Ruisseau
Biez de Nanchez
Crosses 1 administrative regions : Jura
Total length
3km
Max discharge
0,8m³/s
Max Strahler
2
Segments matched
1
River geography1 admin regions · 5 communes
1 administrative regions crossed (GADM L2)
- JuraBourgogne-Franche-Comté · France2.6 kmin this dpt
5 communes (L5)For countries with L5
- Grande-Rivière2.01 km
- Chaux-des-Prés0.56 km
- Villard-sur-Bienne0.00 km
- Château-des-Prés0.00 km
- Prénovel0.00 km
7 intersecting protected areas
Haut-Jura
IUCN VRegional Nature Park
Vallées et côtes de la Bienne, du Tacon et du Flumen
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Vallées et côtes de la Bienne, du Tacon et du Flumen
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Wetland of International Importance (Ramsar Site)
Grandvaux
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Combe du Nanchez
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Regional Nature Reserve
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 737 distinct species · 37 264 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Biez de Nanchez : 18 espèces reliées par 81 interactions GloBI sur 5 types (connectance 23.1%, filtre Serrano α=0.2). 9 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
3km
Max discharge
0,8m³/s
Max Strahler
2
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.