HydroBASINS lev08 watershed · #1080792840
Bassin de White Volta
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 4 administrative regions : Bawku West, East Mamprusi, Garu, Talensi
Sub-basin area
246,3km²
Upstream area
45 482,3km²
Discharge
96,12m³/s
Mean elev.
226m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Morago1644 km²
- Bassin de White Volta279 km²
4 dept-equivalent regions (GADM L2)
- 160.9 km²65.6% of basin
- 83.4 km²34.0% of basin
- 1.1 km²0.4% of basin
- 0.0 km²0.0% of basin
2 intersecting protected areas
Red Volta East
IUCN IVForest Reserve
73.33 km² overlap
Gambaga Scarp East
IUCN IIIForest Reserve
66.77 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
99 distinct species · 163 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 White Volta : 5 espèces reliées par 5 interactions GloBI sur 1 type (connectance 23.8%, 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°
27,7°C
Annual rain
1 009mm
Moisture idx (CMI)
-0,47
Runoff
176mm/an
PET
1 908mm
AET
836mm
Mean slope
2,6°
Water table
299cm
Forest
75%
Crops
13%
Urban
0%
Protected
75%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)