HydroBASINS lev08 watershed · #1080044300
Bassin · #1080044300
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 5 administrative regions : Ain Beida, El Hadjira, Hassi Ben Abdellah, N'Goussa, Sidi Khouiled
Sub-basin area
3 486,2km²
Upstream area
3 486,5km²
Discharge
0m³/s
Mean elev.
136m
Administrative coverage
5 dept-equivalent regions (GADM L2)
- Hassi Ben AbdellahOuargla · Algeria2227.4 km²63.9% of basin
- 584.2 km²16.8% of basin
- El HadjiraOuargla · Algeria428.9 km²12.3% of basin
- 243.1 km²7.0% of basin
- Sidi KhouiledOuargla · Algeria0.2 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
21 distinct species · 29 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 4 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 · #1080044300 : 4 espèces reliées par 3 interactions GloBI sur 1 type (connectance 50.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
22,0°C
Annual rain
48mm
Moisture idx (CMI)
-0,97
Runoff
2mm/an
PET
1 725mm
AET
39mm
Mean slope
0,9°
Water table
210cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)