Ontologia

Regional Nature Park · fra

Boucles De La Seine Normande

V · Paysage protégé905 km²Established 1974
Key facts
Area
905 km²
IUCN cat.
V
Year
1974

Overview

Designation
Regional Nature Park
IUCN category
V · Paysage protégé

Paysage façonné par l'humain digne de conservation

Established
1974
Managing authority
French Ministry in charge of the environment. In march 2012, name, acronym and address as follows : Ministère de l'Écologie, du Développement durable, des Transports et du Logement (MEDDTL) 92055 La Défense Cedex France. For regional parks network,

Source : WDPA (UNEP-WCMC, World Database on Protected Areas).

Species present

8 176 distinct species · 565 714 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Boucles De La Seine Normande : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 120 interactions GloBI sur 6 types (connectance 18.0%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
120
Connectance
0.180
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology9 basins · 15 lakes · 16 rivers

Hydrology metrics for this exact territory

Stream length here

210,6km

Lake surface here

5,06km²

Basins crossed

9

Max stream order

6

Max drainage

73 249km²

Discharge in basins

174,2m³/s

Mean precip.

697mm/an

Mean T°

10,3°C

Moisture idx

-0,10

Max snow

9%

Mean runoff

570mm/an

Mean elev. (basins)

100m

Rivers / streams (16, ord ≥ 4)

4 more river segments

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Location

Chargement de la carte…

Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)

Centroid
49.47648, 0.77853
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.