Ruisseau
La Blache Belle
Crosses 2 administrative regions : Ardèche, Drôme
Total length
4km
Max discharge
0,2m³/s
Max Strahler
1
Segments matched
1
River geography2 admin regions · 4 communes
2 administrative regions crossed (GADM L2)
4 communes (L5)For countries with L5
- Laveyron1.10 km
- Beausemblant0.52 km
- Andance0.00 km
- Andancette0.00 km
1 intersecting protected areas
Affluents rive droite du Rhône
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 996 distinct species · 40 295 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 7 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).
Indicateurs du tissu écologique
Tissu écologique de La Blache Belle : 5 espèces + 2 bulles famille, 7 interactions GloBI documentées sur 1 type (connectance 33.3%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
4km
Max discharge
0,2m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.