Ontologia

Ruisseau· 5 segments

La Gère

Crosses 2 administrative regions : Isère, Rhône

ruisseau

Total length

37km

Max discharge

5,3m³/s

Max Strahler

3

Segments matched

5

River geography2 admin regions · 16 communes

Parent watershed

hybas-20805449401216 km²

2 administrative regions crossed (GADM L2)

  • Isère
    Auvergne-Rhône-Alpes · France
    32.6 km
    in this dpt
  • Rhône
    Auvergne-Rhône-Alpes · France
    0.0 km
    in this dpt
16 communes (L5)

1 intersecting protected areas

  • Pilat

    IUCN V

    Regional Nature Park

1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 208 distinct species · 9 493 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 31 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 Gère : 27 espèces + 4 bulles famille, 66 interactions GloBI documentées sur 5 types (connectance 14.2%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
31
Interactions affichées
66
Connectance
0.142
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

37km

Max discharge

5,3m³/s

Max Strahler

3

Segments matched

5

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