HydroBASINS lev08 watershed · #2080642150
Bassin de Aras / Արաքս
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 : Tuzluca
Sub-basin area
143km²
Upstream area
20 060,9km²
Discharge
52,46m³/s
Mean elev.
1 121m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Aras239 km²
- Bassin de Ախուրյան / Arpaçay105 km²
1 intersecting protected areas
"Vanand" area
IUCN Not ReportedEmerald Network
60.47 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
225 distinct species · 2 316 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 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 / Արաքս : 16 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 3 types (connectance 17.8%, filtre Serrano α=0.2). 8 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°
10,0°C
Annual rain
350mm
Moisture idx (CMI)
-0,68
Runoff
53mm/an
PET
1 111mm
AET
302mm
Mean slope
5,2°
Water table
482cm
Forest
0%
Crops
5%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)