Rivière· 6 segments
Heuningnesrivier
Crosses 1 administrative regions : Overberg
Total length
21km
Max discharge
1,6m³/s
Max Strahler
4
Segments matched
6
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- OverbergWestern Cape · South Africa22.0 kmin this dpt
4 intersecting protected areas
Cape Floral Region Protected Areas
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
De Mond
IUCN IVWetland of International Importance (Ramsar Site)
De Mond Nature Reserve
IUCN Not ReportedForest Nature Reserve
Heuningnes River Private Nature Reserve
IUCN Not ReportedNature Reserve
1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
348 distinct species · 1 459 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Heuningnesrivier : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 4 types (connectance 5.1%, 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
21km
Max discharge
1,6m³/s
Max Strahler
4
Segments matched
6
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.