HydroBASINS lev08 watershed · #1080631860
Bassin de السنغال Le Sénégal
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 across 2 countries : Kayes, Sélibaby
Sub-basin area
687,7km²
Upstream area
297 769km²
Discharge
369,6m³/s
Mean elev.
53m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Karakoro777 km²
- Bassin de Sénégal722 km²
2 dept-equivalent regions (GADM L2)
- 620.3 km²90.5% of basin
- KayesKayes · Mali64.9 km²9.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
60 distinct species · 70 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 14 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 السنغال Le Sénégal : 11 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) + 3 bulles famille, 11 interactions GloBI documentées sur 2 types (connectance 12.1%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
29,1°C
Annual rain
471mm
Moisture idx (CMI)
-0,78
Runoff
72mm/an
PET
2 119mm
AET
396mm
Mean slope
0,5°
Water table
89cm
Forest
0%
Crops
17%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)