HydroBASINS lev08 watershed · #4080142930
Bassin · #4080142930
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 : Amurskiy rayon
Sub-basin area
32km²
Upstream area
6 293,4km²
Discharge
114,69m³/s
Mean elev.
16m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Сюмнюр763 km²
- Bassin de Харпи530 km²
1 dept-equivalent regions (GADM L2)
- Amurskiy rayonKhabarovsk · Russia32.1 km²100.0% of basin
1 intersecting protected areas
Lake Bolon & the mouths of the Selgon & Simmi Rivers
IUCN Not ReportedWetland of International Importance (Ramsar Site)
1.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
14 distinct species · 15 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°
0,6°C
Annual rain
632mm
Moisture idx (CMI)
-0,08
Runoff
603mm/an
PET
688mm
AET
533mm
Mean slope
0,0°
Water table
0cm
Forest
0%
Crops
0%
Urban
0%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)