HydroBASINS lev08 watershed · #2080084360
Bassin de وادي ضحكان
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 : Duba
Sub-basin area
1 678,1km²
Upstream area
1 678,1km²
Discharge
0,01m³/s
Mean elev.
189m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- DubaTabuk · Saudi Arabia1654.9 km²98.8% of basin
1 intersecting protected areas
Prince Mohammed bin Salman Royal Reserve
IUCN Not ReportedRoyal Reserve
1151.53 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
823 distinct species · 4 661 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 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 وادي ضحكان : 20 espèces reliées par 29 interactions GloBI sur 2 types (connectance 10.5%, filtre Serrano α=0.2). 4 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°
23,6°C
Annual rain
16mm
Moisture idx (CMI)
-0,99
Runoff
5mm/an
PET
1 553mm
AET
12mm
Mean slope
5,0°
Water table
519cm
Forest
0%
Crops
0%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)