HydroBASINS lev08 watershed · #1080619380
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 2 countries : Bakel, Goudiry, Kanel, Sélibaby
Sub-basin area
1 606,9km²
Upstream area
331 270,6km²
Discharge
478,73m³/s
Mean elev.
48m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Touna واد تونة1203 km²
- Bassin de Sénégal السنغال698 km²
4 dept-equivalent regions (GADM L2)
- 732.7 km²45.8% of basin
- 644.9 km²40.3% of basin
- 207.3 km²12.9% of basin
- 16.3 km²1.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
311 distinct species · 826 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 3 types (connectance 5.9%, filtre Serrano α=0.2). 11 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°
28,6°C
Annual rain
515mm
Moisture idx (CMI)
-0,76
Runoff
127mm/an
PET
2 109mm
AET
433mm
Mean slope
0,7°
Water table
90cm
Forest
0%
Crops
12%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)