HydroBASINS lev08 watershed · #2080083210
Bassin de وادي ثمرة
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 5 administrative regions : Al Mahd, Jiddah, Khulays, Rabigh, Wadi Al Fara
Sub-basin area
2 395,8km²
Upstream area
2 395,8km²
Discharge
0,08m³/s
Mean elev.
189m
Administrative coverage
5 dept-equivalent regions (GADM L2)
- 1816.8 km²76.0% of basin
- 405.8 km²17.0% of basin
- Wadi Al FaraAl Madinah · Saudi Arabia97.0 km²4.1% of basin
- Al MahdAl Madinah · Saudi Arabia13.3 km²0.6% of basin
- 4.6 km²0.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 942 distinct species · 19 642 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 ثمرة : 15 espèces reliées par 32 interactions GloBI sur 2 types (connectance 16.8%, filtre Serrano α=0.2). 5 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°
28,1°C
Annual rain
50mm
Moisture idx (CMI)
-0,98
Runoff
13mm/an
PET
2 003mm
AET
37mm
Mean slope
2,3°
Water table
328cm
Forest
0%
Crops
0%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)