Rivière· 14 segments
Rivière à l'Ours
Crosses 2 administrative regions : Le Domaine-du-Roy, Le Fjord-du-Saguenay
Total length
145km
Max discharge
277,8m³/s
Max Strahler
6
Segments matched
14
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- Le Domaine-du-RoyQuébec · Canada45.6 kmin this dpt
- Le Fjord-du-SaguenayQuébec · Canada27.4 kmin this dpt
2 intersecting protected areas
02251R031 Biological Refuge
IUCN IVBiological refuge
02251R029 Biological Refuge
IUCN IVBiological refuge
1 page = 1 named river (aggregation of 14 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
147 distinct species · 293 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Rivière à l'Ours : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 99 interactions GloBI sur 4 types (connectance 16.6%, filtre Serrano α=0.2). 13 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
145km
Max discharge
277,8m³/s
Max Strahler
6
Segments matched
14
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.