HydroBASINS lev08 watershed · #3080423320
Bassin de Большая Чайка
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 1 administrative regions : Katangskiy rayon
Sub-basin area
93,6km²
Upstream area
3 234,1km²
Discharge
8,97m³/s
Mean elev.
400m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Большая Чайка1655 km²
- Bassin de Большая Чайка51 km²
1 dept-equivalent regions (GADM L2)
- Katangskiy rayonIrkutsk · Russia94.1 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-6,8°C
Annual rain
377mm
Moisture idx (CMI)
-0,33
Runoff
90mm/an
PET
563mm
AET
329mm
Mean slope
4,3°
Water table
117cm
Forest
100%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)