HydroBASINS lev08 watershed · #1080114510
Bassin de Oued Oum Rbia ⴰⵙⵉⴼ ⵏ ⵯⵎⵎ ⵕⴱⵉⵄ وادي أم الربيع
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 3 administrative regions : El Jadida, El Kelaâ des Sraghna, Settat
Sub-basin area
826,5km²
Upstream area
31 766,3km²
Discharge
77m³/s
Mean elev.
329m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Zouar وادي زوار1472 km²
- Bassin de Oued Oum Rbia698 km²
3 dept-equivalent regions (GADM L2)
- 640.2 km²77.5% of basin
- Settat175.9 km²21.3% of basin
- El Jadida9.9 km²1.2% of basin
1 intersecting protected areas
Barrage Al Massira
IUCN Not ApplicablePermanent Hunting Reserve
1.28 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
102 distinct species · 191 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Oum Rbia ⴰⵙⵉⴼ ⵏ ⵯⵎⵎ ⵕⴱⵉⵄ وادي أم الربيع : 36 espèces reliées par 49 interactions GloBI sur 3 types (connectance 5.7%, filtre Serrano α=0.2). 6 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°
18,1°C
Annual rain
319mm
Moisture idx (CMI)
-0,78
Runoff
45mm/an
PET
1 425mm
AET
271mm
Mean slope
3,6°
Water table
517cm
Forest
0%
Crops
38%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)