Ruisseau· 6 segments
La Cronce
Crosses 2 administrative regions : Cantal, Haute-Loire
Total length
22km
Max discharge
1m³/s
Max Strahler
2
Segments matched
6
River geography2 admin regions · 12 communes
2 administrative regions crossed (GADM L2)
- Haute-LoireAuvergne-Rhône-Alpes · France22.0 kmin this dpt
- CantalAuvergne-Rhône-Alpes · France1.1 kmin this dpt
12 communes (L5)For countries with L5
2 intersecting protected areas
Haut Val d'Allier
IUCN Not ReportedSpecial Protection Area (Birds Directive)
bois de cheneviere
IUCN IVLand acquired by a regional conservatory of natural areas
1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
856 distinct species · 3 911 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Cronce : 22 espèces reliées par 100 interactions GloBI sur 5 types (connectance 21.5%, 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
22km
Max discharge
1,0m³/s
Max Strahler
2
Segments matched
6
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.