HydroBASINS lev08 watershed · #1080617880
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 1 administrative regions : Ansongo
Sub-basin area
823,3km²
Upstream area
535 896,8km²
Discharge
794,68m³/s
Mean elev.
263m
Administrative coverage
Species present
13 distinct species · 34 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
28,9°C
Annual rain
289mm
Moisture idx (CMI)
-0,86
Runoff
44mm/an
PET
2 087mm
AET
241mm
Mean slope
0,4°
Water table
204cm
Forest
0%
Crops
11%
Urban
0%
Protected
63%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)