HydroBASINS lev08 watershed · #1080145030
Bassin de Oued Guir
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 4 administrative regions : Abadla, Erg Ferradj, Kenadsa, Meridja
Sub-basin area
1 990,3km²
Upstream area
30 401,1km²
Discharge
29,24m³/s
Mean elev.
696m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Guir1618 km²
- Bassin de Oued Guir1487 km²
4 dept-equivalent regions (GADM L2)
- 1078.3 km²54.2% of basin
- 747.6 km²37.6% of basin
- 130.3 km²6.6% of basin
- 32.4 km²1.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
85 distinct species · 126 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Guir : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 5 types (connectance 5.5%, 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°
21,3°C
Annual rain
76mm
Moisture idx (CMI)
-0,96
Runoff
24mm/an
PET
1 690mm
AET
62mm
Mean slope
1,9°
Water table
468cm
Forest
0%
Crops
0%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)