Rivière· 15 segments
Rivière des Prairies
Crosses 6 administrative regions : Communauté-Urbaine-de-Montréal, Deux-Montagnes, L'Assomption, Laval, Le Haut-Saint-Maurice +1
Total length
107km
Max discharge
25,1m³/s
Max Strahler
4
Segments matched
15
River geography6 admin regions · 0 communes
6 administrative regions crossed (GADM L2)
- Communauté-Urbaine-de-MontréalQuébec · Canada14.3 kmin this dpt
- Le Haut-Saint-MauriceQuébec · Canada7.0 kmin this dpt
- LavalQuébec · Canada5.6 kmin this dpt
- Deux-MontagnesQuébec · Canada0.0 kmin this dpt
- L'AssomptionQuébec · Canada0.0 kmin this dpt
- Les MoulinsQuébec · Canada0.0 kmin this dpt
27 intersecting protected areas
Water fowl gathering area
Water fowl gathering area
Proposed man-made landscape
Water fowl gathering area
Water fowl gathering area
Water fowl gathering area
Water fowl gathering area
Cap-Saint-Jacques Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
Bois-de-l'île-Bizard Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
18 more protected areassorted by area
Pointe-aux-Prairies Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
Anse-à-l'Orme Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
Natural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Bois-de-Saraguay Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
Archipel-du-Mitan Nature Reserve
IUCN Not ReportedRecognized nature reserve
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Natural Area Under Private Stewardship
Natural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Muskrat habitat
Natural Area Under Private Stewardship
Natural Area Under Private Stewardship
Île-Bonfoin Nature Reserve
IUCN IVRecognized nature reserve
Natural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Île Ronde Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
Habitat of a threatened or vulnerable plant species
1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
385 distinct species · 10 181 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 des Prairies : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 104 interactions GloBI sur 5 types (connectance 12.7%, 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
107km
Max discharge
25,1m³/s
Max Strahler
4
Segments matched
15
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.