HydroBASINS lev08 watershed · #1080672050
Bassin de ገረብ ተከዘ
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 : Mehakelegnaw, Semen Gondar, Semien Mi'irabaw
Sub-basin area
547,6km²
Upstream area
42 903,1km²
Discharge
175,21m³/s
Mean elev.
2 080m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ch'inī Shet'524 km²
- Bassin de ገረብ ተከዘ32 km²
3 dept-equivalent regions (GADM L2)
- 325.1 km²59.6% of basin
- 148.5 km²27.2% of basin
- 72.0 km²13.2% of basin
1 intersecting protected areas
Simien Mountains
IUCN IINational Park
21.96 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
99 distinct species · 170 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 de ገረብ ተከዘ : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 17 interactions GloBI sur 2 types (connectance 11.1%, 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°
19,2°C
Annual rain
803mm
Moisture idx (CMI)
-0,53
Runoff
136mm/an
PET
1 773mm
AET
653mm
Mean slope
20,7°
Water table
926cm
Forest
0%
Crops
19%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)