Ontologia

Ruisseau

Bras de Décharge de la Leysse

Crosses 1 administrative regions : Savoie

ruisseau

Total length

3km

Max discharge

5,5m³/s

Max Strahler

3

Segments matched

1

River geography1 admin regions · 5 communes

Parent watershed

hybas-2080534450619 km²

1 administrative regions crossed (GADM L2)

  • Savoie
    Auvergne-Rhône-Alpes · France
    3.0 km
    in this dpt
5 communes (L5)

9 intersecting protected areas

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

Species present

2 428 distinct species · 43 568 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 40 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 Bras de Décharge de la Leysse : 32 espèces + 8 bulles famille, 100 interactions GloBI documentées sur 4 types (connectance 12.8%, filtre Serrano α=0.2). Les 8 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
40
Interactions affichées
100
Connectance
0.128
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

3km

Max discharge

5,5m³/s

Max Strahler

3

Segments matched

1

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