HydroBASINS lev08 watershed · #1080819640
Bassin de Didessa
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 4 administrative regions : Kemashi, Metekel, Mirab Welega, Misraq Wellega
Sub-basin area
2 295,3km²
Upstream area
28 207,7km²
Discharge
425,07m³/s
Mean elev.
1 084m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Hanger River723 km²
- Bassin de Didessa442 km²
4 dept-equivalent regions (GADM L2)
- 2103.2 km²92.0% of basin
- 169.3 km²7.4% of basin
- 13.3 km²0.6% of basin
- 0.0 km²0.0% of basin
1 intersecting protected areas
Deddessa
IUCN IINational Park
1102.53 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
15 distinct species · 62 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 9 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 Didessa : 9 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 6 interactions GloBI sur 2 types (connectance 16.7%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
23,0°C
Annual rain
1 415mm
Moisture idx (CMI)
-0,23
Runoff
476mm/an
PET
1 847mm
AET
992mm
Mean slope
7,9°
Water table
408cm
Forest
34%
Crops
9%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)