Rivière· 30 segments
Wilgerivier
Crosses 2 administrative regions : City of Tshwane, Nkangala
Total length
144km
Max discharge
3,8m³/s
Max Strahler
5
Segments matched
30
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- City of TshwaneGauteng · South Africa69.4 kmin this dpt
- NkangalaMpumalanga · South Africa58.4 kmin this dpt
1 page = 1 named river (aggregation of 30 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
370 distinct species · 1 169 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 Wilgerivier : 31 espèces reliées par 20 interactions GloBI sur 3 types (connectance 4.0%, filtre Serrano α=0.2). 1 bulle taxonomique (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
144km
Max discharge
3,8m³/s
Max Strahler
5
Segments matched
30
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.