Ruisseau· 16 segments
La Vonne
Crosses 2 administrative regions : Deux-Sèvres, Vienne
Total length
77km
Max discharge
5,8m³/s
Max Strahler
3
Segments matched
16
River geography2 admin regions · 20 communes
2 administrative regions crossed (GADM L2)
- VienneNouvelle-Aquitaine · France41.2 kmin this dpt
- Deux-SèvresNouvelle-Aquitaine · France10.8 kmin this dpt
20 communes (L5)For countries with L5
- Jazeneuil9.72 km
- Marigny-Chemereau8.53 km
- Cloué6.63 km
- Lusignan6.13 km
- Celle-Lévescault5.20 km
- Ménigoute4.49 km
- Vivonne2.63 km
- Vausseroux1.93 km
- Beaulieu-sous-Parthenay1.78 km
- Curzay-sur-Vonne1.59 km
- Reffannes1.44 km
- Vautebis1.15 km
- Rouillé0.75 km
- Vasles0.00 km
- Coulombiers0.00 km
- Sanxay0.00 km
- Château-Larcher0.00 km
- Marçay0.00 km
- Coutières0.00 km
- Saint-Lin0.00 km
3 intersecting protected areas
ruisseau de macre
IUCN IVLand acquired by a regional conservatory of natural areas
vallee de la vonne
IUCN IVLand acquired by a regional conservatory of natural areas
vallee de la longere
IUCN IVLand acquired by a regional conservatory of natural areas
1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
727 distinct species · 12 765 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Vonne : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 6 types (connectance 11.5%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
77km
Max discharge
5,8m³/s
Max Strahler
3
Segments matched
16
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.