HydroBASINS lev08 watershed · #1080204520
Bassin de Oued Tighzert
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 : Assa-Zag
Sub-basin area
1 762,1km²
Upstream area
5 813km²
Discharge
5,94m³/s
Mean elev.
364m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10802071601238 km²
- Bassin de Oued Tighzert318 km²
1 dept-equivalent regions (GADM L2)
- 1759.5 km²100.0% of basin
1 intersecting protected areas
Oued Tighzer
IUCN Not ApplicableBiological and Ecological Interest Site
93.80 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
45 distinct species · 115 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 15 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 Tighzert : 15 espèces reliées par 11 interactions GloBI sur 1 type (connectance 10.5%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
21,1°C
Annual rain
66mm
Moisture idx (CMI)
-0,96
Runoff
29mm/an
PET
1 600mm
AET
54mm
Mean slope
2,1°
Water table
429cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)