HydroBASINS lev08 watershed · #1080098240
Bassin · #1080098240
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 4 administrative regions : Djellal, El Feidh, Khenguet Sidi Nadji, Zeribet El Oued
Sub-basin area
546,6km²
Upstream area
3 015,5km²
Discharge
0,46m³/s
Mean elev.
28m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Larab835 km²
- Bassin · #1080095280243 km²
4 dept-equivalent regions (GADM L2)
- 416.1 km²76.1% of basin
- Zeribet El OuedBiskra · Algeria110.1 km²20.2% of basin
- Khenguet Sidi NadjiBiskra · Algeria12.3 km²2.2% of basin
- 8.0 km²1.5% of basin
1 intersecting protected areas
Chott Melrhir
IUCN Not ReportedWetland of International Importance (Ramsar Site)
104.31 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 distinct species · 50 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 1 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 · #1080098240 : 0 espèces reliées par 0 interaction GloBI sur 0 type (connectance 0.0%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
21,3°C
Annual rain
122mm
Moisture idx (CMI)
-0,92
Runoff
55mm/an
PET
1 544mm
AET
102mm
Mean slope
0,2°
Water table
285cm
Forest
0%
Crops
0%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)