Ruisseau· 2 segments
La Ligne
Crosses 1 administrative regions : Ardèche
Total length
47km
Max discharge
0,4m³/s
Max Strahler
1
Segments matched
2
River geography1 admin regions · 11 communes
1 administrative regions crossed (GADM L2)
- ArdècheAuvergne-Rhône-Alpes · France9.0 kmin this dpt
11 communes (L5)For countries with L5
3 intersecting protected areas
Monts D\'Ardèche
IUCN VRegional Nature Park
Vallées de la Beaume et de la Drobie
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Moyenne vallée de l'Ardèche, pelouses du plateau des Gras
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 735 distinct species · 11 118 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).
Indicateurs du tissu écologique
Tissu écologique de La Ligne : 24 espèces + 7 bulles famille, 62 interactions GloBI documentées sur 5 types (connectance 13.3%, filtre Serrano α=0.2). Les 7 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
47km
Max discharge
0,4m³/s
Max Strahler
1
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.