Ontologia

Rivière· 2 segments

La Rigole de Curçay

Crosses 3 administrative regions : Deux-Sèvres, Maine-et-Loire, Vienne

rivière

Total length

9km

Max discharge

6,3m³/s

Max Strahler

4

Segments matched

2

River geography3 admin regions · 11 communes

Parent watershed

hybas-20805013203364 km²

3 administrative regions crossed (GADM L2)

  • Vienne
    Nouvelle-Aquitaine · France
    6.4 km
    in this dpt
  • Maine-et-Loire
    Pays de la Loire · France
    5.2 km
    in this dpt
  • Deux-Sèvres
    Nouvelle-Aquitaine · France
    1.8 km
    in this dpt
11 communes (L5)

3 intersecting protected areas

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

675 distinct species · 2 549 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 36 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 Rigole de Curçay : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 126 interactions GloBI sur 6 types (connectance 18.9%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
126
Connectance
0.189
Patrimoniales
1
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

9km

Max discharge

6,3m³/s

Max Strahler

4

Segments matched

2

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