HydroBASINS lev08 watershed · #1080027410
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 2 administrative regions : Dagana, Saint-Louis
Sub-basin area
3,2km²
Upstream area
443 989,5km²
Discharge
125,53m³/s
Mean elev.
3m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Lampsar3075 km²
- Bassin de السنغال95 km²
2 dept-equivalent regions (GADM L2)
- Saint-LouisSaint-Louis · Senegal1.9 km²59.6% of basin
- 1.3 km²40.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
318 distinct species · 1 744 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 : 27 espèces reliées par 41 interactions GloBI sur 3 types (connectance 7.8%, 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°
24,9°C
Annual rain
275mm
Moisture idx (CMI)
-0,83
Runoff
13mm/an
PET
1 620mm
AET
230mm
Mean slope
0,1°
Water table
14cm
Forest
0%
Crops
8%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)