Rivière· 18 segments
Jock River
Crosses 2 administrative regions : Lanark, Ottawa
Total length
77km
Max discharge
69,3m³/s
Max Strahler
5
Segments matched
18
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- OttawaOntario · Canada60.4 kmin this dpt
- LanarkOntario · Canada20.1 kmin this dpt
1 intersecting protected areas
Rideau Canal National Historic Site
IUCN Not ApplicableNational Historic Site
1 page = 1 named river (aggregation of 18 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
965 distinct species · 30 143 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Jock River : 18 espèces reliées par 78 interactions GloBI sur 3 types (connectance 14.8%, filtre Serrano α=0.2). 15 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
77km
Max discharge
69,3m³/s
Max Strahler
5
Segments matched
18
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.