HydroBASINS lev08 watershed · #4080113050
Bassin de 绰纳河
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 1 administrative regions : Daxing'anling
Sub-basin area
1 802,1km²
Upstream area
1 802,2km²
Discharge
5,58m³/s
Mean elev.
394m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 1808.9 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 7 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°
-2,9°C
Annual rain
496mm
Moisture idx (CMI)
-0,29
Runoff
97mm/an
PET
700mm
AET
429mm
Mean slope
4,7°
Water table
112cm
Forest
97%
Crops
1%
Urban
0%
Protected
19%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)