HydroBASINS lev08 watershed · #1081307650
Bassin de Dande
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 3 administrative regions : Bula Atumba, Dembos, Quitexe
Sub-basin area
1 024,9km²
Upstream area
5 290,5km²
Discharge
67,4m³/s
Mean elev.
717m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10813071401203 km²
- Bassin de Dande862 km²
3 dept-equivalent regions (GADM L2)
- 459.3 km²45.0% of basin
- 459.2 km²45.0% of basin
- QuitexeUíge · Angola102.2 km²10.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
76 distinct species · 102 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 Dande : 2 espèces + 0 bulles famille, 1 interaction GloBI documentées sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
23,6°C
Annual rain
996mm
Moisture idx (CMI)
-0,38
Runoff
265mm/an
PET
1 619mm
AET
838mm
Mean slope
6,8°
Water table
410cm
Forest
90%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)