HydroBASINS lev08 watershed · #1080674520
Bassin · #1080674520
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 3 administrative regions across 2 countries : Bouza, Illela, Madaoua
Sub-basin area
3 582,5km²
Upstream area
47 431,3km²
Discharge
23,5m³/s
Mean elev.
364m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10806460301028 km²
- Bassin · #1080645940521 km²
3 dept-equivalent regions (GADM L2)
1 intersecting protected areas
Keaun Suna
IUCN Not ReportedForest Reserve
58.27 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
254 distinct species · 715 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 12 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 · #1080674520 : 10 espèces reliées par 11 interactions GloBI sur 2 types (connectance 16.7%, 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°
28,0°C
Annual rain
421mm
Moisture idx (CMI)
-0,80
Runoff
13mm/an
PET
2 077mm
AET
353mm
Mean slope
1,1°
Water table
309cm
Forest
0%
Crops
70%
Urban
1%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)