Ontologia

Ruisseau· 25 segments

Ohrigstadrivier

Crosses 2 administrative regions : Ehlanzeni, Sekhukhune

ruisseau

Total length

84km

Max discharge

4,1m³/s

Max Strahler

3

Segments matched

25

River geography2 admin regions · 0 communes

Parent watershed

hybas-1081583820399 km²

2 administrative regions crossed (GADM L2)

  • Sekhukhune
    Limpopo · South Africa
    94.2 km
    in this dpt
  • Ehlanzeni
    Mpumalanga · South Africa
    10.1 km
    in this dpt

3 intersecting protected areas

1 page = 1 named river (aggregation of 25 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

176 distinct species · 356 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 41 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 Ohrigstadrivier : 33 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 40 interactions GloBI sur 4 types (connectance 4.9%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
40
Connectance
0.049
Patrimoniales
2
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

84km

Max discharge

4,1m³/s

Max Strahler

3

Segments matched

25

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