HydroBASINS lev08 watershed · #1080772440
Bassin de Nakembé
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 across 2 countries : Bawku West, Boulgou, Zoundwéogo
Sub-basin area
1 487,4km²
Upstream area
36 948,8km²
Discharge
58,03m³/s
Mean elev.
240m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080756650984 km²
- Bassin de Nakembé221 km²
3 dept-equivalent regions (GADM L2)
- 1392.5 km²94.0% of basin
- 63.1 km²4.3% of basin
- 26.0 km²1.8% of basin
2 intersecting protected areas
Ouilingaré
IUCN Not ReportedClassified Forest
24.79 km² overlap
Barrage de Bagre
IUCN IIIWetland of International Importance (Ramsar Site)
15.80 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
292 distinct species · 2 572 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Nakembé : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 1 bulle famille, 21 interactions GloBI documentées sur 4 types (connectance 4.0%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
28,2°C
Annual rain
859mm
Moisture idx (CMI)
-0,56
Runoff
123mm/an
PET
1 956mm
AET
726mm
Mean slope
0,8°
Water table
126cm
Forest
0%
Crops
26%
Urban
6%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)