HydroBASINS lev08 watershed · #3080625090
Bassin de Ангара
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 : Angarskiy rayon, Bokhanskiy rayon, Usol'e-Sibirskoye, Usol'skiy rayon
Sub-basin area
619,2km²
Upstream area
604 875,7km²
Discharge
2 372,12m³/s
Mean elev.
485m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ангара54 km²
- Bassin de Китой32 km²
4 dept-equivalent regions (GADM L2)
- Angarskiy rayonIrkutsk · Russia256.5 km²41.3% of basin
- Bokhanskiy rayonIrkutsk · Russia175.2 km²28.2% of basin
- Usol'skiy rayonIrkutsk · Russia169.7 km²27.3% of basin
- Usol'e-SibirskoyeIrkutsk · Russia20.2 km²3.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 048 distinct species · 5 114 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Ангара : 23 espèces reliées par 43 interactions GloBI sur 3 types (connectance 12.3%, 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°
-0,7°C
Annual rain
478mm
Moisture idx (CMI)
-0,31
Runoff
17mm/an
PET
694mm
AET
412mm
Mean slope
3,5°
Water table
69cm
Forest
80%
Crops
12%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)