Ruisseau
Ravin du Petit Devès
Crosses 1 administrative regions : Drôme
Total length
1km
Max discharge
0,3m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 2 communes
1 administrative regions crossed (GADM L2)
- DrômeAuvergne-Rhône-Alpes · France7.6 kmin this dpt
2 intersecting protected areas
Baronnies Provençales
IUCN VRegional Nature Park
Forêts alluviales, rivière et gorges de l'Eygues
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
1 820 distinct species · 14 062 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Ravin du Petit Devès : 21 espèces + 5 bulles famille, 43 interactions GloBI documentées sur 4 types (connectance 13.2%, filtre Serrano α=0.2). Les 5 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
1km
Max discharge
0,3m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.