HydroBASINS lev08 watershed · #3080603940
Bassin de Атовский
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 : Balaganskiy rayon, Nukutskiy rayon, Ust'-Udinskiy rayon
Sub-basin area
181,1km²
Upstream area
638 383,6km²
Discharge
2 538,27m³/s
Mean elev.
492m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Унга13 km²
- Bassin de Ангара6 km²
3 dept-equivalent regions (GADM L2)
- Ust'-Udinskiy rayonIrkutsk · Russia127.5 km²70.1% of basin
- Nukutskiy rayonIrkutsk · Russia46.8 km²25.7% of basin
- Balaganskiy rayonIrkutsk · Russia7.6 km²4.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
309 distinct species · 1 695 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Атовский : 20 espèces reliées par 31 interactions GloBI sur 4 types (connectance 9.5%, filtre Serrano α=0.2). 6 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°
-1,6°C
Annual rain
407mm
Moisture idx (CMI)
-0,40
Runoff
22mm/an
PET
684mm
AET
356mm
Mean slope
4,4°
Water table
125cm
Forest
37%
Crops
58%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)