HydroBASINS lev08 watershed · #4080122330
Bassin de 嫩江
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 : Daxing'anling, Hulunbuir
Sub-basin area
107km²
Upstream area
3 301,9km²
Discharge
11,13m³/s
Mean elev.
405m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 嫩江2253 km²
- Bassin de 二根河941 km²
2 dept-equivalent regions (GADM L2)
- 61.6 km²57.4% of basin
- 45.8 km²42.6% of basin
1 intersecting protected areas
Heilongjiang Nanweng River National Nature Reserve
IUCN Not ReportedWetland of International Importance (Ramsar Site)
3.46 km² overlap
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°
-2,5°C
Annual rain
500mm
Moisture idx (CMI)
-0,29
Runoff
91mm/an
PET
708mm
AET
433mm
Mean slope
2,4°
Water table
58cm
Forest
58%
Crops
5%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)