Ontologia

Fleuve· 19 segments

Welland River

Crosses 4 administrative regions : Haldimand-Norfolk, Hamilton, Lake Ontario, Niagara

fleuve

Total length

130km

Max discharge

9 322,1m³/s

Max Strahler

8

Segments matched

19

River geography4 admin regions · 0 communes

Parent watershed

hybas-7080467030150 km²

4 administrative regions crossed (GADM L2)

  • Niagara
    Ontario · Canada
    75.9 km
    in this dpt
  • Hamilton
    Ontario · Canada
    21.9 km
    in this dpt
  • Haldimand-Norfolk
    Ontario · Canada
    5.9 km
    in this dpt
  • Lake Ontario
    New York · United States
    0.8 km
    in this dpt

3 intersecting protected areas

1 page = 1 named river (aggregation of 19 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

257 distinct species · 1 587 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 44 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Welland River : 35 espèces reliées par 100 interactions GloBI sur 4 types (connectance 10.6%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
100
Connectance
0.106
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

130km

Max discharge

9 322,1m³/s

Max Strahler

8

Segments matched

19

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.