HydroBASINS lev08 watershed · #1080084810
Bassin de Oued El Keleb
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 20 administrative regions : Ain Abid, Ain El Diss, Ain El Fakroun, Ain El Kercha, Ain M'Lila +15
Sub-basin area
1 853,9km²
Upstream area
1 854,2km²
Discharge
4,6m³/s
Mean elev.
856m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
20 dept-equivalent regions (GADM L2)
- 249.1 km²13.4% of basin
- Ain M'LilaOum el Bouaghi · Algeria235.4 km²12.7% of basin
- Ouled RahmouneConstantine · Algeria211.2 km²11.4% of basin
- 207.5 km²11.2% of basin
- Ain El FakrounOum el Bouaghi · Algeria175.2 km²9.5% of basin
- 141.4 km²7.6% of basin
- Ouled GacemOum el Bouaghi · Algeria138.0 km²7.4% of basin
- 121.0 km²6.5% of basin
12 moreFull L2 list
- Hanchir Toumghani98.5 km² · 5.3%
- Ben Badis93.0 km² · 5.0%
- Constantine89.9 km² · 4.8%
- Ain El Kercha56.7 km² · 3.1%
- El Harmilia23.7 km² · 1.3%
- Ouled Hamla6.4 km² · 0.3%
- Tamlouka3.3 km² · 0.2%
- Ouled Zaoui1.8 km² · 0.1%
- Ain Semara1.4 km² · 0.1%
- Souk Naamane0.5 km² · 0.0%
- Ain El Diss0.2 km² · 0.0%
- El Fedjoudj Boughrara Saoudi0.0 km² · 0.0%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 289 distinct species · 9 977 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 El Keleb : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 4 types (connectance 11.6%, filtre Serrano α=0.2). 9 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°
14,0°C
Annual rain
524mm
Moisture idx (CMI)
-0,57
Runoff
79mm/an
PET
1 211mm
AET
445mm
Mean slope
5,0°
Water table
380cm
Forest
2%
Crops
74%
Urban
13%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)