HydroBASINS lev08 watershed · #1080094550
Bassin de Oued Mekkera
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 10 administrative regions : Ain Tallout, Ain Tindamine, Bir El Hammam, Dhaya, El Gor +5
Sub-basin area
1 022,8km²
Upstream area
1 022,9km²
Discharge
0,75m³/s
Mean elev.
1 148m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
10 dept-equivalent regions (GADM L2)
- 268.0 km²26.2% of basin
- 240.2 km²23.5% of basin
- 146.4 km²14.3% of basin
- 139.8 km²13.7% of basin
- Ain TalloutTlemcen · Algeria112.2 km²11.0% of basin
- 49.9 km²4.9% of basin
- 29.8 km²2.9% of basin
- 16.7 km²1.6% of basin
2 moreFull L2 list
- Moulay Slissen13.4 km² · 1.3%
- Bir El Hammam6.3 km² · 0.6%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
91 distinct species · 462 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 de Oued Mekkera : 12 espèces reliées par 8 interactions GloBI sur 2 types (connectance 12.1%, 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°
13,3°C
Annual rain
352mm
Moisture idx (CMI)
-0,70
Runoff
23mm/an
PET
1 159mm
AET
303mm
Mean slope
2,6°
Water table
549cm
Forest
0%
Crops
4%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)