HydroBASINS lev08 watershed · #1080581860
Bassin de Sénégal نهر 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 2 countries : Kaédi, M'Bagne, Matam, Podor
Sub-basin area
364,5km²
Upstream area
367 491,6km²
Discharge
422,61m³/s
Mean elev.
28m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Gorgol كوركول2152 km²
- Bassin de Sénégal السنغال774 km²
4 dept-equivalent regions (GADM L2)
- 242.4 km²66.7% of basin
- 57.2 km²15.7% of basin
- 53.3 km²14.7% of basin
- 10.5 km²2.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
200 distinct species · 345 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 نهر السنغال : 17 espèces reliées par 17 interactions GloBI sur 2 types (connectance 9.9%, filtre Serrano α=0.2). 2 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°
29,5°C
Annual rain
276mm
Moisture idx (CMI)
-0,87
Runoff
85mm/an
PET
2 137mm
AET
229mm
Mean slope
0,6°
Water table
123cm
Forest
0%
Crops
4%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)