HydroBASINS lev08 watershed · #1080115290
Bassin de Oued Namous
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 : Ain Safra, Moghrar, Tiout
Sub-basin area
159,6km²
Upstream area
2 064,1km²
Discharge
0,35m³/s
Mean elev.
1 235m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10801154501356 km²
- Bassin · #1080115280549 km²
3 dept-equivalent regions (GADM L2)
- 126.0 km²78.9% of basin
- 33.2 km²20.8% of basin
- 0.4 km²0.2% of basin
2 intersecting protected areas
Atlas Saharien
IUCN Not ApplicableCultural Park
159.54 km² overlap
Oasis de Moghrar et de Tiout
IUCN Not ReportedWetland of International Importance (Ramsar Site)
153.42 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
173 distinct species · 290 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Namous : 28 espèces reliées par 39 interactions GloBI sur 5 types (connectance 6.2%, filtre Serrano α=0.2). 8 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°
16,7°C
Annual rain
177mm
Moisture idx (CMI)
-0,88
Runoff
25mm/an
PET
1 448mm
AET
151mm
Mean slope
7,9°
Water table
684cm
Forest
0%
Crops
0%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)