Ruisseau· 32 segments
West River St. Marys
Crosses 2 administrative regions : Guysborough, Pictou
Total length
72km
Max discharge
21,9m³/s
Max Strahler
3
Segments matched
32
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- GuysboroughNova Scotia · Canada96.4 kmin this dpt
- PictouNova Scotia · Canada4.7 kmin this dpt
16 intersecting protected areas
Provincial Park
Nature Reserve
St. Marys River - Hardwood Hill Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
Hemlock Hill Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
The Bend Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
Barren Brook Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
The Bend Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
Old Growth Forest Lands
IUCN Not ReportedOld Growth Forest
McDonald Mill Brook Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
7 more protected areassorted by area
Hemlock Hill Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
Oxbow Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
Hemlock Hill Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
Old Growth Forest Lands
IUCN Not ReportedOld Growth Forest
Barren Brook Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
Hemlock Hill Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
McDonald Mill Brook Conservation Lands
IUCN Not ReportedOwnership by Environmental Non-Governmental Organization
1 page = 1 named river (aggregation of 32 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
89 distinct species · 218 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 West River St. Marys : 27 espèces reliées par 62 interactions GloBI sur 3 types (connectance 10.4%, filtre Serrano α=0.2). 8 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
72km
Max discharge
21,9m³/s
Max Strahler
3
Segments matched
32
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.