HydroBASINS lev08 watershed · #2080641420
Bassin de Aras
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 2 administrative regions : Horasan, Sarıkamış
Sub-basin area
104,3km²
Upstream area
6 915km²
Discharge
23,02m³/s
Mean elev.
1 761m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Velibaba531 km²
- Bassin de Aras1 km²
2 dept-equivalent regions (GADM L2)
- 61.9 km²59.3% of basin
- 42.5 km²40.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
37 distinct species · 45 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 15 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 Aras : 14 espèces reliées par 13 interactions GloBI sur 2 types (connectance 12.4%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
5,7°C
Annual rain
488mm
Moisture idx (CMI)
-0,48
Runoff
101mm/an
PET
944mm
AET
420mm
Mean slope
7,8°
Water table
361cm
Forest
0%
Crops
9%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)