Ruisseau· 8 segments
La Semme
Crosses 2 administrative regions : Creuse, Haute-Vienne
Total length
53km
Max discharge
11,5m³/s
Max Strahler
3
Segments matched
8
River geography2 admin regions · 17 communes
2 administrative regions crossed (GADM L2)
- Haute-VienneNouvelle-Aquitaine · France42.9 kmin this dpt
- CreuseNouvelle-Aquitaine · France7.6 kmin this dpt
17 communes (L5)For countries with L5
- Châteauponsac11.60 km
- Droux8.11 km
- Bessines-sur-Gartempe5.02 km
- Fromental4.82 km
- Saint-Maurice-la-Souterraine4.49 km
- Saint-Ouen-sur-Gartempe3.53 km
- Peyrat-de-Bellac3.12 km
- Saint-Pierre-de-Fursac3.11 km
- Rancon2.85 km
- Villefavard2.52 km
- La Croix-sur-Gartempe0.93 km
- Blanzac0.22 km
- Saint-Amand-Magnazeix0.16 km
- Saint-Sornin-Leulac0.00 km
- Dompierre-les-Églises0.00 km
- Saint-Priest-la-Feuille0.00 km
- La Souterraine0.00 km
5 intersecting protected areas
Vallée de la Gartempe sur l'ensemble de son cours et affluents
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Rivière La Gartempe
IUCN IVBiotope Protection Order
Land acquired by a regional conservatory of natural areas
Land acquired by a regional conservatory of natural areas
vallee de la semme a rancon
IUCN IVLand acquired by a regional conservatory of natural areas
1 page = 1 named river (aggregation of 8 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
734 distinct species · 3 045 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Semme : 28 espèces + 6 bulles famille, 82 interactions GloBI documentées sur 4 types (connectance 14.6%, filtre Serrano α=0.2). Les 6 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
53km
Max discharge
11,5m³/s
Max Strahler
3
Segments matched
8
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.