Ruisseau
Cours d'eau Molleur-Leduc
Crosses 1 administrative regions : Le Haut-Richelieu
Total length
3km
Max discharge
0,8m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Le Haut-RichelieuQuébec · Canada11.9 kmin this dpt
30 intersecting protected areas
Proposed biodiversity reserve
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Natural Area Under Private Stewardship
Natural Area Under Private Stewardship
rivière du Sud (partie Valiquette / Grenon / Humeniuk) Natural Area Under Private Stewardship
IUCN VINatural Area Under Private Stewardship
Ecological reserve
Fort Lennox National Historic Site
IUCN Not ApplicableNational Historic Site
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
21 more protected areassorted by area
Natural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Rivière du Sud (partie Élevages J. Bertrand Inc) Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Natural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Natural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Habitat of a threatened or vulnerable plant species
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Îles du Fort-Lennox Natural Area Under Private Stewardship
IUCN Not ReportedNatural Area Under Private Stewardship
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
rivière du Sud (partie Entreprises Saint-Jean) 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
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
596 distinct species · 72 347 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 Cours d'eau Molleur-Leduc : 21 espèces reliées par 70 interactions GloBI sur 4 types (connectance 15.1%, 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
3km
Max discharge
0,8m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.