HydroBASINS lev08 watershed · #1080045050
Bassin de Oued Hanlé
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 7 administrative regions across 2 countries : Afar Zone 1, Ali Sabieh, As Eyla, Dikhil, Galafi +2
Sub-basin area
2 747,1km²
Upstream area
2 747,1km²
Discharge
3,71m³/s
Mean elev.
484m
Administrative coverage
7 dept-equivalent regions (GADM L2)
- 1105.7 km²40.4% of basin
- 767.0 km²28.0% of basin
- 479.2 km²17.5% of basin
- 208.1 km²7.6% of basin
- 109.8 km²4.0% of basin
- 62.3 km²2.3% of basin
- Ali SabiehAli Sabieh · Djibouti4.2 km²0.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
261 distinct species · 1 108 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Oued Hanlé : 13 espèces reliées par 20 interactions GloBI sur 3 types (connectance 10.5%, filtre Serrano α=0.2). 7 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°
28,5°C
Annual rain
177mm
Moisture idx (CMI)
-0,90
Runoff
82mm/an
PET
1 811mm
AET
147mm
Mean slope
4,1°
Water table
639cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)