HydroBASINS lev08 watershed · #4080121510
Bassin de 二根河
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
941,3km²
Upstream area
941,3km²
Discharge
2,97m³/s
Mean elev.
466m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 633.5 km²67.0% of basin
- 311.3 km²33.0% of basin
1 intersecting protected areas
Heilongjiang Nanweng River National Nature Reserve
IUCN Not ReportedWetland of International Importance (Ramsar Site)
658.83 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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
-3,0°C
Annual rain
505mm
Moisture idx (CMI)
-0,28
Runoff
101mm/an
PET
700mm
AET
436mm
Mean slope
3,2°
Water table
79cm
Forest
65%
Crops
4%
Urban
0%
Protected
70%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)