Ruisseau· 3 segments
La Vieille Areuse
Crosses 1 administrative regions : Val-de-Travers
Total length
2km
Max discharge
3,7m³/s
Max Strahler
3
Segments matched
3
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Val-de-TraversNeuchâtel · Switzerland3.8 kmin this dpt
4 intersecting protected areas
Côte Bertin
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Bellevue
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Marais des Bochats-Ouest
IUCN Not AssignedPrivate Nature Reserves
Le Marais/Les Bochats
IUCN IaFederal Inventory of Raised and Transitional Mires of National Importance
1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 897 distinct species · 25 606 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Vieille Areuse : 11 espèces reliées par 123 interactions GloBI sur 6 types (connectance 35.0%, filtre Serrano α=0.2). 16 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
2km
Max discharge
3,7m³/s
Max Strahler
3
Segments matched
3
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.