Ontologia

Ruisseau· 8 segments

La Vesgre

Crosses 3 administrative regions : Eure, Eure-et-Loir, Yvelines

ruisseau

Total length

52km

Max discharge

2,5m³/s

Max Strahler

2

Segments matched

8

River geography3 admin regions · 23 communes

Parent watershed

hybas-20804507301043 km²

3 administrative regions crossed (GADM L2)

  • Eure-et-Loir
    Centre-Val de Loire · France
    23.1 km
    in this dpt
  • Yvelines
    Île-de-France · France
    18.8 km
    in this dpt
  • Eure
    Normandie · France
    0.0 km
    in this dpt
23 communes (L5)

11 intersecting protected areas

2 more protected areas

1 page = 1 named river (aggregation of 8 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 328 distinct species · 10 990 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de La Vesgre : 27 espèces reliées par 88 interactions GloBI sur 6 types (connectance 16.7%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
88
Connectance
0.167
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

52km

Max discharge

2,5m³/s

Max Strahler

2

Segments matched

8

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