HydroBASINS lev08 watershed · #3080636190
Bassin de Куда
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 : Angarskiy rayon, Ekhirit-Bulagatskiy rayon, Irkutskiy rayon
Sub-basin area
966km²
Upstream area
8 005km²
Discharge
11,7m³/s
Mean elev.
516m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Оёк586 km²
- Bassin de Куда436 km²
3 dept-equivalent regions (GADM L2)
- Irkutskiy rayonIrkutsk · Russia912.3 km²94.1% of basin
- Angarskiy rayonIrkutsk · Russia51.8 km²5.3% of basin
- Ekhirit-Bulagatskiy rayonIrkutsk · Russia5.6 km²0.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
815 distinct species · 4 055 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Куда : 20 espèces reliées par 37 interactions GloBI sur 4 types (connectance 12.3%, filtre Serrano α=0.2). 5 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°
-0,6°C
Annual rain
487mm
Moisture idx (CMI)
-0,29
Runoff
58mm/an
PET
684mm
AET
419mm
Mean slope
2,8°
Water table
48cm
Forest
56%
Crops
14%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)