HydroBASINS lev08 watershed · #1080129990
Bassin · #1080129990
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 1 administrative regions : Hassi Messaoud
Sub-basin area
120km²
Upstream area
43 253,3km²
Discharge
0m³/s
Mean elev.
149m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10801313401303 km²
- Bassin · #1080131370126 km²
1 dept-equivalent regions (GADM L2)
- Hassi MessaoudOuargla · Algeria119.9 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
55 distinct species · 147 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 · #1080129990 : 18 espèces reliées par 18 interactions GloBI sur 2 types (connectance 10.5%, 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°
22,4°C
Annual rain
39mm
Moisture idx (CMI)
-0,98
Runoff
2mm/an
PET
1 773mm
AET
32mm
Mean slope
1,2°
Water table
132cm
Forest
0%
Crops
0%
Urban
10%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)