HydroBASINS lev08 watershed · #1080027440
Bassin · #1080027440
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 1 administrative regions : Keur-Macène
Sub-basin area
75,1km²
Upstream area
11 609km²
Discharge
13,33m³/s
Mean elev.
2m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 11 basins
- Bassin · #10800460302199 km²
- Bassin · #10800471801778 km²
- Bassin · #10800475801670 km²
- Bassin · #10800485201433 km²
- Bassin · #10805665001385 km²
- + 6 more
1 dept-equivalent regions (GADM L2)
- 74.7 km²99.9% of basin
1 intersecting protected areas
Reserve de Chat TBoul
IUCN IIWetland of International Importance (Ramsar Site)
46.79 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
90 distinct species · 244 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 · #1080027440 : 15 espèces reliées par 16 interactions GloBI sur 2 types (connectance 8.4%, filtre Serrano α=0.2). 5 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°
25,8°C
Annual rain
173mm
Moisture idx (CMI)
-0,90
Runoff
10mm/an
PET
1 775mm
AET
144mm
Mean slope
0,1°
Water table
17cm
Forest
0%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)