Rivière· 2 segments
La Chogne
Crosses 2 administrative regions : Ain, Isère
Total length
6km
Max discharge
451m³/s
Max Strahler
5
Segments matched
2
River geography2 admin regions · 5 communes
2 administrative regions crossed (GADM L2)
5 communes (L5)For countries with L5
- Bouvesse-Quirieu3.94 km
- Creys-Mépieu3.31 km
- Courtenay1.97 km
- Briord0.23 km
- Montagnieu0.00 km
6 intersecting protected areas
L'Isle Crémieu
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Biotope Protection Order
Milieux remarquables du Bas Bugey
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Haut-Rhône Français
IUCN IVNational Nature Reserve
Étangs De Mépieu
IUCN IVRegional Nature Reserve
Marais de Boulieu
IUCN IVBiotope Protection Order
1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
2 366 distinct species · 33 054 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Chogne : 35 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 127 interactions GloBI sur 6 types (connectance 12.8%, filtre Serrano α=0.2). 10 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
6km
Max discharge
451,0m³/s
Max Strahler
5
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.