HydroBASINS lev08 watershed · #3080529460
Bassin de Бирюса
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 : Chunskiy rayon, Tayshetskiy rayon
Sub-basin area
325,4km²
Upstream area
32 710,2km²
Discharge
309,99m³/s
Mean elev.
276m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Бирюса820 km²
- Bassin de Бирюса326 km²
2 dept-equivalent regions (GADM L2)
- Tayshetskiy rayonIrkutsk · Russia321.4 km²98.3% of basin
- Chunskiy rayonIrkutsk · Russia5.6 km²1.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
16 distinct species · 19 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 8 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 Бирюса : 7 espèces reliées par 8 interactions GloBI sur 1 type (connectance 28.6%, 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°
-1,4°C
Annual rain
394mm
Moisture idx (CMI)
-0,41
Runoff
142mm/an
PET
664mm
AET
344mm
Mean slope
2,5°
Water table
57cm
Forest
87%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)