HydroBASINS lev08 watershed · #1081594080
Bassin de Elandsrivier
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : City of Tshwane, Nkangala
Sub-basin area
487,4km²
Upstream area
487,4km²
Discharge
0,44m³/s
Mean elev.
1 398m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- City of Tshwane435.9 km²89.6% of basin
- 50.5 km²10.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 458 distinct species · 52 569 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 Bassin de Elandsrivier : 17 espèces reliées par 14 interactions GloBI sur 3 types (connectance 9.2%, 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).
Hydroclimate (BasinATLAS lev08)
Mean T°
16,9°C
Annual rain
692mm
Moisture idx (CMI)
-0,55
Runoff
29mm/an
PET
1 536mm
AET
586mm
Mean slope
2,1°
Water table
549cm
Forest
4%
Crops
11%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)