Rivière· 4 segments
Saint-Nicolas
Crosses 2 administrative regions : Haut-Rhin, Territoire de Belfort
Total length
15km
Max discharge
5,8m³/s
Max Strahler
4
Segments matched
4
River geography2 admin regions · 18 communes
2 administrative regions crossed (GADM L2)
- Territoire de BelfortBourgogne-Franche-Comté · France10.7 kmin this dpt
- Haut-RhinGrand Est · France2.5 kmin this dpt
18 communes (L5)For countries with L5
- Montreux-Château4.01 km
- Foussemagne2.62 km
- Montreux-Vieux2.32 km
- Fontaine2.02 km
- Autrechêne1.37 km
- Frais0.39 km
- Cunelières0.22 km
- Montreux-Jeune0.15 km
- Larivière0.03 km
- Brebotte0.00 km
- Bretagne0.00 km
- Froidefontaine0.00 km
- Reppe0.00 km
- Novillard0.00 km
- Chavannes-sur-l'Étang0.00 km
- Magny0.00 km
- Petit-Croix0.00 km
- Vauthiermont0.00 km
4 intersecting protected areas
Étangs et vallées du Territoire de Belfort
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Étangs et Vallées du Territoire de Belfort
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
les norates
IUCN IVLand acquired by a regional conservatory of natural areas
Land acquired by a regional conservatory of natural areas
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
968 distinct species · 11 115 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Saint-Nicolas : 30 espèces reliées par 87 interactions GloBI sur 3 types (connectance 11.7%, 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
15km
Max discharge
5,8m³/s
Max Strahler
4
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.