HydroBASINS lev08 watershed · #2080980630
Bassin · #2080980630
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 : Thumrait
Sub-basin area
284km²
Upstream area
3 738,5km²
Discharge
0m³/s
Mean elev.
242m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #2080983360233 km²
- Bassin · #2080983410228 km²
2 intersecting protected areas
Najd Nature Reserve
IUCN VINature Reserve
73.59 km² overlap
Empty Quarter Desert Reserve
IUCN VINature Reserve
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
168 distinct species · 3 091 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 · #2080980630 : 14 espèces reliées par 20 interactions GloBI sur 3 types (connectance 13.1%, 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°
27,0°C
Annual rain
28mm
Moisture idx (CMI)
-0,99
Runoff
19mm/an
PET
1 953mm
AET
19mm
Mean slope
0,1°
Water table
40cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)