HydroBASINS lev08 watershed · #1080716940
Bassin de Koulwoko
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 : Boulkiemdé, Kadiogo, Kourwéogo, Oubritenga
Sub-basin area
338,2km²
Upstream area
338,2km²
Discharge
0,46m³/s
Mean elev.
313m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 243.6 km²72.3% of basin
- 84.8 km²25.2% of basin
- 8.4 km²2.5% of basin
- 0.1 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
73 distinct species · 165 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 15 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 Koulwoko : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 0 bulles famille, 11 interactions GloBI documentées sur 4 types (connectance 10.5%, 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°
28,0°C
Annual rain
742mm
Moisture idx (CMI)
-0,63
Runoff
43mm/an
PET
2 002mm
AET
626mm
Mean slope
0,3°
Water table
89cm
Forest
0%
Crops
10%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)