HydroBASINS lev08 watershed · #4080170490
Bassin de 乌尔逊河
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 : Hulunbuir
Sub-basin area
36,9km²
Upstream area
43 031,9km²
Discharge
12,63m³/s
Mean elev.
572m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 乌尔逊河756 km²
- Bassin de 乌尔逊河399 km²
1 dept-equivalent regions (GADM L2)
- 37.0 km²100.0% of basin
2 intersecting protected areas
Wetland of International Importance (Ramsar Site)
37.01 km² overlap
Dalai Lake
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
32.81 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
99 distinct species · 388 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de 乌尔逊河 : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 2 types (connectance 15.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
0,2°C
Annual rain
263mm
Moisture idx (CMI)
-0,66
Runoff
7mm/an
PET
786mm
AET
242mm
Mean slope
0,5°
Water table
15cm
Forest
1%
Crops
0%
Urban
0%
Protected
89%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)