-area111,3 km²overlap1.22 km²1%
- Bassin de la Touquessub-area1 281,2 km²overlap0.11 km²0%
- Bassin du Drochonsub-area50,9 km²overlap0.07 km²0%
Rivers / streams (3, 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
- 49.42009, 0.13423
- 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.