HydroBASINS lev08 watershed · #1080717980
Bassin de 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 2 administrative regions : Bamako, Kati
Sub-basin area
529,1km²
Upstream area
114 210,4km²
Discharge
1 098,38m³/s
Mean elev.
356m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Niger322 km²
- Bassin · #108072468060 km²
2 dept-equivalent regions (GADM L2)
- KatiKoulikoro · Mali498.5 km²94.6% of basin
- 28.6 km²5.4% of basin
1 intersecting protected areas
Monts Mandingues
IUCN IVClassified Forest
73.31 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
596 distinct species · 3 161 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Niger : 20 espèces reliées par 28 interactions GloBI sur 4 types (connectance 8.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
27,8°C
Annual rain
960mm
Moisture idx (CMI)
-0,53
Runoff
122mm/an
PET
2 048mm
AET
810mm
Mean slope
0,9°
Water table
117cm
Forest
0%
Crops
9%
Urban
10%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)