HydroBASINS lev08 watershed · #1080628500
Bassin de Sénégal السنغال
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 4 administrative regions across 3 countries : Bakel, Goudiry, Kayes, Sélibaby
Sub-basin area
697,7km²
Upstream area
328 460km²
Discharge
481,35m³/s
Mean elev.
55m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin du Falémé1225 km²
- Bassin de السنغال Le Sénégal688 km²
4 dept-equivalent regions (GADM L2)
- 561.3 km²80.7% of basin
- 133.9 km²19.3% of basin
- 0.0 km²0.0% of basin
- KayesKayes · Mali0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
185 distinct species · 391 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Sénégal السنغال : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) + 3 bulles famille, 24 interactions GloBI documentées sur 5 types (connectance 6.3%, 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°
28,6°C
Annual rain
538mm
Moisture idx (CMI)
-0,74
Runoff
70mm/an
PET
2 094mm
AET
453mm
Mean slope
0,6°
Water table
93cm
Forest
0%
Crops
12%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)