Ontologia

Ruisseau· 6 segments

Le Héron

Crosses 2 administrative regions : Eure, Seine-Maritime

ruisseau

Total length

10km

Max discharge

3,5m³/s

Max Strahler

3

Segments matched

6

River geography2 admin regions · 13 communes

Parent watershed

hybas-2080446290730 km²

2 administrative regions crossed (GADM L2)

  • Seine-Maritime
    Normandie · France
    14.7 km
    in this dpt
  • Eure
    Normandie · France
    0.0 km
    in this dpt
13 communes (L5)

3 intersecting protected areas

1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

934 distinct species · 12 437 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 30 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 Le Héron : 19 espèces reliées par 145 interactions GloBI sur 6 types (connectance 31.2%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
145
Connectance
0.312
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Hydrology (HydroRIVERS v10)

Total length

10km

Max discharge

3,5m³/s

Max Strahler

3

Segments matched

6

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.