HydroBASINS lev08 watershed · #1081613970
Bassin de Pongolo
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 1 administrative regions : Zululand
Sub-basin area
564,9km²
Upstream area
4 750,8km²
Discharge
31,5m³/s
Mean elev.
853m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Pongolo2473 km²
- Bassin de Bivane River1713 km²
1 dept-equivalent regions (GADM L2)
- 563.9 km²100.0% of basin
1 intersecting protected areas
Itala Nature Reserve
IUCN Not ReportedNature Reserve
271.71 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 146 distinct species · 37 243 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 11 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 Pongolo : 9 espèces reliées par 8 interactions GloBI sur 2 types (connectance 14.5%, filtre Serrano α=0.2). 2 bulles taxonomiques (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°
18,3°C
Annual rain
810mm
Moisture idx (CMI)
-0,42
Runoff
186mm/an
PET
1 411mm
AET
684mm
Mean slope
10,7°
Water table
623cm
Forest
93%
Crops
20%
Urban
0%
Protected
48%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)