Ruisseau· 4 segments
Middle Castor River
Crosses 2 administrative regions : Ottawa, Prescott and Russell
Total length
30km
Max discharge
1,9m³/s
Max Strahler
2
Segments matched
4
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- OttawaOntario · Canada30.8 kmin this dpt
- Prescott and RussellOntario · Canada0.0 kmin this dpt
1 intersecting protected areas
Snake Island Forest
IUCN IVConservation Area
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
315 distinct species · 1 404 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Middle Castor River : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 114 interactions GloBI sur 4 types (connectance 12.6%, filtre Serrano α=0.2). 14 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
30km
Max discharge
1,9m³/s
Max Strahler
2
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.