HydroBASINS lev08 watershed · #1080030400
Bassin · #1080030400
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 : Fornaka, Magtaa Douz, Marsat El Hadjadj
Sub-basin area
14,2km²
Upstream area
14 586,1km²
Discharge
3,69m³/s
Mean elev.
19m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin · #1080087560163 km²
- Bassin · #1080087640107 km²
3 dept-equivalent regions (GADM L2)
- Magtaa DouzMascara · Algeria6.0 km²42.1% of basin
- 4.4 km²31.0% of basin
- Marsat El HadjadjOran · Algeria3.7 km²26.0% of basin
1 intersecting protected areas
Marais de la Macta
IUCN Not ReportedWetland of International Importance (Ramsar Site)
9.91 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
101 distinct species · 1 106 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 · #1080030400 : 19 espèces reliées par 36 interactions GloBI sur 2 types (connectance 12.0%, 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°
18,4°C
Annual rain
334mm
Moisture idx (CMI)
-0,65
Runoff
19mm/an
PET
962mm
AET
293mm
Mean slope
1,4°
Water table
168cm
Forest
0%
Crops
76%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)