Rivière· 15 segments
L'Armance
Crosses 3 administrative regions : Aube, Nièvre, Yonne
Total length
69km
Max discharge
22,7m³/s
Max Strahler
4
Segments matched
15
River geography3 admin regions · 37 communes
3 administrative regions crossed (GADM L2)
37 communes (L5)For countries with L5
- Les Loges-Margueron7.66 km
- Saint-Florentin7.42 km
- Nuars5.72 km
- Chaource5.64 km
- Dornecy4.45 km
- Brèves3.25 km
- Davrey3.06 km
- Vanlay3.04 km
- Saint-Phal2.84 km
- Ervy-le-Châtel2.68 km
- Teigny2.65 km
- Montigny-les-Monts2.46 km
- Soumaintrain2.44 km
- Metz-le-Comte2.20 km
- Auxon2.04 km
- Vergigny1.93 km
- Beugnon1.93 km
- Metz-Robert1.53 km
- La Maison-Dieu1.50 km
- La Loge-Pomblin1.22 km
- Cussangy1.06 km
- Avreuil0.83 km
- Chessy-les-Prés0.44 km
- Chamoy0.40 km
- Neuffontaines0.31 km
- Chevroches0.00 km
- Germigny0.00 km
- Vignol0.00 km
- Butteaux0.00 km
- Neuvy-Sautour0.00 km
- Saizy0.00 km
- Lagesse0.00 km
- Les Granges0.00 km
- Turgy0.00 km
- Villiers-sur-Yonne0.00 km
- Les Croûtes0.00 km
- Chéu0.00 km
2 intersecting protected areas
Pelouses calcicoles et falaises des environs de Clamecy
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Biotope Protection Order
1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
564 distinct species · 3 299 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 L'Armance : 29 espèces + 3 bulles famille, 56 interactions GloBI documentées sur 3 types (connectance 11.3%, filtre Serrano α=0.2). Les 3 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
69km
Max discharge
22,7m³/s
Max Strahler
4
Segments matched
15
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.