HydroBASINS lev08 watershed · #2080891270
Bassin de وادي الرمة
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 : Ash Shimasiyah, Buraidah, Unaizah
Sub-basin area
814,2km²
Upstream area
83 694,3km²
Discharge
258,96m³/s
Mean elev.
620m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de وادي الرمة427 km²
- Bassin de وادي الرمة36 km²
3 dept-equivalent regions (GADM L2)
- 432.4 km²53.2% of basin
- 209.1 km²25.7% of basin
- 171.1 km²21.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
78 distinct species · 214 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 الرمة : 22 espèces reliées par 30 interactions GloBI sur 2 types (connectance 8.5%, 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°
24,1°C
Annual rain
218mm
Moisture idx (CMI)
-0,89
Runoff
12mm/an
PET
1 898mm
AET
180mm
Mean slope
1,1°
Water table
229cm
Forest
0%
Crops
4%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)