HydroBASINS lev08 watershed · #1080780540
Bassin de Ouassouloubale
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 : Yanfolila
Sub-basin area
792,8km²
Upstream area
2 752,5km²
Discharge
29,03m³/s
Mean elev.
391m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ouassouloubale1579 km²
- Bassin de Ouassouloubale381 km²
1 dept-equivalent regions (GADM L2)
- YanfolilaSikasso · Mali789.6 km²100.0% of basin
1 intersecting protected areas
Kalana
IUCN IVClassified Forest
34.45 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
226 distinct species · 325 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 21 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 Ouassouloubale : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 0 bulles famille, 17 interactions GloBI documentées sur 1 type (connectance 8.1%, 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°
26,8°C
Annual rain
1 202mm
Moisture idx (CMI)
-0,41
Runoff
277mm/an
PET
2 042mm
AET
941mm
Mean slope
1,3°
Water table
107cm
Forest
3%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)