HydroBASINS lev08 watershed · #3080459190
Bassin de Малая Чуя
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 : Kirenskiy rayon, Mamsko-Chuyskiy rayon
Sub-basin area
1 165km²
Upstream area
6 901km²
Discharge
91,2m³/s
Mean elev.
414m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Малая Чуя488 km²
- Bassin de Малая Чуя3 km²
2 dept-equivalent regions (GADM L2)
- Mamsko-Chuyskiy rayonIrkutsk · Russia1171.0 km²100.0% of basin
- Kirenskiy rayonIrkutsk · Russia0.2 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
127 distinct species · 155 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 Малая Чуя : 6 espèces reliées par 5 interactions GloBI sur 1 type (connectance 17.9%, filtre Serrano α=0.2). 2 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°
-5,6°C
Annual rain
433mm
Moisture idx (CMI)
-0,24
Runoff
470mm/an
PET
572mm
AET
369mm
Mean slope
4,5°
Water table
73cm
Forest
98%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)