HydroBASINS lev08 watershed · #1080000970
Bassin de وادي عريعر
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 : Marsa 'Alam
Sub-basin area
2 173,9km²
Upstream area
2 173,9km²
Discharge
0m³/s
Mean elev.
282m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 2142.2 km²98.7% of basin
1 intersecting protected areas
Wadi El-Gemal - Hamata
IUCN IINational Park
468.21 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
985 distinct species · 10 673 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 عريعر : 22 espèces reliées par 32 interactions GloBI sur 2 types (connectance 8.5%, filtre Serrano α=0.2). 6 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°
24,0°C
Annual rain
9mm
Moisture idx (CMI)
-0,99
Runoff
0mm/an
PET
1 587mm
AET
6mm
Mean slope
5,0°
Water table
1 109cm
Forest
0%
Crops
0%
Urban
0%
Protected
23%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)