HydroBASINS lev08 watershed · #1080099630
Bassin de Oued Itel
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 7 administrative regions : Lioua, M'Lili, Mekhadma, Oum Touyour, Oumache +2
Sub-basin area
529,1km²
Upstream area
529,1km²
Discharge
0,51m³/s
Mean elev.
79m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
7 dept-equivalent regions (GADM L2)
- 260.4 km²49.2% of basin
- 76.3 km²14.4% of basin
- 75.4 km²14.3% of basin
- 53.0 km²10.0% of basin
- Oum TouyourEl Oued · Algeria37.0 km²7.0% of basin
- 25.7 km²4.9% of basin
- 1.1 km²0.2% of basin
1 intersecting protected areas
Chott Melrhir
IUCN Not ReportedWetland of International Importance (Ramsar Site)
0.23 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
12 distinct species · 17 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 8 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 Oued Itel : 8 espèces reliées par 7 interactions GloBI sur 2 types (connectance 25.0%, 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°
21,7°C
Annual rain
112mm
Moisture idx (CMI)
-0,93
Runoff
33mm/an
PET
1 568mm
AET
94mm
Mean slope
0,2°
Water table
232cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)