HydroBASINS lev08 watershed · #3080544330
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 2 administrative regions : Bratskiy rayon, Nizhneilimskiy rayon
Sub-basin area
2 461km²
Upstream area
659 642,5km²
Discharge
2 534,21m³/s
Mean elev.
465m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ангара5153 km²
- Bassin de Видим814 km²
2 dept-equivalent regions (GADM L2)
- Bratskiy rayonIrkutsk · Russia1319.9 km²53.4% of basin
- Nizhneilimskiy rayonIrkutsk · Russia1153.0 km²46.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
164 distinct species · 186 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 11 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 : 10 espèces reliées par 6 interactions GloBI sur 2 types (connectance 10.9%, 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°
-2,2°C
Annual rain
373mm
Moisture idx (CMI)
-0,43
Runoff
117mm/an
PET
653mm
AET
328mm
Mean slope
2,5°
Water table
53cm
Forest
79%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)