HydroBASINS lev08 watershed · #1080550540
Bassin du Niger
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 : Bourem, Gourma-Rharous, Tombouctou
Sub-basin area
921,4km²
Upstream area
393 888,6km²
Discharge
505,3m³/s
Mean elev.
271m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin du Niger869 km²
- Bassin · #1080551770578 km²
3 dept-equivalent regions (GADM L2)
- BouremGao · Mali732.8 km²79.8% of basin
- 154.9 km²16.9% of basin
- 30.7 km²3.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
29 distinct species · 116 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
29,1°C
Annual rain
153mm
Moisture idx (CMI)
-0,93
Runoff
29mm/an
PET
2 171mm
AET
125mm
Mean slope
0,2°
Water table
75cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)